7-methylguanine and other minor urinary purines: Values for normal subjects from Israel, Gaza, and Kenya, and for patients with cancer of various organs or cirrhosis of the liver

[Organotropic carcinogenic effects of 65 various N-nitroso- compounds on BD rats].

1967 • 1,408 citations

Organotrope carcinogene Wirkungen bei 65 verschiedenen N-Nitroso-Verbindungen an BD-Ratten

1967 • 1,336 citations

Carcinogenic Nitroso Compounds

1967 • 1,109 citations

Nitrosamines as Environmental Carcinogens

1970 • 668 citations

A STUDY OF THE METABOLISM OF THEOBROMINE, THEOPHYLLINE, AND CAFFEINE IN MAN

1957 • 304 citations

Enzymatic Alteration of Nucleic Acid Structure

1964 • 161 citations

THE PURINE BASES OF HUMAN URINE

1957 • 149 citations

Cancer in Africa, Especially in Regions South of the Sahara<xref ref-type="fn" rid="FN2">2</xref>

1964 • 147 citations

Occurrence and distribution of methylated purines in the ribonucleic acids of subcellular fractions

1962 • 129 citations

Origin of Urinary Methylated Purines

1966 • 114 citations

Esophageal cancer in the Bantu of the Transkei associated with mineral deficiency in garden plants.

1966 • 101 citations

TRNA methylases in tumors of animal and human origin.

1966 • 99 citations

THE PURINE BASES OF HUMAN URINE

1957 • 91 citations

THE SPECIES VARIATION OF RNA METHYLASE

1963 • 75 citations

Carcinogen in a Transkeian Bantu Food Additive

1969 • 74 citations

Urinary excretion of purines, pyrimidines and pyrazolopyrimidines in patients treated with allopurinol or oxipurinol

1969 • 68 citations

Urinary purines in leukemia.

1962 • 68 citations

The incidence of cancer of the oesophagus in West Kenya.

1969 • 55 citations

On the biosynthesis of uric acid from glycine-N15 in primary and secondary polycythemia

1956 • 51 citations

Effect of administration of the carcinogen dimethylnitrosamine on urinary 7-methylguanine

1967 • 49 citations

Urinary purines and pyrimidines in normal and leukemic subjects

1968 • 39 citations

THE IDENTIFICATION OF 6-SUCCINOAMINOPURINE AND OF 8-HYDROXY-7-METHYLGUANINE AS NORMAL HUMAN URINARY CONSTITUENTS

1957 • 39 citations

Observed increase in methylated purines excreted by hamsters bearing adenovirus-12 induced tumors

1968 • 36 citations

Nucleic acid methylase activity in hamsters bearing tumors induced by adenovirus-12

1968 • 34 citations

Occurrence of 7-methylguanine in nucleic acids of rat liver

1968 • 28 citations

THE IDENTIFICATION OF 2-DIMETHYLAMINO-6- HYDROXYPURINE AND ITS RIBONUCLEOSIDE IN URINE OF NORMAL AND LEUKEMIC SUBJECTS.

1963 • 24 citations

Purines in the Urine of Normal and Schizophrenic Subjects

1960 • 17 citations

The concept of secondary gout; relation to purine metabolism in polycythemia and myeloid metaplasia.

1956 • 16 citations

Urinary Excretion of some Purine Bases in Normal and Schizophrenic Subjects

1964 • 6 citations