Tater Tot startade en ny blogg där han ska samla mer "formella" inlägg om potatis och resistent stärkelse (RS).
Han har skrivit ihop ett introinlägg om just RS som är långt och faktaspäckat.
Bland tar han upp en förklaring till varför man reagerar så olika på RS
https://potatohack.com/2016/12/17/intro-to-resistant-starch/In numerous early studies, researchers were confused as to why the results of RS experiments varied widely between study participants. Modern studies looking at microbes eating RS have discovered that certain key microbes must be in place before RS can be fully utilized. For instance, when a gut microbe known as Ruminococcus bromii is thriving, RS causes massive increases in beneficial gut microbes Bifidobacterium and Bacillus species. When Ruminococcus bromii is absent, no change in Bifidobacterium or Bacillus is detected. This discovery led to new theories on the fermentation of RS by gut bacteria, one theory, known as the “Keystone Species Theory” describes that RS is not fermented simply by many different microbes, but selectively targeted by only a few “Keystone” species and the byproducts are then consumed by RS co-feeders in a remarkable progression of events which leads to the production of important chemicals and compounds important to intestinal health.
The Australian Paradox
Earlier we said, “don’t confuse resistant starch with dietary fiber.” The Australian Paradox illustrates our point.
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Rural Native Africans eating a very basic diet high in resistant starch and low in dietary fiber have a colorectal cancer rate of less than 1 in 10,000. Australians eating a diet low in RS and high in dietary fiber have a colorectal cancer rate of 1 in 12.
As you can imagine, CSIRO is shifting their focus from dietary fiber to resistant starch. They have issued a recommendation of 20 grams of RS per day, the first such recommendation in the world, and have begun numerous partnerships with food producers to increase RS in the food supply. While RS may not be the ultimate solution to the Australian Paradox, emulating a diet where colorectal cancer is nearly unheard of is a good start.