نتایج جستجو برای: cadmium
تعداد نتایج: 23420 فیلتر نتایج به سال:
A previous report indicated that progesterone pretreatment can markedly reduce cadmium (Cd) toxicity in male NAW mice. Therefore we examined the effects of progesterone pretreatment on Cd toxicity in male Fischer (F344) and Wistar (WF) rats. A single subcutaneous injection of 10 or 30 mumole (CdCl2)/kg proved nonlethal over 24 hr but caused the typical spectrum of testicular lesions in these ra...
Phenotypes that are either resistant or susceptible to infection by the trematode parasite Schistosoma mansoni exist in the tropical freshwater snail Biomphalaria glabrata. We tested the hypothesis that a cost of parasite resistance in B. glabrata is greater sensitivity to cadmium toxicity, using parasite-resistant and parasite-susceptible strains exposed to cadmium in the laboratory. Survival ...
BACKGROUND Gejang (marinated crab) is a favorite traditional food and a main source of crab intake among Koreans. The present study aimed to identify the possibility of cadmium inflow to the body through gejang; accordingly, the relationship between gejang intake frequency and amount, and blood cadmium concentrations was investigated. METHODS Using data from the first Korea National Health an...
This study investigates spatial and nonspatial working memory, anxiety related behavior, and motor activities in cadmium and/or nicotine exposed female adolescent mice. P28 female adolescent mice (albino strain) were divided into four groups of five (n = 5) mice each. A set of mice (Nic) received subcutaneous nicotine (2.0 mg/kg) while a separate set (Cd) was treated with 2.0 mg/kg cadmium (sub...
The effect of cadmium on the growth and antioxidant response for freshwater algae Chlorella vulgaris
The objective of the present work was to evaluate the effect of exogenously applied cadmium on the physiological response of green algae Chlorella vulgaris. The study investigated the long-term effect (18 days) of cadmium on the levels of algae biomass, assimilation pigment composition, soluble protein, oxidative status (production of hydrogen peroxide and superoxide anion), antioxidant enzymes...
Cadmium is an important industrial agent and environmental pollutant that is a major cause of kidney disease. With chronic exposure, cadmium accumulates in the epithelial cells of the proximal tubule, resulting in a generalized reabsorptive dysfunction characterized by polyuria and low-molecular-weight proteinuria. The traditional view has been that as cadmium accumulates in proximal tubule cel...
Negative charges on red blood cell membranes were measured by the alcian blue binding test in 11 workers with high exposure to cadmium. Compared with 12 age matched control subjects, cadmium workers showed a significant decrease in red blood cell charge, which on average paralleled both the cadmium body burden and protein excretion. Animal data confirm these observations and also show that the ...
A cadmium-binding protein was isolated from roots of the grass Agrostis gigantea Roth. Heat-stable proteins were chromatographed on the anion exchanger QAE-Sephadex A-25. The major cadmium fraction was purified further by gel filtration on Sephadex G-75 in 1 molar KCl buffer. The resulting protein preparation was light brown, had an apparent molecular weight of 3700, contained 29% cysteine and ...
In the present investigation we studied the role of salicylic acid in cadmium induced physiological and biochemical changes and the possible induction of oxidative stress in developing rice roots. 24h cadmium treatment resulted in the inhibition of root dry biomass, root elongation and increased cadmium accumulation in roots. Salicylic acid presoaking for 16hrs resulted in protection against ca...
UNLABELLED The northeast Nile Delta region exhibits a high incidence of early-onset pancreatic cancer. It is well documented that this region has one of the highest levels of pollution in Egypt. Epidemiologic studies have suggested that cadmium, a prevalent pollutant in the northeast Nile Delta region, plays a role in the development of pancreatic cancer. OBJECTIVE We aimed to assess serum ca...
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