G. Ellard

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The determination of isoniazid and its metabolites acetylisoniazid, monoacetylhydrazine, diacetylhydrazine, isonicotinic acid and isonicotinylglycine in serum and urine.

P. T. Gammon, S. Wallace, G. Ellard, 1972, The Biochemical journal.

Observations on the reduction of the renal elimination of urate in man caused by the administration of pyrazinamide.

G. Ellard, R. Haslam, 1976, Tubercle.

Serum uric acid concentrations and arthralgia among patients treated with pyrazinamide-containing regimens in Hong Kong and Singapore.

D. Girling, A. Nunn, G. Ellard, 1981, Tubercle.

Lack of relationship between hepatic toxicity and acetylator phenotype in three thousand South Indian patients during treatment with isoniazid for tuberculosis.

G. Sarma, G. Ellard, P. Gurumurthy, 1984, The American review of respiratory disease.

The potential clinical significance of the isoniazid acetylator phenotype in the treatment of pulmonary tuberculosis.

G. Ellard, 1984, Tubercle.

G. Ellard, P. Jenner, 1989, Tubercle.

Studies on the treatment of tuberculosis undertaken by the British Medical Research Council tuberculosis units, 1946-1986, with relevant subsequent publications.

D. Mitchison, W. Fox, G. Ellard, 1999, The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease.

Studies on the treatment of tuberculosis undertaken by the British Medical Research Council Tuberculosis Units, 1946-1986, with relevant subsequent publications.

D. Mitchison, W. Fox, G. Ellard, 1999, The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease.

Absorption, metabolism and excretion of pyrazinamide in man.

G. Ellard, 1969, Tubercle.

Chemotherapy of tuberculosis for patients with renal impairment.

G. Ellard, 1993, Nephron.

Penetration of pyrazinamide into the cerebrospinal fluid in tuberculous meningitis.

M. Humphries, G. Ellard, R. Teoh, 1987 .

Suitability of isoniazid and ethambutol for intermittent administration in the treatment of tuberculosis.

D. Mitchison, G. Ellard, J. Dickinson, 1968, Tubercle.

Smoking during pregnancy: the dose dependence of birthweight deficits

G. Ellard, F. Johnstone, R. Prescott, 1996, British journal of obstetrics and gynaecology.

Respiratory effects of lowering tar and nicotine levels of cigarettes smoked by young male middle tar smokers. II. Results of a randomised controlled trial.

P. Burney, A. Swan, W. Holland, 1992, Journal of epidemiology and community health.

The self-administration of dapsone by leprosy patients in Ethiopia.

J. M. Pearson, G. Ellard, G. Haile, 1981, Leprosy review.

The determination of the acetylator phenotype of tuberculosis patients in Czechoslovakia using sulphadimidine.

G. Ellard, Z. Slavikova, A. Víznerová, 1973, Tubercle.

Variations between individuals and populations in the acetylation of isoniazid and its significance for the treatment of pulmonary tuberculosis

G. Ellard, 1976, Clinical pharmacology and therapeutics.

The colorimetric analysis of anti-tuberculosis fixed-dose combination tablets and capsules.

G. Ellard, 1999, The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease.

Pyrazinamide and other drugs in tuberculous meningitis.

D. Mitchison, G. Ellard, D. Newton, 1973, Lancet.

Serum concentrations and antituberculosis activity of thiacetazone.

P. T. Gammon, D. Mitchison, G. Ellard, 1974, Tubercle.

Pharmacokinetics of isoniazid metabolism in man

P. T. Gammon, G. Ellard, 1976, Journal of Pharmacokinetics and Biopharmaceutics.

Some observations on the pharmacology of clofazimine (B663).

P. T. Gammon, D. Banerjee, M. Waters, 1974, The American journal of tropical medicine and hygiene.

A simple, inexpensive urine test of smoking.

H. Peach, G. Ellard, P. Jenner, 1985, IARC scientific publications.

Assuring the quality of drugs used for the treatment and control of leprosy.

G. Ellard, 1992, Leprosy review.

Drugs for combined therapy: experimental studies on the antileprosy activity of ethionamide and prothionamide, and a general review.

P. T. Gammon, G. Ellard, M. Colston, 1978, Leprosy review.

Dapsone acetylation in dermatitis herpetiformis

P. T. Gammon, G. Ellard, J. Savin, 1974, The British journal of dermatology.

Dapsone Acetylation and the Treatment of Leprosy

P. T. Gammon, R. Rees, G. Ellard, 1972, Nature.

Penetration of pyrazinamide into the cerebrospinal fluid in tuberculous meningitis.

M. Humphries, G. Ellard, R. Teoh, 1987, British medical journal.

Response to treatment by multidrug regimens in the THELEP controlled clinical drug trials. Subcommittee on Clinical Trials of the Chemotherapy of Leprosy (THELEP) Scientific Working Group of the UNDP/World Bank/WHO Special Programme for Research and Training in Tropical Diseases.

