Article
Lactase persistence may have an independent origin in Tibetan populations from Tibet, China.
Journal of human genetics - 1 Jun 2012
Peng Min-Sheng, He Jun-Dong, Zhu Chun-Ling, Wu Shi-Fang, Jin Jie-Qiong, Zhang Ya-Ping
Abstract excerpt
Milk consumption is prevalent in daily diets of Tibetans. To digest the milk sugar lactose, lactase persistence (LP) should be required. However, little is known about the genetic basis of LP in Tibetans. We screened 495 Tibetan individuals for five previously reported single-nucleotide polymorphisms (SNPs): -13907C/G (rs41525747), -13910C/T (rs4988235), -13915T/G (rs41380347), -14010G/C and -22018G/A (rs182549),...
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