In this discussion, Dr. Mike delves into the crucial roles of parathyroid hormone (PTH) and vitamin D in regulating blood calcium levels. He explains that the body can sacrifice bone to maintain adequate blood calcium levels, showcasing the importance of these hormones in calcium homeostasis.
Vitamin D, a fat-soluble vitamin, plays an essential role in this process by passing through cell membranes and affecting transcription of certain genes within the cell nucleus. This action increases the production of messenger RNA, which is vital for calcium absorption in the gut.
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Dive deeper into the science of calcium regulation with Dr. Mike!
By Dr Matt & Dr Mike