1 Usually, staph bacteria donât cause any harm. 2  However,if they get inside the body they can cause an infection. 3  When common antibiotics donât kill the staph bacteria, it means the bacteria have become resistant to those antibiotics. 4  This type of staph is called MRSA (Methicillin-Resistant Staphylococcus aureus).
A genetic marker is defined as a specific gene or DNA sequence that produces a detectable trait with a known location on a chromosome and that can be used to study family and population, identification of cells, species or individual. Introduction:
Follow on: Genetics uses information from one or two genes to explain a disease or condition, whereas genomics examines all of the genetic information to determine biological markers predisposing an individual to disease. This category includes news on DNA, genes, microRNAs, chromosomes, inheritance and evolution. 1  Molecular switch helps guard against inflammatory disease An overreaction of the immune system to pathogens can lead to inflammatory diseases like rheumatism and allergies.