Breast cancer,which bears high incidence and mortality rate,is the most commonly diagnosed cancer in the female around the world.Approximately 70%of breast cancer cases express estrogen receptor.17a-hydroxylase/17,20-...Breast cancer,which bears high incidence and mortality rate,is the most commonly diagnosed cancer in the female around the world.Approximately 70%of breast cancer cases express estrogen receptor.17a-hydroxylase/17,20-lyase(CYP17)belonging to cytochrome P450 enzyme family,is the key enzyme for estrogen synthesis.展开更多
Stride forward of manned spaceflights,nuclear industry and radiotherapy follows growth of unexpected radiation exposure accidents and more complex radiation environment.Ionizing radiation can lead to structural damage...Stride forward of manned spaceflights,nuclear industry and radiotherapy follows growth of unexpected radiation exposure accidents and more complex radiation environment.Ionizing radiation can lead to structural damage of cells and production of free radicals.展开更多
文摘Breast cancer,which bears high incidence and mortality rate,is the most commonly diagnosed cancer in the female around the world.Approximately 70%of breast cancer cases express estrogen receptor.17a-hydroxylase/17,20-lyase(CYP17)belonging to cytochrome P450 enzyme family,is the key enzyme for estrogen synthesis.
文摘Stride forward of manned spaceflights,nuclear industry and radiotherapy follows growth of unexpected radiation exposure accidents and more complex radiation environment.Ionizing radiation can lead to structural damage of cells and production of free radicals.
