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PUBLICATIONS 1964-1992

1992

  • Saccharomyces cerevisiae.  D. Lloyd, C. J. James & P. K. Maitra.  Yeast 8, 291-301 (1992).

  • Lipid changes in individual membranes of Acanthamoeba castellanii during temperature adaptation.  Biochem. Soc. Trans. 19, 318S (1991).

  • Induction of a   12-desaturase activity during temperature adaptation in Acanthamoeba castellanii.  A. L. Jones, J. L. Harwood & D. Lloyd.  Biochem. Soc. Transactions 20, 170S (1992).

  • The cell division cycle: a physiologically plausible dynamic model can exhibit chaotic solutions.  D. Lloyd, A. L. Lloyd, L. F. Olsen.  BioSystems 27, 17-24 (1992).

  • The ultradian clock of Schizosaccharomyces pombe: environmental stability but genetic variability.  F. Kippert & D. Lloyd.  J. Interdisc. Cycle Res. 22, 138-139 (1991).

  • Influence of oxygen on the fermentative metabolism of metronidazole-sensitive and resistant strains of Trichomonas vaginalis.  J. E. Ellis, D. Cole and D. Lloyd.  Biochem. Molec. Parasitol. 56, 79-88 (1992).

  • The effects of O2 on fermentation in the intestinal parasite Giardia lamblia.  T. A. Paget, M. L. Kelly, E. L. Jarroll, D. G. Lindmark & D. Lloyd.  Mol. Biochem. Parasitol. 57, 65-72 (1992).

  • Enzyme activity in organic solvent as a function of water activity determined by membrane inlet mass spectrometry.  H. Degn, S. Bohátka & D. Lloyd.  Biotechnology Techniques 6, 161-164 (1992).

  • Mutations in phosphofructokinases alter the control characteristics of glycolysis in vivo in Saccharomyces cerevisiae.  D. Lloyd, C. J. James & P. K. Maitra.  Yeast 8, 291-301 (1992).

  • Ultradian Rhythms in Life Processes, (Eds. D. Lloyd, E. Rossi), pp.xiii + 419.    Springer Verlag, London, (1992).

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1991

  • Influence of CO2 and low concentrations of O2 on fermentative metabolism of the ruminal ciliate Polyplastron multivesciculatum.  J. E. Ellis, P. S. McIntyre, M. Saleh, A. G. Williams & D. Lloyd.  Appl. Environ. Microbiol. 57, 1400-1407 (1991).

  • Influence of CO2 and low concentrations of O2 on fermentative metabolism of the rumen ciliate Dasytricha ruminantium.  J. E. Ellis, P. S. McIntyre, M. Saleh, A. G. Williams & D. Lloyd.  J. Gen. Microbiol. 137, 1409-1417 (1991).

  • Effects of pesticides on anaerobic digestion processes.  E. F. Khalil, T. N. Whitmore, H. Gamel-El Din, A. El-Bassel & D. Lloyd.  Environ. Technol. 12, 471-475 (1991).

  • Characterisation of bacteria using multiparameter flow cytometry.  R. Allman, A. C. Hann, R. Manchee & D. Lloyd.  J. Appl. Bact. 73, 438-444.

  • The evaluation of matrices in rumen simulation technique for the maintenance of protozoa.  K. Hillman, A. G. Williams & D. Lloyd.  Lett. Appl. Microbiol. 12, 129-132 (1991).

  • The influence of headspace gas composition on the production of VFA by rumen holotrich ciliate protozoa.  K. Hillman, A. G. Williams & D. Lloyd.  Lett. Appl. Microbiol. 13, 11-15 (1991).

  • Formate utilization by members of the Genus Methanobacterium.  J. Benstead, D. B. Archer & D. Lloyd.  Arch. Microbiol. 156, 34-37 (1991).

  • The parasitic flagellates Trichomonas vaginalis and Tritrichomonas foetus produce indole and dimethyldisulphide: direct characterization by membrane inlet tandem mass spectrometry.  D. Lloyd, F. R. Lauritsen & H. Degn.  J. Gen. Microbiol. 137, 1743-47 (1991).

  • Identification of dissolved volatile metabolites in microbial cultures by membrane inlet tandem mass spectrometry.  F. R. Lauritsen, D. Lloyd, S. Bohátka, L. T. Nielsen & H. Degn.  Biological Mass Spectrometry 60, 253-258 (1991).

  • The influence of ruminal concentrations of O2 on fermentative metabolism of the rumen entodiniomorphid ciliate, Eudiplodinium maggii.  J. E. Ellis, P. S. McIntyre, M. Saleh, A. G. Williams & D. Lloyd.  Current Microbiology 23, 245-251 (1991).

  • Effects of alcohols on the respiration and fermentation of aerated suspension of Baker's Yeast.  H. N. Carlsen, H. Degn & D. Lloyd.  J. Gen. Microbiol. 137, 2879-2883 (1991).

  • Temperature induced changes in the synthesis of unsaturated fatty acids by Acanthamoeba castellanii.  A. L. Jones, N. L. Pruitt, D. Lloyd & J. L. Harwood.  J. Protozool. 38, 532-536 (1991). 

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1990

  • Formate and glucose stimulation of methane and hydrogen production in rumen liquor.  J. E. Ellis, A. G. Williams & D. Lloyd.  Current Microbiol. 20, 251-254 (1990).

  • Selection-synchronized Chlamydomonas reinhardii display ultradian but not circadian rhythms.  H. A. Jenkins, A. J. Griffiths & D. Lloyd.  J. Interdisc. Cycle Res. 21, 75-80 (1990).

  • Effect of growth temperature on fatty acid biosynthesis in Acanthamoeba castellanii.  A. L. Jones, N. L. Pruitt, D. Lloyd & J. L. Harwood.  Trans. Biochem. Soc. 18, 627.

