A brain natriuretic peptide (BNP) test measures the amount of the BNP hormone in your blood. BNP is made by your heart and shows how well your heart is working.Normally, only a low amount of BNP is found in your blood.uide. A brain natriuretic peptide (BNP) test measures the amount of the BNP hormone in your blood. BNP is made by your heart and shows how well your heart is working. Normally, only a low amount of BNP is found in your blood.
Bacterial cultures can be preserved for long by suspending in glycerol broth and storing at -20 to -70 degree Celsius. The protocol as below: To 0.85 ml of bacterial culture, add 0.15 ml of sterile glycerol (sterilized by autoclave, final glycerol concentration : 15%, v/v).
In the photo above are specimens of the 250-million year old bacteria, B. permians. If it can be verified that these were re-animated from a long, long period of suspended animation then they hold the record for world's oldest living organism.Copyright Â© 1998-2015. Extreme Science is a registered trademark.elow is a listing of what is currently in the literature as some of the oldest organisms still living today: October, 1999; 250-million-year-old bacteria were found in ancient sea salt beneath Carlsbad, New Mexico.