Term |
Explanation |
Paraben; Methyl paraben Propyl paraben |
An ester of para-hydroxybenzoic acid; preservative
|
PCA |
Plate count agar |
PCB |
Polychlorinated biphenyls; once used in microscope
immersion oils |
Penase |
Beta-lactamase (hydrolyze the lactam ring of penicillin,
inactivating it) |
Penicylinder |
Porcelain or stainless steel cylinders 8 mm OD x 10
mm long; used in antibiotic assays |
Perigo factor |
A somewhat questionable antibacterial substance produced
in meat (etc.) treated with nitrite. |
Phenol coefficient |
Bactericidal activity of a substance compared with
that of phenol. |
PHS |
(US) Public Health Service |
PIPES |
Piperazine-N,N’-bis-(2-ethanesulfonic acid); buffer
for pH range 6.1-7.5. |
PKU |
Phenylketonuria |
PM |
(Penicillin in Milk ?) |
Polarography |
Properly, voltammetry with a dropping mercury electrode;
but often used to mean voltammetry in general |
POPSO |
Piperazine-N,N’-bis(2-hydroxy-propane-ulfonic acid;
buffer for pH range 7.2-8.5 |
PPLO |
Pleuropneumonia-like organism(s) |
Psychrophile |
A microorganism which grows below 20 C. |
Psychrotroph |
A microorganism growing at lower than the usual temperature
(> 20 C) |
Copyright © 2010 Denzel Dyer, all rights reserved.