Studies on the biochemistry of epidermis. IV. The free amino acids, ammonia, urea, and pyrrolidone carboxylic acid content of conventional and germ-free albino guina pig epidermia.
D000596:Amino Acids / Q000032:analysis*; D000641:Ammonia / Q000032:analysis*; D000818:Animals; D001322:Autoanalysis; D002852:Chromatography, Ion Exchange; D004583:Electrons; D005260:Female; D005856:Germ-Free Life; D006168:Guinea Pigs; D008297:Male; D011760:Pyrrolidinones / Q000032:analysis*; D012867:Skin / Q000032:analysis* / Q000528:radiation effects; D014508:Urea / Q000032:analysis*
D000596:Amino Acids; D011760:Pyrrolidinones; D000641:Ammonia; D014508:Urea