Ginkgo biloba, cyangwa insinga z'icyuma, ni igiti gikomoka mu Bushinwa kimaze imyaka ibihumbi gihingwa mu buryo butandukanye.
Kubera ko ari cyo cyonyine cyarokotse gihagarariye ibimera bya kera, rimwe na rimwe cyitwa ibisigazwa by'ibinyabuzima.
Nubwo amababi n'imbuto byayo bikunze gukoreshwa mu buvuzi gakondo bw'Abashinwa, ubushakashatsi buriho ubu bwibanda ku binyabutabire bya ginkgo bikozwe mu mababi.
Inyongeramusaruro za Ginkgo zagiye zikoreshwa mu bintu bitandukanye bifitanye isano n’ubuzima ndetse n’imikoreshereze yabyo, inyinshi muri zo zikaba zibanda ku mikorere y’ubwonko n’imitemberere y’amaraso.
Ginkgo biloba irimo flavonoids na terpenoids nyinshi, ibinyabutabire bizwiho ingaruka zikomeye zo kurwanya imisemburo mibi.
Udukoko twitwa "free radicals" ni uduce duto cyane dukora mu mubiri mu gihe cy'imikorere isanzwe y'ingufu nko guhindura ibiryo mo ingufu cyangwa gusohora uburozi.
Ariko kandi, bishobora no kwangiza ingingo nzima no kwihutisha gusaza no kurwara.
Ubushakashatsi ku mikorere ya ginkgo biloba mu kurwanya antioxydants ni icyizere gikomeye. Nyamara, ntabwo birasobanuka neza uburyo ikora n'uburyo ikora neza mu kuvura indwara runaka.
Ginkgo irimo antioxydants zikomeye zirwanya ingaruka mbi za radicals libre kandi ishobora kuba ari yo mpamvu y’ibyinshi mu birego byayo ku buzima.
Mu gihe cy’ububyimbirwe, ibice bitandukanye by’ubudahangarwa bw’umubiri bishyirwaho imbaraga kugira ngo birwanye abajura b’abanyamahanga cyangwa ngo bikize ahantu hangiritse.
Indwara zimwe na zimwe zidakira zishobora gutera indwara yo kubyimba ndetse no mu gihe nta ndwara cyangwa igikomere byabayeho. Uko igihe kigenda gihita, uku kubyimba gukabije bishobora kwangiza burundu ingingo z'umubiri na ADN.
Inyigo z’imyaka myinshi ku nyamaswa no mu duce twa test tube zagaragaje ko ginkgo biloba extract igabanya ibimenyetso by’ububyimbirwe mu turemangingo tw’abantu n’utw’inyamaswa mu ndwara zitandukanye.
Nubwo aya makuru ashimishije, hakenewe ubushakashatsi ku bantu mbere yuko hafatwa imyanzuro ihamye ku ruhare rwa ginkgo mu kuvura izi ndwara zikomeye.
Ginkgo ifite ubushobozi bwo kugabanya ububyimbirwe buterwa n'indwara zitandukanye. Iyi ishobora kuba imwe mu mpamvu ituma igira akamaro kanini mu buzima.
Mu buvuzi gakondo bw'Abashinwa, imbuto za ginkgo zikoreshwa mu gufungura "imiyoboro" y'ingufu mu ngingo zitandukanye z'umubiri, harimo impyiko, umwijima, ubwonko n'ibihaha.
Ubushobozi bwa Ginkgo bwo kongera amaraso mu bice bitandukanye by'umubiri bushobora kuba isoko y'inyungu nyinshi zivugwaho.
Ubushakashatsi bwakorewe ku barwayi b'indwara z'umutima bafashe ginkgo bwagaragaje ko amaraso atembera mu bice byinshi by'umubiri byiyongereyeho 12%. Ibi byafitanye isano n'ubwiyongere bwa 12% mu rugero rwa nitric oxide, ikintu gituma imiyoboro y'amaraso yaguka.
