Conclusion celccoxib might inhibite the proliferation of A549 lung carcinoma ceils by regulating the expressions of VEGF.

结论塞来昔布可能通过调节VEGF的表达抑制A549细胞增殖。

Straw covering can increase soil temperature and moisture, improve physicochemical character, inhibite weed growth, promote rape development and increase the yield and the oil content.

秸秆覆盖能增加土壤温度和湿度，改善土壤理化性状，抑制杂草生长，从而促进油菜生长发育，提高产量和油分含量。