The Tropic of Cancer marks the location where the sun reaches the zenith at this latitude. The exact latitude is not a fixed point and the latest measurement for2014 is 23° 26′ 14.675″ (23° 26′ 16″). The summer solstice, which occurs on either June 20 or 21 of each year, mark...
The X-ray crystal structure of relaxin at 1·5Åresolution is reported for the physiologically active form of the human hormone. Relaxin is a small, two-chain polypeptide that is a member of the protein hormone family that also includes insulin and the insulin-like growth factors IGF-I and...
251. The Year of the Death of Ricardo Reis – José Saramago 252. The Lover – Marguerite Duras 253. Empire of the Sun – J.G. Ballard 254.The Wasp Factory – Iain Banks 255. Nights at the Circus – Angela Carter 256. The Unbearable Lightness of Being – Milan Kundera 257. Blood an...
of ion transporters in maintaining acid-base homeostasis of the mammary gland and the pathophysiological role in breast cancerZhiyuan Ma,* Dumin Yuan,* Xiaoming Cheng, Biguang Tuo, Xuemei Liu,* and Taolang Li*30 December 2019 | American Journal of Physiology-Regulatory, Integrative and ...