Mu buryo nk'ubwo, ubundi bushakashatsi bwagaragaje ingaruka nk'izo ku bantu bakuze bahawe ginkgo extract (8).
Ubundi bushakashatsi bwerekana kandi ingaruka zo kurinda ginkgo ku buzima bw'umutima, ubuzima bw'ubwonko, no kwirinda indwara zo gucika kw'imitsi. Hari impamvu nyinshi zishobora kubitera, imwe muri zo ishobora kuba ari ukuba hari ibintu birwanya ububyimbirwe mu bimera.
Hakenewe ubushakashatsi bwinshi kugira ngo dusobanukirwe neza uburyo ginkgo igira ingaruka ku mikorere y'amaraso n'ubuzima bw'umutima n'ubwonko.
Ginkgo biloba ishobora kongera amaraso atembera binyuze mu gutuma amaraso atembera neza. Ibi bishobora gukoreshwa mu kuvura indwara ziterwa no kugabanuka kw'amaraso mu mubiri.
Ginkgo yagiye ipimwa kenshi ku bushobozi bwayo bwo kugabanya imihangayiko, stress, n'ibindi bimenyetso bifitanye isano n'indwara ya Alzheimer, ndetse no kugabanuka k'ubushobozi bwo gutekereza bujyanye no gusaza.
Ubushakashatsi bumwe bwagaragaje ko kunywa ginkgo bishobora kugabanya cyane umuvuduko wo kugabanuka k'ubushobozi bwo gutekereza ku bantu bafite ikibazo cyo kwibagirwa, ariko ubundi bushakashatsi ntibwashoboye kwigana iki gisubizo.
Isuzuma ry’ubushakashatsi 21 ryerekana ko, iyo bivanze n’imiti gakondo, ginkgo extract ishobora kongera imikorere ku bantu barwaye indwara ya Alzheimer yoroheje.
Irindi suzuma ryasuzumye ubushakashatsi bune maze risanga ibimenyetso byinshi bifitanye isano na dementia byagabanutse cyane iyo umuntu akoresha ginkgo mu byumweru 22-24.
Ibi bisubizo byiza bishobora kuba bifitanye isano n'uruhare ginkgo ishobora kugira mu kunoza urujya n'uruza rw'amaraso mu bwonko, cyane cyane ko byagaragaye ko bifitanye isano no kwibagirwa imitsi y'amaraso.
Muri rusange, haracyari kare cyane kuvuga cyangwa guhakana uruhare rwa ginkgo mu kuvura indwara yo kwiheba, ariko ubushakashatsi buherutse gutangira gusobanura iyi nkuru.
Ntibishoboka kwemeza ko ginkgo ivura indwara ya Alzheimer n'ubundi bwoko bw'indwara yo kwibagirwa, ariko ishobora kugira akamaro mu bihe bimwe na bimwe. Amahirwe yayo yo kuyifasha asa n'aho yiyongera iyo ikoreshejwe mu buryo busanzwe.
Ubushakashatsi buke bugaragaza ko inyongeramusaruro za ginkgo zishobora kongera imikorere y'ubwonko n'imibereho myiza.
Ibisubizo by’ubushakashatsi nk’ubwo byateje ibirego bivuga ko ginkgo ifitanye isano no kongera kwibuka, kwibanda ku bintu, no kwita ku bintu igihe kirekire.
Ariko, isuzuma rinini ry’ubushakashatsi kuri iyi sano ryagaragaje ko kongera ginkgo nta ngaruka byatanze ku buryo bwo kwibuka, imikorere y’umubiri, cyangwa ubushobozi bwo kwita ku bintu.
Ubushakashatsi bumwe bwerekana ko ginkgo ishobora kongera ubushobozi bwo gutekereza ku bantu bazima, ariko ibimenyetso biravuguruzanya.
Kugabanuka kw'ibimenyetso by'ubwoba byagaragaye mu bushakashatsi butandukanye ku nyamaswa bishobora kuba bifitanye isano n'ubwinshi bw'uturemangingo twa ginkgo biloba mu mubiri.