P. Christie, J. Grosset, M. Waters, 1996, Leprosy review.

Primary dapsone resistance in Bamako and Chingleput: final report; THELEP. Subcommittee on Clinical Trials of the Chemotherapy of Leprosy (THELEP) Scientific Working Group of the UNDP/World Bank/WHO Special Programme for Research and Training in Tropical Diseases.

R. Rees, J. Grosset, M. Waters, 1987, Leprosy review.

The absorption, metabolism and excretion of 1-(p-dimethylaminophenyl)-3-(p-butoxyphenyl)-2-thiourea in man. 1. A study using colorimetric methods.

G. Ellard, 1961, Leprosy review.

DISTRIBUTION, METABOLISM AND EXCRETION OF PERCUTANEOUSLY ADMINISTERED DITOPHAL ("ETISUL").

G. Ellard, G. Snow, B. Scales, 1965, Biochemical pharmacology.

Serum placental-like alkaline phosphatase levels and nicotine intake in smokers.

G. Ellard, R. Barlow, R. Stone, 1988, British Journal of Cancer.

Acetylator phenotyping of tuberculosis patients using matrix isoniazid or sulphadimidine and its prognostic significance for treatment with several intermittent isoniazid-containing regimens.

P. T. Gammon, G. Ellard, 1977, British journal of clinical pharmacology.

An evaluation of the potential use of isoniazid, acetylisoniazid and isonicotinic acid for monitoring the self-administration of drugs.

G. Ellard, P. Jenner, P. Downs, 1980, British journal of clinical pharmacology.

PROBENECID AND SERUM-RIFAMPICIN

D. Mitchison, B. Allen, A. Levi, 1975, The Lancet.

Rationale of the multidrug regimens recommended by a World Health Organization Study Group on Chemotherapy of Leprosy for Control Programs.

G. Ellard, 1984, International journal of leprosy and other mycobacterial diseases : official organ of the International Leprosy Association.

A comparison of the blood levels and urinary excretion of ethionamide and prothionamide in man.

V. Aber, G. Ellard, P. Jenner, 1984, The Journal of antimicrobial chemotherapy.

A fluorometric method for the simultaneous determination of 4,4'-diaminodiphenyl sulfone (DDS), N-acetyl-DDS (MADDS) and N,N'-diacetyl-DDS (DADDS) in serum or urine.

P. T. Gammon, G. Ellard, 1969, International journal of leprosy and other mycobacterial diseases.

Cerebrospinal fluid drug concentrations and the treatment of tuberculous meningitis.

M. Humphries, B. Allen, M. Humphries, 1993, The American review of respiratory disease.

Absorption, metabolism and excretion of di(rho-aminophenyl) sulphone (dapsone) and di(rho-aminophenyl) sulphoxide in man.

G. Ellard, 1966, British journal of pharmacology and chemotherapy.

The bioavailability of isoniazid, rifampin, and pyrazinamide in two commercially available combined formulations designed for use in the short-course treatment of tuberculosis.

H. K. Ng, D. Girling, D. Ellard, 1986, American Review of Respiratory Disease.

Rifampicin bioavailability: a review of its pharmacology and the chemotherapeutic necessity for ensuring optimal absorption.

P. B. Fourie, G. Ellard, 1999, The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease.

A study of thiacetazone blood levels and urinary excretion in man, using high performance liquid chromatography.

G. Ellard, P. Jenner, O. Swai, 1984, Leprosy review.

Tuberculosis in patients having dialysis.

D. Mitchison, G. Ellard, 1980, British medical journal.

Ethionamide, prothionamide and thiacetazone self-administration. Studies of patient compliance using isoniazid-marked formulations.

J. M. Pearson, G. Ellard, J. N. Stanley, 1986, Leprosy review.

High-performance liquid chromatographic determination of ethionamide and prothionamide in body fluids.

G. Ellard, P. Jenner, 1981, Journal of chromatography.

A simple, inexpensive urine test of smoking.

H. Peach, G. Ellard, P. Jenner, 1985, Thorax.

A sensitive urine-test method for monitoring the ingestion of isoniazid.

G. Ellard, Greenfield, 1977, Journal of Clinical Pathology.

Pharmacology of some slow-release preparations of isoniazid of potential use in intermittent treatment of tuberculosis.

P. T. Gammon, D. Mitchison, S. Lakshminarayan, 1972, Lancet.

Comparison of Chinese and Western rifapentines and improvement of bioavailability by prior taking of various meals.

D. Mitchison, W. Yew, B. Allen, 1994, International journal of antimicrobial agents.

The use of isoniazid as a marker to monitor the self-administration of medicaments.

