Valvular Heart Diseases
Q: True or False: A murmur is an abnormal sound heard during a heartbeat, often indicating a problem with heart valves.
Did You Know?
Rifampin binds to the beta subunit of DNA-dependent RNA polymerase, blocking transcription initiation. It is bactericidal and used for tuberculosis, staphylococcal infections, and prophylaxis. Resistance often arises from mutations in the rpoB gene encoding the beta subunit.
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