Size-resolved emissions of organic tracers from light- and heavy-duty vehicles measured in a California roadway tunnel (Publications)
Individual organic compounds found in particulate emissions from vehicles have proven useful in source apportionment of ambient particulate matter. Species of interest include the hopanes, originating
Leishmanicidal cycloartane-type triterpene glycosides from <em>Astragalus oleifolius</em> (Publications)
Two new cycloartane-type glycosides oleifoliosides A (1) and B (2) were isolated from the lower stem parts of Astragalus oleifolius. Their structures were identified as 3-O-[beta-xylopyranosyl-(1 -->
Air pollution during pregnancy and neonatal outcome: a review (Publications)
Abstract There is increasing evidence of the adverse impact of prenatal exposure to air pollution. This is of particular interest, as exposure during pregnancy-a crucial time span of important biologi
Absence of the glutathione S-transferase M1 gene increases cytochrome P4501A2 activity among frequent consumers of cruciferous vegetables in a... (Publications)
The cancer protective effect of cruciferous vegetables has been attributed to induction of phase II enzymes. But cruciferous vegetables also induce cytochrome P4501A2 (CYP1A2), which catalyzes the met
Ethnic differences in post-menopausal plasma oestrogen levels: high oestrone levels in Japanese-American women despite low weight (Publications)
Breast cancer incidence in Japanese-American women is approaching that of US Whites. We investigated whether this shift is paralleled by similar post-menopausal plasma hormone levels in the two ethnic
Efficacy and side effects of praziquantel against <em>Schistosoma mansoni</em> in a community of western Côte d'Ivoire (Publications)
Praziquantel is efficacious against the adult stages of all human schistosome parasites, and has become the drug of choice for morbidity control of schistosomiasis. There is concern that resistance to
Meat preparation and colorectal adenomas in a large sigmoidoscopy-based case-control study in California (United States) (Publications)
The often observed association between red meat and colorectal cancer could be due in part to mutagens, such as heterocyclic amines (HCA), that are present in cooked meat. HCAs are highly mutagenic an