Defenses on the Skin and Mucous Membranes

Antimicrobial Peptides (constitutive and induced)

Kill many microorganisms
Defensisns (skin, intestine, mucous membranes)

Kill bacteria and fungi
Phopholipases (intestinal paneth cells and tears)

Kill bacteria
Dermcidin (sweat glands)

Kills bacteia and fungi
Ribonucleases (on the skin)

kill bacteria and fungi
Low pH in the stomach

Kills many bacteria, fungi, or parasites, and inactivates many viruses
Fatty acids (from sebaceous glands of the skin)

Inhibit bacterial growth
Enzymes:
Lysozyme(in tears, sweat, slaiva, and serum)
Amidase (in the skin and serum)

Hydrolyses bacterial cell wall peptidoglycan
Microbial Antagonism:
Normal Microbiota bacteria and fungi
- Compete for nutrients with potential pathogens
- Produce antimicrobial factors (bacteriocins)

Author

mame727

243834

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Defenses on the Skin and Mucous Membranes

Description

Defenses on the Skin and mucous Membranes Chemical and Molecular

Updated

2013-10-30T03:54:35Z

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