  • Giardia lamblia produces alanine anaerobically but not in the presence of oxygen.  T. A. Paget, M. H. Raynor, D. W. E. Shipp & D. Lloyd.  Molecular. Biochem. Parasitology 42, 63-68 (1990).

  • Trichomonas vaginalis requires traces of oxygen and high concentrations of carbon dioxide for optimal growth.  T. A. Paget & D. Lloyd (1990).  Molec. Biochem. Parasitol. 41, 65-72.

  • Nippostrongylus brasiliensis and Ascaridia galli: characterisation of peroxisomes.  T. A. Paget, M. Fry & D. Lloyd (1990).  Experimental Parasitology 71, 236-240.

  • The use of a novel motility assay for the isolation of bioactive peptides from the free-living nematode Panagrellus redivivus.  Comp. Biochem. Physiol. 95B, 335-339 (1990).

  • Growth of Azotobacter vinelandii: correlation of Coulter cell size, flow cytometric parameters, and ultrastructure.  R. Allman, A. C. Hann, A. P. Phillips, K. L. Martin & D. Lloyd.  Flow Cytometry 11, 822-831 (1990).

  • Quantized cell cycle times: interaction between a relaxation oscillator and ultradian clock pulses.  D. Lloyd & E. I. Volkov,  Biosystems 23, 305-310 (1990).

 

1989

  • Respiration and H2O2 production in Brugia pahangai.  T. A. Paget, A. H. W. Mendes, D. Lloyd.  Int. J. Parasitol. 19, 337-343 (1989).

  • Bioenergetic consequences of protein overexpression in Saccharomyces cerevisiae.  C. Gopal, D. Broad, D. Lloyd.  J. Appl. Microbiol. Biotech. 30, 160-165 (1989).

  • Aerobic denitrification in Paracoccus denitrificans and Pseudomonas aeruginosa.  K. J. P. Davies, D. Lloyd & L. Boddy.  J. Gen. Microbiol. 135, 2445-2451 (1989).

  • Oxygen consumption by rumen microorganisms: protozoal and bacterial contributions.  J. E. Ellis, A. G. Williams & D. Lloyd.  Appl. Environ. Microbiol. 55, 2583-2587 (1989).

  • Simultaneous operation of ultradian and circadian rhythms in Chlamydomonas reinhardii.  H. A. Jenkins, A. J. Griffiths & D. Lloyd.  J. Interdisc. Cycle Res. 20, 257-264 (1989).

  • The effect of detergent on methanogenesis is by Methanosarcina bakeri.  E. F. Khalil, T. N. Whitmore, H. Gamel-El-Din, A. El-Bassel & D. Lloyd.  FEMS Microbiol. Lett. 57, 313-316 (1989).

  • Respiration in the cyst and trophozoite forms of Giardia muris.  T. A. Paget, E. L. Jarroll, P. Manning, D. G. Lindmark, D. Lloyd.  J. Gen. Microbiol. 135, 145-154 (1989)

 

1988

  • The influence of oxygen and organic hydrogen acceptors on glycolytic CO2 production in Brettanomyces anomalous.  D. M. Gaunt, H. Degn, D. Lloyd.  Yeast 4, 249-255 (1988).

  • The relationship between superoxide generation cytochrome b  and oxygen in activated neutrophils.  S. W. Edwards and D. Lloyd.  FEBS Letts. 227, 39-42 (1988).

  • The effects of detergents on anaerobic digestion.  E. F. Khalil, T. N. Whitmore, H. Gamal-el-Din, A. El-Bassel, D. Lloyd.  Appl. Microbiol. Biotechnol. 29, 517-522 (1988).

  • The O2 dependence of respiration of H2O2 production in the parasitic nematode Ascaridia galli.  T. A. Paget, N. Fry and D. Lloyd.  Biochem. J. 256, 633-639 (1988)..

  • Haemoprotein oxidases in the nematodes Nippostrongylus brasiliensis and Ascaridia galli.  T. A. Paget, M. Fry and D. Lloyd.  Biochem. J. 256, 295-298 (1988).

  • Interactions between the methanogen Methanosarcina barkeri and ciliate protozoa.  K. Hillman, D. Lloyd & A. G. Williams.  Lett. Appl. Microbiol. 7, 49-53 (1988).

  • The effect of dialysate on peritoneal phagocyte oxidative metabolism.  N. Topley, H. M. M. Alobaidi, M. Davies, G. A. Coles. J. D. Williams & D. Lloyd.  Kidney International 34, 404-411 (1988).

  • Metronidazole resistant clinical isolates of Trichomonas vaginalis maintain low intracellular metronidazole radical anion levels as a consequence of defective O2 scavenging.  D. Lloyd, N. Yarlett, N. C. Yarlett, J. Z. Pedersen & B. Kristensen.  Acta Universitatis Carolinae Biologica 30, 521-528 (1988).

  • The Division and Segregation of Organelles, (Eds. S.A. Boffey, D. Lloyd), p.252.  Cambridge University Press, (1988). 

  • Biochemistry and Molecular Biology of "Anaerobic" Protozoa.  (Eds. D. Lloyd,    G.H. Coombs, T.A. Paget), p.289.  Harwood Academic, Chur, (1989).

 

1987

  • The effects of O2 on fermentation in Tritrichomonas foetus KV1 and its variant 1MR-100 with defective hydrogenosomes.  D. Lloyd, C. J. James, A. L. Lloyd, N. Yarlett & N. C. Yarlett.  J. Gen. Microbiol. 133, 1181-1187 (1987).

  • The Pasteur Effect in Yeast: mass spectrometric monitoring of O2 uptake and CO2 and ethanol production.  D. Lloyd & C. J. James.  FEMS Microbiol. Lett. 42, 27-31 (1987).

