Virus populations do not consist of a single member with a defined nucleic acid sequence, but are dynamic distributions of nonidentical but related members called a quasispecies (illustrated at left). While next-generation sequencing methods have the capability of describing a quasispecies, the ... Read More
First of the three videos related to research article appearing in Lab on a Chip. I. H. Riedel-Kruse et al "Design, Engineering and Utility of Biotic Games". Read the article by clicking "source" above.
From the abstract:
Games are a significant and defining part of human culture, and thei... Read More
This one is a bit more tricky; both Giardia and Cryptosporidium are possible. The symptoms are more those of Cryptosporidium, so that would be my semi-educated guess. Most of that education comes through you, with some help of some CDC... Read More
Science writer Maryn McKenna interviews John Sever, MD, PhD, former chief of infectious diseases at the National Institutes of Health and current vice-chairman of Rotary’s International PolioPlus Committee, about the early days of the polio struggle and the introduction of the polio vaccine.
... Read More
Throat swab of (5) years old child from emergency department for culture and sensitivity clinical summary scarlet fever.
Streptococcus pyogenes, or Group A Streptococcus, is a spherical, Gram-positive bacterium. S. pyogenes displays streptococcal group A antigen on its cell wall and typic... Read More