Lutein Maka Ọrụ nke Anya?

Isi mmalite nke lutein
A na-ahụ lutein n'ọtụtụ ebe na mkpụrụ osisi na akwụkwọ nri, okooko osisi, na ụfọdụ ihe ndị dị ndụ algal, mana ụdị ịdị adị ya dịtụ iche. N'ime akwụkwọ nri akwụkwọ ndụ akwụkwọ ndụ dị ka kale, akwụkwọ nri, na letus, lutein dị n'ụdị efu (a na-agbakwụnye: Ala n'efu dị mfe ịmịkọrọ), ebe na mkpụrụ osisi na akwụkwọ nri odo ma ọ bụ oroma dị ka mango, pọọpọ, skwọsh, skwọsh, na oroma. , lutein dị n'ụdị efu. Lutein dị n'ụdị lutein esters. A ghaghị itinye lutein dị na nri ndị a ka ọ bụrụ lutein efu n'ime ahụ tupu ya enwee ike ịmịnye ya na metabolized site na ahụ. Ọdịnaya nke lutein na marigolds bụ nke kachasị elu, 100 ugboro nke mkpụrụ osisi na akwụkwọ nri nkịtị, yana ihe dị ka ugboro 10 nke chrysanthemums. Tagetes Asteraceae, Tagetes genus, ornamental osisi nke sitere na Mexico, petals ya bara ụba na lutein na ọdịnaya nke lutein bụ nke kachasị elu, na n'ihi na ihe mejupụtara ya bụ lutein, ọ bụ otu n'ime akụrụngwa kachasị mma maka iwepụta lutein.

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Ihe dị iche n'etiti lutein na lutein esters:
Ngalaba ahụike ekwenyela na ma lutein na lutein esters nwere ike ịbanye n'ahụ mmadụ, ma tupu lutein esters abanye n'ọbara, a ga-agbanye ha n'ime lutein efu n'okpuru ọrụ lipase tupu ha abanye n'ọbara. A pụkwara iji lutein mee ihe dị ka ihe mgbakwunye nri ọhụrụ.

Tupu ụmụ anụmanụ abanye n'ime ahụ, lutein ga-abụrịrị mmiri mmiri nke mmiri na-eri nri ka e wee tinye ya nke ọma ma jiri ya mee ihe site na eriri afọ. Ka ọ dị ugbu a, otu n'ime ihe ndị bụ isi eji marigold lutein bụ ihe mgbakwunye nri maka anụ ọkụkọ, na n'ọrụ ugbo anụ ọkụkọ, anụ ọkụkọ eruola oke ahịa na nha tupu ọrụ tract digestive tozuo oke, yabụ na ọ naghị ekwe ka anụ ọkụkọ jiri nke ọma mee ihe. lutein. lutein esters, iji kwado absorption na nweta mmetụta agba agba, ọ dị mkpa ịnye lutein n'efu. Nnyocha egosiwo na ọnụego nnabata nke anụ ọkụkọ na lutein esters bụ naanị 35-38%, ebe nnabata nke lutein efu nwere ike ịdị elu ruo 90%.
Ọnụego ojiji nke lutein na nri nwere njikọ chiri anya na ọnọdụ nhazi nri na mbibi nke usoro sel. N'ime ihe oriri na-edozi ahụ, a na-etinye lutein n'ime ihe owuwu sel, ya mere nhazi na ụzọ isi nri na-emebi usoro cell nwere ike imeziwanye bioavailability ya.

Lutein maka ọrụ anya?
Lutein bụ "ihe na-edozi anya anya" nke mba ụwa matara, nke nwere mmetụta ụfọdụ na ibelata na melite ike ọgwụgwụ anya. N'ime ahụ mmadụ, lutein na-adịkarị na mpaghara macular na etiti na azụ nke oghere retina nke anya. Otu n'ime carotenoids na mpaghara (nke ọzọ bụ isomer zeaxanthin nke lutein), na-ahụ maka ọhụụ etiti na ọhụụ dị elu nke retina ma na-arụ ọrụ dị mkpa na ọhụụ. Nnyocha ụlọ na nke mba ọzọ egosila na lutein Usoro lutein na-echebe retina ma belata ike ọgwụgwụ anya nwere akụkụ abụọ ndị a '' Otu bụ ihe nzacha maka ọkụ na-acha anụnụ anụnụ na-adịghị mma nke dị mkpụmkpụ nke na-emerụ ahụ: njedebe kachasị nke absorption wavelength. lutein na nso ọkụ a na-ahụ anya dị ka ogologo ogologo nke ìhè anụnụ anụnụ Ee, ọ bụghị na mberede, ọ bụ ihe na-enye Lutein àgwà nzacha ọkụ na-acha anụnụ anụnụ. A na-etinye Lutein n'ime akpụkpọ ahụ cell nke mkpụrụ ndụ photoreceptor n'ọtụtụ buru ibu, na nhazi nke otu ọkụ na-arụ ọrụ na mgbanaka ionone dị n'usoro, ya bụ, na-agbatị n'ahịrị na kwụ ọtọ n'èzí nke akpụkpọ ahụ cell, na nhazi nke akụkụ ahụ. Ntuziaka orthogonal na-enye ohere ka lutein nweta ọkụ site na ntụziaka niile nwere ike ime, nke na-eme ka ọ bụrụ ihe nzacha ọkụ na-acha anụnụ anụnụ iji gbochie mmebi oxidative n'anya n'ihi fotodamage. Nke abụọ bụ dị ka antioxidant: njikọ abụọ jikọtara na ogologo yinye nke lutein polyisoprene na-emetụta otu ọkụ na mgbanaka ionone, ọ dịkwa mfe imeghe ma jikọta ya na radicals free oxygen na-arụ ọrụ. Lutein na-ewepụ oxygen singlet, na-eme ka ikuku oxygen na-arụ ọrụ nke ọkụ na-akpata ma na-egosipụta mmetụta antioxidant ya, na-egbochi mmebi nke radicals free oxygen na-arụ ọrụ na sel akwara optic, wee nweta mmetụta nke ibelata ike ọgwụgwụ anya.

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