  • Hydrogen-dependent control of the continuous thermophilic anaerobic digestion process using membrane inlet mass spectrometry.  D. Lloyd, T. N. Whitmore.  Lett. Appl. Microbiol. 6, 5-10 (1987).

  • Hydrogen-dependent control of the continuous anaerobic digestion process.  T. N. Whitmore, G.

  • ESR studies of nitro-amino and oxygen radicals in hydrogenosomes from Trichomonas vaginalis.  N. Yarlett, C. Rowlands, N. C. Yarlett, J. C. Evans & D. Lloyd.  Mol. & Biochem. Parasitol. 24, 255-261 (1987).

  • Reduction of nitridazole by metronidazole resistant and susceptible strains of Trichomonas vaginalis.  N. Yarlett, C. C. Rowlands, N. C. Yarlett, J. C. Evans & D. Lloyd.  Parasitology 94, 93-99 (1987).

  • Effects of inhibitors on the O2 kinetics of the parasitic nematode Nippostrongylus brasiliensis.  T. A. Paget, M. Fry & D. Lloyd.  Mol. Biochem. Parasitol. 22, 125-133 (1987).

  • H2O2 production in uncoupled mitochondria of the parasitic nematode worm Nippostrongylus brasiliensis.  T. A. Paget, M. Fry & D. Lloyd.  Biochem. J. 243, 589-595 (1987).

  • CO-reacting haemoproteins of neutrophils: evidence for cytochrome b-245 and myeloperoxidase as potential oxidases during the respiratory burst.  S. W. Edwards & D. Lloyd.  Biosci. Reports 7, 193-199 (1987).

  • Jones & D. Lloyd.  Appl. Microbiol. Biotechnol. 26, 383-388 (1987).

  • Aerobic bacterial denitrification: the rule rather than the exception.  D. Lloyd, L. Boddy & K. J. P. Davies.  FEMS Microbiol. Ecology 45, 185-190 (1987).

 

1986

  • Methanogenesis from methanol in Methanosarcina barkeri studied using membrane inlet mass spectrometry.  G. Ranalli, T. N. Whitmore & D. Lloyd.  FEMS Microbiol. Lett. 35, 119-123 (1986).

  • Inhibition of H2 production in drug-resistant and susceptible Trichomonas vaginalis strains by a range of nitroimidazole derivatives.  D. Lloyd, N. Yarlett & N. C. Yarlett.  Biochem. Pharmacol. 35, 61-64 (1986).

  • Respiration of Trichomonas vaginalis.  Components detected by electron paramagnetic resonance spectroscopy.  A. Chapman, R. Cammack, D. Linstead & D. Lloyd.  Eur. J. Biochem. 156, 193-198 (1986).

  • Metronidazole resistant clinical isolates of Trichomonas vaginalis have lowered O2 affinities.  N. Yarlett, N. C. Yarlett & D. Lloyd.  Molec. Biochem. Parasitol. 19, 111-116 (1986).

  • Changes in proteinase activities and subcellular distribution during degradative inactivation of alcohol oxidase in Candida boidinii.  D. J. Hill, O. Jenkins, T. G. Cartledge & D. Lloyd.  Biochem. J. 238, 255-261 (1986).

  • Host defence in continuous ambulatory peritoneal dialysis: the effect of the dialysate on phagocyte function.  H. Alobaidi, B. A. Coles, M. Davies & D. Lloyd.  Nephrol. Dial. Transplant 1, 16-21 (1986).

  • Ferredoxin-dependent reduction of nitroimidazole derivatives in drug-resistant and susceptible strains of Trichomonas vaginalis.  N. Yarlett, N. C. Yarlett and D. Lloyd.  Biochem. Pharmacol. 35, 1703-1708 (1986).

  • Mass spectrometry as an ecological tool for in situ measurements of dissolved gases in sediment systems.  D. Lloyd, K. J. P. Davies & L. Boddy.  FEMS Microbiol. Ecol. 38, 11-17 (1986).

  • Formation of myeloperoxidase compound II during aerobic stimulation of rat neutrophils.  S. W. Edwards & D. Lloyd.  Bioscience Reports 6, 275-282 (1986).

  • Cryopreservation of the anaerobic fungus Neocallimastix patriciarum.  N. C. Yarlett, N. Yarlett, C. G. Orpin & D. Lloyd.  Lett. Appl. Microbiol. 3, 1-3 (1986).

  • Mass spectrometric control of the thermophilic anaerobic digestion process based on levels of dissolved hydrogen.  T. N. Whitmore & D. Lloyd.  Biotechnology Letters 8, 203-208 (1986).

  • Temperature-compensated ultradian rhythms in lower eukaryotes: periodic turnover coupled to a timer for cell division.  D. Lloyd & S. W. Edwards.  J. Interdisc. Cycle Res. 17, 321-326 (1986).

  • Respiration of the hydrogenosome-containing fungus Neocalimastix patriciarum.  N. Yarlett, C. Rowlands, N. C. Yarlett, J. C. Evans & D. Lloyd.  Arch. Microbiol. 148, 25-28 (1987).

  • Pyruvate metabolism by trichomonads.  A. Chapman, D. J. Linstead, D. Lloyd & J. Williams.  Biochem. Soc. Trans. 14, 1274 (1986).

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1985

  • Butyrate formation from glucose by the rumen protozoon Dasytricha ruminantium.  N. Yarlett, D. Lloyd & A. G. Williams.  Biochem. J. 228, 187-192 (1985).

  • Oxygen affinities of the bioluminescence systems of various species of luminous bacteria.  D. Lloyd, C. J. James & J. Woodland Hastings.  J. Gen. Microbiol. 131, 2137-2140 (1985).

