Different tests and biochemical assays require varying types of sample collection tubes. In-vitro analysis of blood samples can be performed in clinical laboratories using serum or...
Posts by Acharya Tankeshwar
Columbia agar with colistin and nalidixic acid (CNA) is a selective and differential medium for isolating and differentiating pathogenic gram-positive cocci from clinical and non-clinical samples....
Serial Dilution Method for Estimating Viable Count of Bacteria
Serial dilution is a series of sequential dilutions, each with the same dilution factor, where the diluted material of the previous step is used to make the subsequent dilution. Agar...
Swabs are used for collecting specimens for the recovery of organisms or point-of-care testing (POCTs). Swabs generally are poor specimens if tissue or needle aspirates can be obtained. In recent...
Agar (agar agar) is a thermoreversible gelling agent extracted from the cell walls of smaller seaweeds (red algae). Agar is obtained from red algae belonging to the genera Gracilaria, Ahnfeltia,...
Culture media are fundamental in diagnostic microbiology. Nearly all media are commercially available as ready-to-use agar plates or tubes of broth. Laboratories in high-income countries procure...
