"Ọrịa okpukpu abụọ" nke ọrịa ezì Afrịka na COVID-19 emetụtala ụlọ ọrụ nri anụ ụlọ mgbe niile, ọ na-echekwa ihe ịma aka "okpukpu abụọ" nke mmụba ọnụahịa na mmachibido iwu zuru oke ihu. Ọ bụ ezie na ụzọ dị n'ihu juputara na ihe isi ike, ụlọ ọrụ ịzụ anụmanụ na-akwalitekwa mgbanwe nke ya na ịkwalite ma jikọọ aka kwalite mmepe nke ụlọ ọrụ ahụ. Akwụkwọ a na-akọwakarị otu esi eme ka ọrụ nke enzymes nri dị mma na eriri afọ ọkụkọ, kwalite mmepe eriri afọ na imeziwanye nhazi nke osisi eriri afọ

Akụkụ afọ bụ akụkụ dị mkpa maka ọkụkọ iji gbarie ma mịkọta ihe oriri dị mkpa. A na-eme mgbari afọ site na mmeghachi omume enzymatic (exopeptidase, oligosaccharide enzyme, lipase, wdg); Nri ndị dị obere nke mmeghachi omume enzymatic na-emepụta na-agafe na oyi akwa epithelial eriri afọ ma mkpụrụ ndụ eriri afọ na-amịkọrọ ya.

Akwara afọ bụkwa ihe mgbochi ebumpụta ụwa iji chebe anụ ọkụkọ site na ihe ndị na-egbochi nri, nje ndị na-akpata ọrịa na ihe ndị na-emerụ ahụ, ma na-eme ka gburugburu ebe obibi dịgide. Ihe mgbochi afọ nwere ihe mgbochi mechanical, ihe mgbochi kemịkalụ, ihe mgbochi nje na ihe mgbochi ahụ ji alụso ọrịa ọgụ iji chebe ọnụ megide mwakpo nke ihe antigenic mba ọzọ. Ihe mgbochi mechanical (ihe mgbochi anụ ahụ) na-ezo aka na mkpụrụ ndụ epithelial eriri afọ zuru oke jikọtara onwe ha; Ihe mgbochi kemịkalụ mejupụtara mucous, ihe ọṅụṅụ nri nke mkpụrụ ndụ epithelial eriri afọ na ihe nje bacteria na-emepụta site na nje bacteria parasitic na-emepụta, nke nwere ike igbochi ma ọ bụ gbuo nje ndị na-akpata ọrịa; Ihe mgbochi bayọlọji mejupụtara ihe mgbochi nke osisi bi na eriri afọ na nje bacteria na mkpokọta dị n'etiti nje bacteria; Ihe mgbochi ahụ ji alụso ọrịa ọgụ bụ akụkụ lymphoid kachasị ukwuu na anụ ahụ lymphoid dị mkpa metụtara mucosa. Ya mere, ịzụlite bụ ịkwalite eriri afọ, na ijide n'aka na ahụike eriri afọ bụ isi ihe na-eme ka ọmụmụ dị mma na-enweghị mgbochi.

Asịd nwere mmetụta nke acidification na bacteriostasis, ọ na-arụkwa ọrụ dị mkpa na ịzụ anụ ọkụkọ dị mma. Asịd organic a na-ahụkarị gụnyere asịd carboxylic dị mfe (formic acid, acetic acid, propionic acid na butyric acid), asịd carboxylic nwere otu hydroxyl (lactic acid, malic acid, tartaric acid na citric acid), asịd carboxylic dị mkpụmkpụ nwere njikọ abụọ (fumaric acid na sorbic acid) na asịd inorganic (phosphoric acid) (sh Khan na j Iqbal, 2016). Ike acidification na bacteriostatic nke asịd dị iche iche dị iche iche, dịka ọmụmaatụ, formic acid nwere ikike bacteriostatic kachasị ike; N'ime asịd kwa otu ibu, formic acid nwere ikike inye hydrogen kachasị ike; Propionic acid na formic acid nwere mmetụta siri ike megide mildew. Ya mere, mgbe ị na-ahọrọ acid, a ga-ahazi ya na sayensị dịka ihe onwunwe nke acid si dị. Ọtụtụ ọmụmụ egosila na itinye nkwadebe acid na nri nwere ike imeziwanye ma kwalite mmepe eriri afọ, melite ọrụ nke enzymes nri eriri afọ, melite nhazi nke flora eriri afọ, ma nyere aka ịzụlite ahụike na-enweghị nri ndị Japan na-emegide.

Na mmechi, nkwadebe acid bara uru dị mkpa n'ịhụ na anụ ọkụkọ nwere ahụike eriri afọ. Mgbe a na-etinye ma na-ahọrọ acid, a ga-eleba anya na ihe mejupụtara ya, nha ya, ọdịnaya ya na usoro nkwadebe acid iji hụ na nchekwa, nkwụsi ike na uru ya dị.