  • The survival of antibiotic resistant and sensitive E.coli strains during anaerobic digestion.  P. Abdul & D. Lloyd.  Eur. J. App. Microbiol. & Biotechnol. 22, 373-377.

  • Comparative studies of methanogenesis in thermophilic and mesophilic digesters using membrane inlet mass spectrometry.  T. N. Whitmore, M. Lazzari & D. Lloyd.  Biotechnol. Lett. 7, 283-288 (1985).

  • Dispersive X-ray microanalysis of membrane associated inclusions in hydrogenosomes isolated from Trichomonas vaginalis.  A. Chapman, A. O. Hann, D. Linstead & D. Lloyd.  J. Gen. Microbiol. 131, 2933-2939.

  • The generation of metronidazole radicals in hydrogenosomes isolated from A. Chapman, R. Cammack, D. Linstead & D. Lloyd. , 2141-2144 (1985).

  • Degradative inactivation of the proxisomal enzyme alcohol oxidase, during adaptation of methanol-grown Candida boidinii.  D. J. Hill, A. O. Hann & D. Lloyd.  Biochem. J. 232, 743-750 (1985).

  • Salt, pH and temperature dependencies of growth and bioluminescence of three species of luminous bacteria analysed on gradient plates.  P. Waters & D. Lloyd.  J. Gen. Microbiol. 131, 2865-2689 (1985).

  • Measurement of dissolved gas concentrations in ovine rumen liquor in situ using a portable quadrupole mass spectrometer.  K. Hillman, D. Lloyd & A. G. Williams.  Current Microbiol. 12, 335-340 (1985).

  • 13C NMR reveals glycerol as an unexpected major metabolite in the protozoon parasite Trichomonas vaginalis.  A. Chapman, D. Linstead, D. Lloyd & A. J. Williams.  FEBS Letts. 191, 287-292 (1985).

 

1984

  • Oxygen sensitivity of methanogenesis in rumen and anaerobic digester populations using mass spectrometry.  Scott, R. I., Williams, T. N. & Lloyd, D.  Biotechnol. Lett. 5, 375-380 (1983).

  • 108.     Subcellular fractionation of Candida boidinii after growth on glucose or methanol.  Jenkins, R. O., Cartledge, T. G. & Lloyd, D.  J. Gen. Microbiol. 131, 335-344 (1985).

  • Hydrogenosomes in known species of rumen entodiniomorphid protozoa.  Yarlett, N., Coleman, G. S., Williams, A. G. & Lloyd, D.  21, 15-19 (1984).

  • Decrease in apparent Km for oxygen after stimulation of respiration of rat polymorphonuclear leucocytes.  Edwards, S. W., Hallett, M. B., Lloyd, D. & Campbell, A. K.  FEBS Microbiol. Lett. 161, 60-64 (1983).

  • Metronidazole inhibition of hydrogen production in vivo in drug-sensitive and resistant strains of Trichomonas vaginalis.  Lloyd, D. & Kristensen, B.  J. Gen. Microbiol. 131, 849-853 (1985).

  • Metronidazole radical anion generation in vivo in Trichomonas vaginalis: oxygen quenching is enhanced in a drug-resistant strain.  Lloyd, D. & Pedersen, J.  J. Gen. Microbiol. 131, 87-92 (1985).

  • Respiratory adaptation of anaerobically grown Saccharomyces uvarum: changes in distribution of enzymes.  Jenkins, R., Cartledge, T. G. & Lloyd, D.  J. Gen. Microbiol. 130, 2809-2816 (1984).

  • Pathogen survival during anaerobic digestions: fatty acids inhibit the anaerobic growth of Escherichia coli.  P. Abdul & D. Lloyd.  Biotech. Lett. 85, 125-128.

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1983

  • Mitochondrial cytochromes of Acanthamoeba castellanii: oscillatory accumulation of haemoproteins, immunological determinants and activity during the cell cycle.  D. Lloyd, S. W. Edwards, J. L. Williams & J. B. Evans.  FEMS Microbiol. Lett. 16 307-312 (1983).

  • Photochemical action spectra of CO-liganded terminal oxidases using a liquid dye laser.  D. Lloyd & R. I. Scott.  Analyt. Biochem. 128, 21-25 (1983).

  • Respiration of the rumen ciliate Dasytricha ruminantium Schuberg.  N. Yarlett, D. Lloyd & A. G. Williams.  Biochem. J. 206, 259-266 (1982).

  • Adaptation of the respiratory system of Acanthamoeba castellanii to anaerobiosis.  D. Lloyd, R. Protheroe, T. N. Williams & J. L. Williams.  FEMS Microbiol. Lett. 17, 143-146 (1983).

  • Oxygen affinity of the respiratory chain of Acanthamoeba castellanii.  D. Lloyd, H. Mellor & J. L. Williams.  Biochem. J. 214, 47-51 (1983).

  • Terminal oxidase of Crithidia fasciculata: reactions with carbon monoxide and oxygen at sub-zero temperatures and photochemical action spectra.  R. I. Scott, S. W. Edwards, B. Chance & D. Lloyd.  J. Gen. Microbiol. 129, 1983-1989 (1983).

  • Hydrogenosomes in a mixed isolate of Isotricha prostoma and Isotricha intestinalis ovine rumen contents.  N. Yarlett, A. C. Hann, D. Lloyd & A. G. Williams.  Comp. Biochem. Physiol. 74B, 357-364 (1983).

  • Similarities between rumen ciliants and Trichomonads: both possess hydroglucosomes. 5th Meet Int Sci Evol Protistol. Prostologica 19, 465 (1983).

  • Restriction enzyme analysis of mitochondrial DNA of members of the genus Acanthamoeba as an aid in taxonomy.  M. Costas, S. W. Edwards, D. Lloyd, A. J. Griffiths & G. Turner.  FEMS Microbiol. Lett. 17, 231-234 (1983).

