Mehloli ea L-cysteine ????e ka aroloa ka mekhahlelo e 'meli e latelang:

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1, In vivo synthesis

Phetoho ea methionine: 'Mele oa motho o ka fetola methionine (methionine) ho L-cysteine ????ka mekhoa ea metabolic.

Bokhoni ba Autologous synthesis: Joaloka amino acid e seng ea bohlokoa, L-cysteine ????e ka etsoa ka bongata bo fokolang 'meleng, empa e hloka ho kenya letsoho linthong tse thusang joalo ka vithamine B6.

2、 Theko ea kantle

Lijo tsa tlhaho:

Lijo tse nang le methionine tse ngata, tse kang tlhapi, mahe, lijo tsa leoatleng, joalo-joalo, li ka khothalletsa tlhahiso ea L-cysteine ????'meleng ka ho noa.

Lijo tse nang le L-cysteine ??ka kotloloho: Lijo tse ling (joalo ka khoho) le lihlahisoa tsa lebese li na le L-cysteine ????e nyane.