Lactase Persistence

Gene Expression

Tag archives for Lactase Persistence

As you know lactase persistence (LP), which confers the ability to digest lactose sugar as an adult, is an evolutionarily recent development. On the order of 1/3 of the human population exhibits LP, due to a variety of genetic mutations which seem to arise in the cultural background of the domestication of cattle. Some have…

Lactase persistence results in the ability to break down the lactose sugar in milk as an adult, lactase being the enzyme which breaks down lactose. If one can not digest that sugar, and still consumes milk, then one exhibits the symptoms of lactose intolerance. Originally diagnosed as a disease it has come to light that…

Dienekes reports on an abstracts for paper presentations at the ESHG 2009. This was is particularly interesting: European Lactase Persistence Allele is Associated With Increase in Body Mass Index J. A. Kettunen et al. The global prevalence of obesity, usually indexed by body mass index (BMI) cut-offs, has increased significantly in the recent decades, mainly…