J. E. Stark, P. T. Gammon, W. Fox, 1975, British journal of clinical pharmacology.

Determination of the acetylator phenotype from the ratio of the urinary excretion of acetylisoniazid to acid-labile isoniazid: a study in Finnish Lapland.

P. T. Gammon, G. Ellard, H. Tiitinen, 1973, Tubercle.

Further studies on the pharmacology of a slow-release matrix preparation of isoniazid (Smith and Nephew HS 82) of potential use in the intermittent treatment of tuberculosis.

P. T. Gammon, I. Havlik, W. Fox, 1973, Tubercle.

Urinary nicotine metabolite excretion and lung cancer risk in a female cohort.

J. Kemmeren, G. Ellard, F. de Waard, 1995, British Journal of Cancer.

The hepatic toxicity of isoniazid among rapid and slow acetylators of the drug.

D. Girling, D. Mitchison, A. Nunn, 1978, The American review of respiratory disease.

Determination of the acetylator phenotype using matrix isoniazid.

P. T. Gammon, G. Ellard, H. Titinen, 1975, Tubercle.

New antibacterial drugs for the treatment of mycobacterial disease in man.

D. Mitchison, J. Grosset, G. Ellard, 1988, British medical bulletin.

A double-blind randomized controlled trial of the effect of a low- versus a middle-tar cigarette on respiratory symptoms--a feasibility study.

H. Peach, G. Ellard, D. Hayward, 1986, IARC scientific publications.

The activity of thiacetazone, thiambutosine, thiocarlide and sulphamethoxypyridazine against Mycobacterium leprae in mice.

P. T. Gammon, G. Ellard, M. Colston, 1978, Leprosy review.

Studies on the determination of the minimal inhibitory concentration of 4,4'-diamino-diphenyl-sulphone (Dapsone, DDS) against Mycobacterium leprae.

P. T. Gammon, R. Rees, M. Waters, 1971, Leprosy review.

The minimal inhibitory concentrations of sulphadimethozine and sulphadoxine against Mycobacterium leprae.

P. T. Gammon, R. Rees, G. Ellard, 1970, Leprosy review.

Assaying dapsone in mouse diets.

G. Ellard, 1980, Leprosy Review.

Persisting Mycobacterium leprae among THELEP trial patients in Bamako and Chingleput. Subcommittee on Clinical Trials of the Chemotherapy of Leprosy (THELEP) Scientific Working Group of the UNDP/World Bank/WHO Special Programme for Research and Training in Tropical Diseases.

J. Grosset, M. Waters, J. M. Pearson, 1987, Leprosy review.

Clofazimine and dapsone compliance in leprosy.

G. Ellard, V. Pannikar, K. Jesudasan, 1988, Leprosy review.

The application of urine tests to monitor the regularity of dapsone self-administration.

P. T. Gammon, J. M. Harris, G. Ellard, 1974, Leprosy review.

Drug compliance in the treatment of leprosy.

G. Ellard, 1981, Leprosy review.

The nose in lepromatous leprosy; bacteriological and histopathological studies of patients treated with dapsone monotherapy for varying periods of time.

R. Rees, G. Ellard, R. Barton, 1982, International journal of leprosy and other mycobacterial diseases : official organ of the International Leprosy Association.

Urine tests to monitor the self-administration of dapsone by leprosy patients.

P. T. Gammon, R. Rees, G. Ellard, 1974, The American journal of tropical medicine and hygiene.

Pharmacological aspects of the chemotherapy of leprosy.

G. Ellard, 1975, Leprosy review.

Combined treatment for lepromatous leprosy.

G. Ellard, 1980, Leprosy review.

Growing points in leprosy research. 4. Recent advances in the chemotherapy of leprosy.

G. Ellard, 1974, Leprosy review.

Assessment of simple colorimetric procedures to determine smoking status of diabetic subjects.

R. Smith, G. Ellard, H. Mather, 1998, Clinical chemistry.

Reappraisal of the activity of morphazinamide against M. tuberculosis.

D. Mitchison, G. Ellard, T. Bravo, 1975, Tubercle.

An experimental study of the antileprosy activity of a series of thioamides in the mouse.

G. Ellard, P. Jenner, R. Lancaster, 1985, International journal of leprosy and other mycobacterial diseases : official organ of the International Leprosy Association.

THE PENETRATION OF DAPSONE, RIFAMPICIN, ISONIAZID AND PYRAZINAMIDE INTO PERIPHERAL NERVES

P. T. Gammon, R. Rees, G. Ellard, 1975, British journal of pharmacology.

Assay of rifampicin in serum

D. Mitchison, B. Allen, V. Aber, 1974, Journal of clinical pathology.

Percutaneous absorption and routes of excretion of ditophal (Etisul)

G. Ellard, G. Snow, B. Scales, 1963 .