Hypomagnesemia - Homeostasis. 1  Magnesium is abundant in nature. 2  The body contains 21â28 grams of magnesium (0.864â1.152 mol). 3  In terms of serum magnesium, the majority is bound to chelators, including ATP, ADP, proteins and citrate. 4  The kidneys regulate the serum magnesium.
Beijing Capital International Airport (PEK) is Asiaâs busiest airport in terms of passenger traffic and also one of the worldâs busiest airports.eijing Capital International Airport (PEK) is Asiaâs busiest airport in terms of passenger traffic and also one of the worldâs busiest airports.
AFK may refer to:  1 AFK, a song on Pinback's 2004 album Summer in Abaddon. 2  Angamaly railway station, in India. 3  Ashford International railway station, in the United Kingdom.  Away from keyboard, Internet slang for real 1  life. Nanubae language.  Nebraska City Municipal Airport.