  • Glycolysis and respiration in yeasts: The Pasteur effect studied by mass spectrometry.  D. Lloyd, B. Kristensen & H. Degn.  Biochem. J. 212, 749-754 (1983).

  • Glycolysis and respiration in yeasts: the effect of NH4+ in yeasts studied by mass spectrometry.  D. Lloyd, B. Kristensen & H. Degn.  J. Gen. Microbiol. 129, 2125-2127 (1983).

  • Adaptation of terminal respiration pathways of Tetrahymena pyriformis ST to growth with added iron or Carbonyl cyanide m-chlorophenylhydrazone.  M. B. Unitt, R. I. Scott & D. Lloyd.  Comp. Biochem. & Physiol. 74B, 567-571 (1983).

  • The presence of O2 in rumen liquor and its effects on methanogenesis.  R. I. Scott, N. Yarlett, K. Hillman, T. N. Williams, A. G. Williams & D. Lloyd.  J. App. Bacteriol. 55, 143-149 (1983).

  • A note on the effects of hydrogen production by the rumen protozoon Dasytricha ruminantium Schuberg.  N. Yarlett, R. I. Scott, A. G. Williams & D. Lloyd.  J. Appl. Bacteriol. 55, 359-361 (1983).

  • Subcellular fractionation of Candida stellatoidea after growth with glucose or n-hexadecane.  R. Jenkins, T. G. Cartledge & D. Lloyd.  J. Gen. Microbiol. 129, 1171-1185 (1983).

  • Identification of cytochromes o and a3 as functional terminal oxidases in the thermophilic bacterium PS3.  Poole, R. K., Scott, R. I., Baines, B. S., Salmon, I. & Lloyd, D.  FEBS Microbiol. Lett. 150, 281-285 (1983).

  • Photochemical action spectra indicate that cytochrome aa3 is the predominant haemoprotein terminal oxidase in Acanthamoeba castellanii.  Scott, R. I. & Lloyd, D.  Biochem. J. 210, 721-725 (1983).

  • Direct measurement of methanogenesis in anaerobic digesters by membrane inlet mass spectrometry.  Scott, R. I., Williams, T. N., Whitmore, T. N. & Lloyd, D.  Europ. J. Applied Microbiol. & Biotechnol. 18, 236-241 (1983).

  • Membrane inlet mass spectrometry - Measurement of dissolved gases in fermentation liquids.  Lloyd, D., Scott, R. I. & Williams, T. N.  Trends in Biotechnol. 1, 60-63 (1983).

  • Direct measurement of dissolved gases in microbiological systems using membrane inlet mass spectrometry.  Lloyd, D. & Scott, R. I.  J. Microbiol. Methods 1, 313-320 (1983).

  • Adaptive changes in yeast membranes: catabolite repression and oxygen.  Lloyd, D., Cartledge, T. G. & Jenkins, R. O.  Biochem. Soc. Trans. 11, 339-340 (1983).

 

1982

  • Respiration of Tritrichomonas foetus.  D. Lloyd, T. Ohnishi, D. G. Lindmark & M. Muller.  Wiadomosci Parazytologicne 29, 37-39 (1982).

  • The mitochondrial adenosine triphosphatase of Acanthamoeba castellanii.  Partial characterisation and changes in activity during exponential growth.  S. W. Edwards, J. B. Evans & D. Lloyd.  Comp. Biochem. Physiol. 71B, 495-500 (1982).

  • Temperature-compensated oscillations in respiration and cellular protein content in synchronous cultures of Acanthamoeba castellanii.  D. Lloyd, S. W. Edwards & J. C. Fry.  Proc. Natl. Acad. Sci. USA 79, 3785-3788 (1982).

  • Oxygen affinities of Tritrichomonas foetus, Dasytricha ruminantium and two aerobic protozoa determined by bacterial bioluminescence.  D. Lloyd, J. L. Williams, N. Yarlett & A. G. Williams.  J. Gen. Microbiol. 128, 1019-1022 (1982).

  • The mitochondrial adenosine triphosphatase of Acanthamoeba castellanii: oscillatory accumulation of enzyme activity, enzyme protein and F1-inhibitor during the cell cycle.  S. W. Edwards, J. B. Evans, J. L. Williams & D. Lloyd.  Biochem. J. 202, 453-458 (1982).

  • Cytochrome a620 of Tetrahymena pyriformis: reactions with carbon monoxide and oxygen at sub-zero temperatures and photochemical action spectra.  D. Lloyd, R. I. Scott, S. W. Edwards, C. Edwards & B. Chance.  Biochem. J. 20, 367-372 (1982).

  • The Cell Division Cycle : Temporal Organisation and Control of Cellular Growth and Reproduction.  Lloyd, D., Poole, R.K., Edwards, S.W. pp.vi + 523.  Academic Press, London, (1982).

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1981

  • Effects of inhibitors on mitochondrial adenosine triphosphatase of Crithidia fasciculata: an unusual pattern of specificities.  N. Yarlett & D. Lloyd.  Molec. Biochem. Parasitol. 3, 13-17 (1981).

  • Carbon monoxide and oxygen-reacting haemoproteins in the mitochondrial fraction from the soil amoeba Acanthamoeba castellanii.  D. Lloyd, S. W. Edwards & B. Chance.  Biochem. J. 200, 337-342 (1981).

  • Oscillatory accumulation of catalase during the cell cycle of Acanthamoeba castellanii.  S. W. Edwards, J. B. Evans & D. Lloyd.  J. Gen. Microbiol. 125, 459-462 (1981).

  • A membrane covered photobacterium probe for O2 measurements in the manomolar range.  D. Lloyd, K. James, J. Williams & N. Williams.  Analyt. Biochem. 116, 17-21 (1981).

