Lactation

Findings from Tufts University, Medical Department advance knowledge in lactation

Published in Cancer Weekly, October 13th, 2009

According to a study from the United States, "Our objective was to assess the histological changes in mammary glands of the female Wistar-Furth rat as a result of low dose exposure to N-nitrosomethylurea (NMU). Groups of 30-40 virgin female rats of between 49-58 days old received a single injection of 10, 20, 30 or 50 mg NMU/kg body weight (BW)."

"A group of 10 control rats received 0.9% NaCl solution only. The formation of palpable mammary gland tumors was assessed weekly and, upon sacrifice at 12, 22 and 25-30 weeks after treatment, we performed a comprehensive histological analysis of all mammary gland lesions and tumors. Alongside the predicted increase in tumor...

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Source: Cancer Weekly (2009-10-13)

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