Ceramides yog ib qho tseem ceeb ntawm cov tawv nqaij noj qab nyob zoo, hluas. Cov lipid molecules no muaj nyob rau hauv stratum corneum, txheej txheej ntawm daim tawv nqaij, thiab ua lub luag haujlwm tseem ceeb hauv kev tswj cov tawv nqaij ua haujlwm. Raws li peb muaj hnub nyoog, cov tawv nqaij cov qib ceramide txo qis, ua rau ...
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