  • Oxidative detoxification of hydrogen sulphide detected by mass spectrometry in the soil amoeba Acanthamoeba castellanii.  D. Lloyd, B. Kristensen & H. Degn.  J. Gen. Microbiol. 126, 167-170 (1981).

  • The effects of cyanide, azide, carbon monoxide and salicylhydroxamic acid on whole cell respiration of Acanthamoeba castellanii.  D. Lloyd, B. Kristensen & H. Degn.  J. Gen. Microbiol. 128, 185-188 (1981).

  • Hydrogenosomes in the rumen protozoon Dasytricha ruminantium Schuberg.  N. Yarlett, A. C. Hann, D. Lloyd & A. G. Williams.  Biochem. J. 200, 365-372 (1981).

  • Effects of inhibitors on mitochondrial ATPase of ST.M.D. Unitt & D. Lloyd. .  J. Gen. Microbiol. 126, 261-266 (1981).

  • Oscillatory accumulation of total cellular protein in synchronous cultures of Candida utilis.  D. Lloyd, S. W. Edwards & J. L. Williams.  FEMS Microbiol. Lett. 12, 295-298 (1981).

 

1980

  • Carbon monoxide-reacting haemoproteins in the mitochondrial fraction of Acanthamoeba castellanii. (1980).  Biochem. J. 186, 669-678.

  • Effects of glucose repression and anaerobiosis on the activities and subcellular distribution of tricarboxylic acid cycle and associated enzymes in Saccharomyces carlsbergensis.  Wales, D.S., Cartledge, T.G., Lloyd, D. (1980).  J. Gen. Microbiol. 116, 93-98.

  • Effect of inhibitors on the oxygen kinetics of terminal oxidases of Tetrahymena pyriformis ST.  Lloyd, D., Kristensen, B., Degn, H. (1980).  J. Gen. Microbiol. 121, 117-125.

  • Respiration of Tritrichomonas foetus: components detected in hydrogenosomes and in intact cells by electron paramagnetic resonance spectrometry.  T. Ohnishi, D. Lloyd, D. G. Lindmark & M. Muller.  Molec. Biochem. Parasitol. 2, 39-50 (1980).

  • Oscillations of redox states in synchronously dividing cultures of Acanthamoeba castellanii and Schizosaccharomyces pombe. [Authors ??  ] (1980).  Biophys. J. 29, 1-12.

  • The Eukaryotic Microbial Cell.  SGM Symposium 30.  (Eds. G.W. Gooday, D. Lloyd, A.P.J. Trinci), p.439.  Cambridge University Press, (1980).

 

1979

  • The effect of inhibitors on the oxygen kinetics of terminal oxidases of Acanthamoeba castellanii.  Lloyd, D., Edwards, S. (1979).  Biochem. J. 182, 11-15.

  • Respiration of Tritrichomonas foetus: Absence of detectable cytochromes.Lloyd, D.,Lindmark, D.G., Muller, M. (1979).J. Parasitol. (3), 460-466.

  • Adenosine triphosphatase of Tritrichomonas foetus.

  • Lloyd, D., Lindmark, D.G., Muller, M.(1979). J. Gen. Microbiol. 115, 301-307.

  • The reaction of cytochrome oxidase with oxygen in the fission yeast Schizosaccharomyces pombe 972 h.Poole, R.K., Lloyd, D., Chance, B. (1979).Biochem. J. , 555-563.

  • Chemiluminescence of Acanthamoeba castellanii.  Lloyd, D., Boveris, A., Reiter, R.,  Filipkowski, M., Chance, B. (1979).  Biochem. J. 184, 149-156.

  • Oscillations of redox states in synchronously dividing cultures of Acanthamoeba castellanii and Schizosaccharomyces pombe. [Authors ??  ] (1980).  Biophys. J. 29, 1-12.

  • Respiratory oscillations and heat evolution in synchronous cultures of Candida utilis.   Kader, J., Lloyd, D. (1979).  J. Gen. Microbiol. 114, 455-461.

  • Perturbation of respiration in Candida utilis: Induction of metabolic oscillations.  Lloyd, D., Ball, J. (1979).  J. Gen. Microbiol. 114, 463-466.

  • Oscillations in energy-yielding and energy-requiring reactions during the growth of synchronous cultures of protozoa and yeast lie in the epigenetic time domain. Lloyd, D., Edwards, S.W.  Physicochemical Oscillators Meeting, Aachen, September, 1979.

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1978

  • Continuous-flow size selection of Tetrahymena pyriformis ST - Changes in volume, DNA, RNA and protein during synchronous growth.  Phillips, C.A., Lloyd, D. (1978).    J. Gen. Microbiol. 105, 95-103.

  • Properties of mitochondria isolated from cyanide-sensitive and cyanide-stimulated cultures of Acanthamoeba castellanii.  Edwards, S.W., Lloyd, D. (1978).  Biochem. J. 174, 203-211.

  • Starvation of Prototheca zopfii; changes in structure and function.  Morgan, N.A., Venables, S.A., Howells, L., Lloyd, D. (1978).  J. Gen. Microbiol. 105, 1-10.

  • Oscillations of respiration and adenine nucleotides in synchronous cultures of Acanthamoeba castellanii: Mitochondrial respiratory control in vivo.  Edwards, S.W.,  Lloyd, D. (1978).  J. Gen. Microbiol. 108, 197-204.

  • Oscillations of respiration, adenine nucleotide levels and heat evolution in synchronous cultures of Tetrahymena pyriformis ST prepared by continuous flow selection.  Lloyd, D., Phillips, C.A., Statham, M. (1978).  J. Gen. Microbiol. 106,    19-26.

  • Cyanide-insensitive respiration in In: , (Eds. H. Degn, D. Lloyd, G.C. Hill), p.196.Pergamon, Oxford, (1978).