Mu bushakashatsi bumwe, abantu 170 barwaye indwara yo guhangayika muri rusange bahawe 240 cyangwa 480 mg ya ginkgo biloba cyangwa placebo. Itsinda ryahawe dose nyinshi ya ginkgo ryagaragaje ko ryagabanutseho 45% mu bimenyetso by'ihungabana ugereranije n'itsinda rya placebo.
Nubwo inyongeramusaruro za ginkgo zishobora kugabanya imihangayiko, haracyari kare cyane kugira ngo hatangwe umwanzuro uhamye uvuye mu bushakashatsi buriho.
Ubushakashatsi bumwe bwerekana ko ginkgo ishobora gufasha kuvura indwara zo guhangayika, nubwo ibi bishobora guterwa n’ubwinshi bwayo burwanya imisemburo.
Isuzuma ry’ubushakashatsi ku nyamaswa ryerekana ko inyongeramusaruro za ginkgo zishobora gufasha kuvura ibimenyetso by’ihungabana.
Imbeba zahawe ginkgo mbere y’uko zihura n’ibibazo bikomeye zari zifite ibyiyumvo bito byo guhangayika nk’imbeba zitahawe iyi nyongeramusaruro.
Ubushakashatsi bwagaragaje ko iyi ngaruka iterwa n’ubushobozi bwa ginkgo mu kurwanya ububyimbirwe, butuma umubiri ubasha guhangana n’imisemburo myinshi ya stress.
Hakenewe ubushakashatsi bwinshi kugira ngo dusobanukirwe neza isano iri hagati ya ginkgo n'uburyo igira ingaruka ku kwiheba ku bantu.
Imiterere ya ginkgo irwanya ububyimbirwe ituma ishobora kuba umuti uvura ihungabana. Hakenewe ubushakashatsi bwinshi.
Ubushakashatsi bwinshi bwakozwe bwasuzumye isano iri hagati ya ginkgo n'amaso n'ubuzima bw'amaso. Ariko, ibisubizo bya mbere birashimishije.
Isuzuma rimwe ryagaragaje ko abarwayi ba glaucoma bafataga ginkgo bongereye amaraso mu maso, ariko ibi ntibyatumye babona neza.
Indi nyigo yakozwe ku bushakashatsi bubiri yasuzumye ingaruka z'umuti wa ginkgo ku iterambere ry'igabanuka ry'amagufwa akoreshwa mu gusaza. Bamwe mu bitabiriye ubushakashatsi bavuze ko amaso yabo yarushijeho kuba meza, ariko muri rusange ibi ntabwo byari bifite agaciro gakomeye mu mibare.
Ntabwo birazwi niba ginkgo izafasha mu kongera ubushobozi bwo kureba ku bantu badafite ubumuga bwo kutabona.
Hakenewe ubushakashatsi bwinshi kugira ngo hamenyekane niba ginkgo ishobora kunoza icyerekezo cyo kureba cyangwa igabanye iterambere ry’indwara z’amaso zigenda zigabanuka.
Ubushakashatsi bwa mbere bwerekana ko kongeramo ginkgo bishobora kongera amaraso mu maso, ariko ntibikwiye koroshya kureba. Hakenewe ubushakashatsi bwinshi.
Mu buvuzi gakondo bw'Abashinwa, ginkgo ni umuti ukunzwe cyane kuvura umutwe n'umutwe urwaye migraine.
Ubushakashatsi buke bwakozwe ku bushobozi bwa ginkgo mu kuvura umutwe. Ariko, bitewe n'impamvu nyamukuru itera umutwe, bishobora gufasha.
Urugero, ginkgo biloba izwiho kugira ubushobozi bwo kurwanya ububyimbirwe no kurwanya okisidasiyo. Ginkgo ishobora kugufasha niba umutwe wawe cyangwa migraine biterwa n'umuvuduko ukabije w'ihungabana.