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Those who produce none can no longer digest lactose sugars in dairy products, making them lactose intolerant. Dogs who still produce lactase enzymes can still have digestive problems related to ...
Lactase (EC 3.2.1.108) is an enzyme produced by many organisms and is essential to the complete digestion of whole milk. It breaks down the sugar lactose into its component parts, galactose and glucose. Lactase is found in the brush border of the small intestine of humans and other mammals.
Lactose intolerance is a consequence of lactase deficiency, which may be genetic (primary hypolactasia and primary congenital alactasia) or environmentally induced (secondary or acquired hypolactasia). In either case, symptoms are caused by insufficient levels of lactase in the lining of the duodenum.
The correlation between lactase persistence frequencies and latitude in 33 populations in Europe was found to be positive and significant, while the correlation between lactase persistence and longitude was not, suggesting that high levels of lactose assimilation were indeed useful in areas of low sunlight in northern Europe. [50]
This is an autosomal recessive disorder and infants that can’t break down lactose have trouble with breastmilk, and develop diarrhea starting from birth. Sometimes, even those with lactase-persistence can develop temporary lactose intolerance as a result of infection or inflammation in the small intestine.
One of my dog's favorites is one where dogs are out in a forest on a hike. It shows different scenes from the pawrent's point of view (watching the dogs in front of them) as well as the dogs ...
3. Keebler Fudge Magic Middles. Neither the chocolate fudge cream inside a shortbread cookie nor versions with peanut butter or chocolate chip crusts survived.
After a time, certain colonies began to grow. However, the EbgA protein is an ineffective lactase and does not allow growth on lactose. Two classes of single point mutations dramatically improve the activity of ebg enzyme toward lactose. [24] [25] and, as a result, the mutant enzyme is able to replace the lacZ β-galactosidase. [26]