 

1977

  • Mitochondrial adenosine triphosphatase of the fission yeast, Schizosaccharomyces pombe 972 h-: Changes in activity and oligomycin-sensitivity during the cell cycle of catabolite-repressed and de-repressed cells.  Lloyd, D., Edwards, S.W. (1977).  Biochem. J. 162, 39-46.

  • Mitochondrial adenosine triphosphatase of the fission yeast, Schizosaccharomyces pombe 972 h-: Changes in inhibitor sensitivities during the cell cycle indicate similarities and differences in binding sites.  Lloyd, D., Edwards, S.W. (1977).  Biochem. J. 162, 581-590.

  • Continuous-flow cell cycle fractionation of eukaryotic microorganisms.  Lloyd, D., John, L., Hamill, M., Phillips, C., Kader, J., Edwards, S.W. (1977).  J. Gen. Microbiol. 99, 223-227.

  • The cytochromes of Acanthamoeba castellanii.  Edwards, S.W., Chagla, A.H.,  Griffiths, A.J., Lloyd, D. (1977).  Biochem. J. 168, 113-121.

  • Changes in oxygen uptake rates, enzyme activities, cytochrome amounts and adenine nucleotide pool levels during growth of A.castellanii.  Edwards, S.W., Lloyd, D. (1977).  J. Gen. Microbiol. 102, 135-144 (1977).

  • Cyanide-insensitive respiration of Acanthamoeba castellanii.  Changes in sensitivity of whole cell respiration during exponential growth.  Edwards, S.W., Lloyd, D. (1977).  J. Gen. Microbiol. 103, 207-213.

  • Subcellular fractionation by differential and zonal centrifugation of the trypanosomatid Crithidia fasciculata.  Edwards, C., Lloyd, D. (1977).  J. Gen. Microbiol. 100, 339-346.

 

1976

  • Subcellular fractionation of Schizosaccharomyces pombe 972 h-.  Poole, R.K., Lloyd, D. (1976).  J. Gen. Microbiol. 93, 241-250.

  • Mitochondrial adenosine triphosphatase of the fission yeast, Schizosaccharomyces pombe 972 h-: Changes in activity and inhibitor-sensitivity in response to catabolite repression.  Lloyd, D., Edwards, S.W. (1976).  Biochem. J. 160, 335-342.

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1975

  • Establishment of large scale synchronous cultures of microorganisms by continuous flow size selection.Lloyd, D., John, L., Edwards, C., Chagla, A.H. (1975).J. Gen. Microbiol. , 153-158.

  • Establishment of large scale synchronous cultures of the trypanosomatid, Crithidia fasciculata, by cell-size selection: Changes in respiration and adenylate charge through the cell cycle.  Edwards, C., Statham, M. & Lloyd, D. (1975).  J. Gen. Microbiol. 88, 149-152.

  • The development of mitochondrial iron-sulphur proteins during respiratory adaptation of Saccharomyces carlsbergensis.  Ohnishi, T., Cartledge, T G. & Lloyd, D. (1975).  FEBS Letts. 52, 90-94.

  • Subcellular fractionation of Schizosaccharomyces pombe 972 h-.  Poole, R.K., Lloyd, D. (1976).  J. Gen. Microbiol. 93, 241-250.

 

1974

  • Subcellular localization of acid p-nitrophenyl phosphatases in Polytomella caeca studied by cell fractionation and electron microscopy.Cooper, R.A., Bowen, I.D.,Lloyd, D. (1974).J. Cell Science , 605-618.

  • Development of the cytochromes of Schizosaccharomyces pombe during the cell cycle.Poole, R.K., Lloyd, D., Chance, B. (1974).Biochem. J. , 201-210.

  • Use of zonal rotors in the study of the cell cycle.Poole, R.K., Lloyd, D. (1974).In: Methodological Development in Biochemistry, Vol. 4 Subcellular Studies,(Ed. E. Reid), .Longmans, London.

  • Marker enzymes in eukaryotic microorganisms.Lloyd, D., Cartledge, T.G. (1974).In: Methodological Development in Biochemistry, Vol. 4 Subcellular Studies,(Ed. E. Reid), .Longmans, London.

  • Changes in respiratory activities during the cell-cycle of the fission yeast, Schizosaccharomyces pombe 972 hgrowing in the presence of glycerol.Poole, R.K., Lloyd, D. (1974).Biochem. J. , 141-148.

  • The Mitochondria of Microorganisms.  Lloyd, D. pp.xii + 553.  Academic Press, London (1974).

 

1973

  • Changes in enzyme activities and distributions during glucose derepression and respiratory adaptation of anaerobically grown Saccharomyces carlsbergensis.Cartledge, T.G. Lloyd, D. (1973).Biochem. J. , 609-621.

  • Respiratory oscillations and heat evolution in synchronously-dividing cultures of the fission yeast Schizosaccharomyces pombe 972h.Poole, R.K., Lloyd, D., Kemp, R.B. (1973).J. Gen. Microbiol. , 209-220.

  • Change in enzyme activities in synchronously dividing cultures of the fission yeast Schizosaccharomyces pombe 972 h.Poole, R.K., Lloyd, D. (1973).Biochem. J. , 195-207. 

  • Co-reacting haemoproteins and terminal oxidases in Crithidia fasciculata.Edwards, C., Lloyd, D. (1973).J. Gen. Microbiol. , 275-284.

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1972

  • Subcellular fractionation by differential and zonal centrifugation of grown, glucose derepressed Saccharomyces cerevisiae.Cartledge, T.G., Lloyd, D. (1972).Biochem. J. , 381-393.

  • Subcellular fractionation of particles containing acid hydrolyses from saccharomyces carlsbergensis.Cartledge, T.G., Lloyd, D. (1972).Biochem. J. , 755-757.

