| BT factor | <biochemistry> _ Hydroxy _ trimethyl aminobutyric acid. Compound that transports long chain fatty acids across the inner mitochondrial membrane in the form of acyl carnitine. Sometimes referred to as Vitamin Bt or Vitamin B7. (18 Nov 1997) |
|---|---|
| Bt2cAMP | N 6,O2'-dibutyryladenosine 3':5'-cyclic monophosphate, a dibutyryl derivative of cAMP. (05 Mar 2000) |
| BTPS | Symbol indicating that a gas volume has been expressed as if it were saturated with water vapor at body temperature (37캜) and at the ambient barometric pressure; used for measurements of lung volumes. (05 Mar 2000) |
| BTU | <unit> Unit of energy needed to raise one pound of water by one degree fahrenheit. It is equal to 252 calories or 1055 Joules. Acronym: BTU (13 Nov 1997) |
| BTX | <abbreviation> Brevotoxins. (05 Mar 2000) |