Example sentences for: period

How can you use “period” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • The evidence that adolescent diet may affect the risk of breast cancer derives from several lines of evidence [ 1 ] . Rates of breast cancer among Asian immigrants to the United States do not approach those of US white women until the second or third generation, suggesting that exposures during childhood and adolescence are important in establishing a higher risk of breast cancer [ 2 3 ] . Norwegian women who were adolescents during World War II, when average caloric intake decreased by 22%, have a reduced incidence of breast cancer, suggesting that energy restriction might affect risk [ 4 ] . Similarly, in animal models, energy restriction in the peripubertal period inhibits mammary tissue proliferation and reduces the subsequent risk of mammary tumors [ 5 6 ] . Exposure of rats to carcinogens before first pregnancy increases the incidence of mammary tumors compared with exposure after first pregnancy [ 7 ] . After differentiation of the mammary gland at the time of first full-term pregnancy of the rat, the rate of cell division decreases and length of the cell cycle increases, allowing more time for DNA repair [ 8 ] . This biologic phenomenon might explain the apparent vulnerability of the adolescent breast tissue to carcinogenic exposures.

  • Granma is one of the few traditional Communist Party newspapers left in the world, imbued with irrepressible optimism about the prospects for the sugar harvest and for the Cuban economy in general as the country limps along in the economic misery that it calls, on Castro's insistence, "The Special Period in Peacetime."

  • During the period of destalinization Stalin Peak in the Pamirs, the highest point in the USSR , was renamed Communism Peak.

  • Over the same time period, FasL expression was also examined (Fig.

  • The late 1990s were a period of disillusionment with the long-lived Suharto regime’s many failings and widespread corruption.


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