01/05/25

How can you remember which adrenergic receptors affect the heart vs the lungs?

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04/05/19

What is the advantage of using plant-derived antibacterials rather than bacteria-derived antibacterials?
So obviously we have a big problem with antibiotic resistance. Most of our antibiotics originate from bacteria themselves (or are synthetic variations on scaffolds which originate from bacteria). I... more
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03/27/19

Do mammals develop tolerance to anticholinergics?
I know that *first generation* H1 antagonists, commonly known as antihistamines have anticholinergic effects. Their sedative side effects go away due to tolerance, but as for their anticholinergic... more
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03/19/19

Is there anyone discovered new drugs by actively create mutations in drug-producing organism?
Recently I was reading about drug discovery.As far as I know, there are currently 2 sources of creating new compounds by:- Screening from natural sources.- Synthesizing by add/remove/replace-ing... more
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12/10/18

Why do following antibiotics inhibit the bacterial growth of Rhodospirillium Rubrum?
Ampicillin and penicillin weakly inhibit bacterial growth of R. rubrum, and neomycin and chloramphenicol strongly inhibit growth. Why?
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