搜索结果: 1-2 共查到“理学 Toothpaste”相关记录2条 . 查询时间(0.046 秒)
Vitamin B-12–fortified toothpaste improves vitamin status in vegans: a 12-wk randomized placebo-controlled study
deficiency holotranscobalamin methylmalonic acid supplementation,
2018/11/13
Background: The oral application of vitamin B-12 may prevent its deficiency if the vitamin is absorbed via the mucosal barrier.
That’s essentially what biophysicists at UC San Diego discovered when they began closely examining the physical properties of DNA jammed inside viruses.
“We found that under certain conditions, DNA b...