Results 261 to 270 of about 84,065 (300)

Marijuana Smoking and Head and Neck Cancer

The Journal of Clinical Pharmacology, 2002
A recent epidemiological study showed that marijuana smoking was associated with an increased risk of head and neck cancer. Among high school students and young adults, the prevalence of marijuana use was on the rise in the 1990s, with a simultaneous decline in the perception that marijuana use is harmful.
Mia, Hashibe, Daniel E, Ford, Zuo-Feng, Zhang   +2 more
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Effects of Marijuana Smoking on the Lung

Annals of the American Thoracic Society, 2013
Abstract Regular smoking of marijuana by itself causes visible and microscopic injury to the large airways that is consistently associated with an increased likelihood of symptoms of chronic bronchitis that subside after cessation of use.
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Passive Inhalation of Marijuana Smoke

JAMA: The Journal of the American Medical Association, 1983
To the Editor.— The letter on the sensitivity of the enzyme-multiplied immunoassay technique (EMIT) in detecting the presence of cannabinoids in the urine of persons who have passively inhaled marijuana smoke points to the need for further study of the issue (1983;249:475).
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Detection of marijuana smoke in the atmosphere of a room

Experientia, 1973
Mit einer Analysenmethode gelingt es, Marijuanarauch von einer Zigarette oder weniger durch Kombination von Anreicherungsverfahren mit hochauflosender Gaschromatographie in Zimmerluft nachzuweisen. Charakteristische Profile von 200 bis 300 Komponenten (darunter Cannabinoide), die sich deutlich von denen von Tabakrauch unterscheiden, wurden mit Hilfe ...
M, Novotny, M L, Lee
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Breathhold duration and response to marijuana smoke

Pharmacology Biochemistry and Behavior, 1989
Marijuana smokers are frequently observed to hold the smoke in their lungs for prolonged periods (10-15 sec) apparently in the belief that prolonged breathholding intensifies the effects of the drug. The actual influence of breathhold duration on response to marijuana smoke has not been studied.
J P, Zacny, L D, Chait
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Effects of Smoked Marijuana in Healthy and HIV+ Marijuana Smokers

The Journal of Clinical Pharmacology, 2002
This article presents data from two avenues of marijuana research. First, the author shows that daily marijuana smoking in healthy individuals produces dependence, as demonstrated by withdrawal symptoms such as increased irritability and depression and decreased food intake.
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Tobacco smoking in marijuana-dependent outpatients

Journal of Substance Abuse, 2001
Among marijuana-dependent individuals, approximately 50% smoke tobacco. These individuals are exposed to increased risks of respiratory and other health problems. The current study examined whether tobacco smoking among marijuana-dependent individuals is also associated with increased psychosocial and substance abuse problems.Marijuana-dependent ...
B A, Moore, A J, Budney
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Marijuana Smoke Condensate

2007
Cannabis sativa is one of the oldest plants known to medicine and one of the most thoroughly studied plants today. Much knowledge has been gained about the chemistry, pharmacology, metabolism, and pharmacokinetics of pure compounds from Cannabis, as well as the chemical and biological analysis of marijuana smoke condensate (MSC).
Hala N. ElSohly, Mahmoud A. ElSohly
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On the Carcinogenicity of Marijuana Smoke

1972
Marijuana (Cannabis sativa I.) has become the second most widely used smoke product in the Western World1-2-3-4. Marijuana smoke, however, is inhaled in significantly lower doses than tobacco smoke and its effect is predominantly psychotomimetic with some acute toxic side effects.
D. Hoffmann, K. D. Brunnemann, G. B. Gori, E. L. Wynder   +3 more
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Pupillary Constriction after Marijuana Smoking

American Journal of Ophthalmology, 1972
The increasing use of psychedelic drugs is of great concern socially, legally, and medi­ cally. Of these controversial drugs, mari­ juana is particularly important because of its ready availability and widespread use, and yet surprisingly little is known regarding the measurable effects of its use.
R S, Hepler, I M, Frank, J T, Ungerleider   +2 more
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