Yi-ke Wang

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Abundance and visitation of pollinator assemblages tend to decrease with altitude, leading to an increase in pollen limitation. Thus increased competition for pollinators may generate stronger selection on attractive traits of flowers at high elevations and cause floral adaptive evolution. Few studies have related geographically variable selection from(More)
OBJECTIVE To investigate the effect of Evn-50 extracted from Vitex negundo on human breast cancer cell line MCF-7 and MCF-7/TAM-R cells in vitro. METHODS MCF-7 and tamoxifen-resistant MCF-7/TAM-R cells were treated with Evn-50,tamoxifen or combination of Evn-50 and tamoxifen. Cell proliferation inhibition rates were determined by MTT assay. The apoptosis(More)
OBJECTIVE To investigate the risk factors on female breast cancer in Zhejiang province. METHODS A case-control study was conducted in 200 cases of female breast cancer with histopathological diagnosis and 200 matched controls from Zhejiang province. RESULTS Univariate conditional logistic regression showed that family history of malignant tumor and(More)
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