  • Subcellular fractionation by zonal centrifugation of anaerobically-grown glucose repressed Saccharomyces carlsbergensis.Cartledge, T.G., Lloyd, D. (1972).Biochem. J. , 693-703.

  • The effects of 2-deoxyglucose on growth and cell wall structure and function of Shizosaccharomyces pombe. Poole, R.K., Lloyd, D. (1972).Arch. Microbiol. , 257-272.

  • Subcellular fractionation by zonal centrifugation of the colourless alga, Polytomella caeca.Cooper, R.A., Lloyd, D. (1972).J. Gen. Microbiol. , 59-70.

  • The acid hydrolases containing organelles of eukaryotic microorganisms.Morgan, N.A., Howells, L., Cartledge, T.G., Lloyd, D. (1972).In: Separations in Zonal Rotors, (Ed. E. Reid), .University of Surrey Press, Guildford.

  • The cytochromes of Tetrahymena pyriformis.Lloyd, D., Chance, B. (1972).Biochem. J. , 1171-1182.

  • The development of the respiratory chain of Saccharomyces carlsbergensis during respiratory adaptation.Cartledge, T.G., Lloyd, D., Erekinska, M., Chance, B. (1972).Biochem. J. , 739-747.

  • Lloyd, D D.Sc. Thesis, University of Sheffield (1972).

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 1971

  • Subcellular fractionation of Tetrahymena pyriformis by zonal centrifugation: changes in distribution and activities of enzymes during ageing and starvation and distribution.Lloyd, D., Brightwell, R., Roach, G.I., Turner, G., Venables, S.E. (1971).J. Gen. Microbiol. , 209-223.

  • Subcellular fractionation of eukaryotic microorganisms using a BXIV rotor. Cartledge, T.G., Cooper, R.A., Lloyd, D. (1971).In: Separations with Zonal Rotors, (Ed. E. Reid), p.V 4.1.Wolfson Analytical Centre, Guildford, Surrey.

  • Electron transport in phosphorylating mitochondria isolated from Tetrahymena pyriformis strain ST.Turner, G., Lloyd, D., Chance, B. (1971).J. Gen. Microbiol. , 359-374.

  • The effect of chloramphenicol on growth and mitochondrial function of the ciliate protozoon, Tetrahymena pyriformis strain ST.Turner, G., Lloyd, D. (1971).J. Gen. Microbiol. , 175-188.

  • Sedimentation characteristics of mitochondria, peroxisomes and lysosomes from the ciliate protozoon, Tetrahymena pyriformis strain ST after chloramphenicol-inhibited growth.Poole, R.K., Nicholl, W.G., Turner, G., Lloyd, D. (1971).J. Gen. Microbiol. , 161-173.

  • A hypothesis of nuclear-mitochondrial interactions for the control of mitochondrial biogenesis based on experiments with Tetrahymena pyriformis.Lloyd, D.,Turner, G., Poole, R.K., Nicholl, W.G., Roach, G.I. (1971).Subcellular Biochemistry, 1, 91-95.

  • The "microsomal fraction" from Tetrahymena pyriformis, strain ST : characterisation and subfractionation.Poole, R.K., Nicholl, W.G., Howells, L., Lloyd, D. (1971).J. Gen. Microbiol. , 283-295.

 

1970

  • The effect of chloramphenicol on structure and function of mitochondria in [Author(s)]  (1970).  J. Gen. Microbiol. 61, 33.

 

1969

  • Propionate assimilation in the flagellate Polytomella caeca: an inducible mitochondrial enzyme system.Lloyd, D., Evans, D.A., Venables, S.E. Biochem. J. , 897-907.

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1968

  • The structure and composition of the cell wall of Prototheca zopfii.Lloyd, D., Turner, G. (1968).J. Gen. Microbiol. , 421.

  • Zonal centrifugation of rat liver.Klucis, E., Lloyd, D., Roach, G. (1968).Biotech. Bioeng. , 321

  • Isolation of mitochondria from Acanthamoeba castellanii.Lloyd, D., Griffiths, A. (1968).Exptl. Cell Res. , 291.

  • Electron transport in mitochondria from Polytomella caeca.Lloyd, D., Chance, B. (1968).Biochem. J. , 829.

 

1967

  • Isolation of mitochondria from Prototheca zopfii.Lloyd, D. (1967).J. Exptl. Cell Res. , 120.

  • An oxygen electrode reaction vessel.Lloyd, D., Brookman, J.S.G. (1967).Biotech. Bioeng. , 271.

  • The regulation of propionate oxidation in Prototheca zopfii.Lloyd, D.,Venables, S.E. (1967).Biochem. J. , 639-646.

 

1966

  • Inhibition of electron transport in Lloyd, D. (1966). Phytochem. 5, 2438.

 

1965

  • Purification and properties of malonic semialdehyde oxidative decarboxylase from Lloyd, D.(1965).  Biochem. J.  96, 766.

  • The assimilation of acetate and propionate by Lloyd, D.,Callely, A.G. (1965). Biochem. J. 97, 176

  • Respiratory control in mitochondria isolated from the colourless alga, Lloyd, D. (1965). Biochim. Biophys. Acta. 110. 110, 425.

  • The level of vitamin B12 in propionate-grown Lloyd, D (1965). Nature, 211, 756.

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1964

  • The metabolism of Acetate in the colourless alga, Callely, A.G.,Lloyd, D. (1964). Biochem. J. 90, 483.

  • The metabolism of propionate in the colourless alga, Callely, A.G.,Lloyd, D. (1964).Biochem. J. 92. 92, 338.

  • The Metabolism of Organic Acids by Unicellular Algae.  Ph.D. Thesis, University of Wales (1964).

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