Usoro nke oxidation squalene dị n'ihi na obere oge ionization ya nwere ike inye ma ọ bụ nata elektrọn na-emebighị usoro molekul nke mkpụrụ ndụ, squalene nwekwara ike ịkwụsị mmeghachi omume nke hydroperoxides na ụzọ lipid peroxidation. Ọmụmụ ihe egosila na peroxidation nke sebum bụ isi ihe kpatara ya site na singlet oxygen, na singlet oxygen quenching rate constant nke squalene na sebum mmadụ buru ibu karịa nke lipids ndị ọzọ na akpụkpọ ahụ mmadụ. extinction constant. Agbanyeghị, ekwesịrị ịmara na ọ bụ ezie na squalene nwere ike igbochi lipid peroxidation, ngwaahịa nke squalene, dị ka unsaturated fatty acids, nwekwara mmetụta na-akpasu iwe na akpụkpọ ahụ.
Squalene peroxide nwere ike ịrụ ọrụ dị ukwuu n'ihe gbasara ọrịa akpụkpọ ahụ. N'ihe nlereanya nnwale anụmanụ, achọpụtala na squalene monoperoxide na-eme ka ihe na-atọ ọchị nke ukwuu, ọdịnaya nke squalene peroxide na-abawanye nwayọ nwayọ mgbe a na-enye ya ìhè UV. Ya mere, a na-atụ aro ka ndị nwere ihe otutu lebara anya na nchekwa anyanwụ, ihe mkpuchi anyanwụ nwekwara ike izere squalene peroxidation na oke ahụ nke ụzarị ultraviolet kpatara.
Ihe nyocha akpụkpọ ahụenwere ike iji chọpụta mmetụta nke ude anyanwụ. A na-egosi onyonyo UV gbara ọchịchịrị ma ọ bụrụ na etinyere ude kemịkalụ; ọ bụrụ na etinyere ude anyanwụ anụ ahụ, onyonyo ahụ na-egosipụta ìhè, yiri ihe fọdụrụ na fluorescent.
Oge ozi: Eprel-29-2022
