Once a clear stock solution has been prepared in acetic acid water, it is standard practice to perform subsequent dilutions into the intended experimental vehicle for example, phosphate-buffered saline (PBS), cell culture medium, or another physiological buffer to bring the working solution to the correct pH and ionic strength for the assay
Pure pyridoxine hydrochloride solution is nearly colorless to slightly yellowish
How is BAC water volume determined for less common doses or non-standard vial sizes
doi: 10.1007/s00125-016-4165-3 26 UtzschneiderKMPrigeonRLFaulenbachMVTongJCarrDBBoykoEJet al
In the same study, glutamic pyruvate transaminase was five-fold higher in periportal hepatocytes versus centrilobular hepatocytes but increased in both areas of the lobule during a three-day fast
(PubMed) Tang L, Paonessa JD, Zhang Y, Ambrosone CB, McCann SE