Fungi - Candida albicans - Non-Eaborate Posts - Post 2

Genetics & genetics mutations for resistance to fluconazole

ERG11 encodes lanosterol 14α-demethylase (CYP51). Point mutations (e.g., Y132F/H, K143R) alter drug binding ERG11 changes typically reduce fluconazole affinity. Resistance often requires additional changes (efflux, regulators), and regulatory genes (UPC2, TAC1) influence ERG11 expression; and chromosomal aneuploidy and copy-number changes are seen. Mutations arise under drug selection during therapy.

 

(Somewhat elaborate and also elaborate posts as well as somewhat elaborate and elaborate essays about this niched down topic comming soon)

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Fungi - Candida auris - Non-Elaborate Posts - Post 2

Genetics and genetic mutations for resistance to fluconazole ERG11 mutations (notably Y132F, K143R) are common contributors to fluconazole resistance; and Cas9 editing showed direct contribution of these alleles to elevated MICs. Additional determinants (TAC1B, efflux pumps, aneuploidy) amplify resistance. Different geographic clades show distinct ERG11 allele frequencies. Genome assemblies reveal structural variation and copy-number differences Resistance evolves under strong antifungal selection in hospitals. Surveillance sequences help track clonal spread and mutation patterns
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