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Haɗin Polyphenol ya Rage Deposits na Idanu a AMD da Kashi 13% a Gwajin Ɗan Adam

Nova Chen · · 5 min read

Drusen: Alamar Gargaɗi Ta Farko Ga AMD

Drusen – waɗancan ƙwayoyin rawaya da ke taruwa a ƙarƙashin retina – su ne ɗaya daga cikin manyan alamu masu gargadi ga age‑related macular degeneration (AMD). Da zarar sun bayyana, yawanci su kan ƙaru. A wani sabon gwajin ɗan adam, haɗin resveratrol, quercetin, da curcumin (RQC) ya nuna sakamako mai ban sha'awa: raguwar girman drusen a cikin shekaru biyu. Wannan sakamakon yana da ɗan ban sha'awa, amma an samo shi ne daga ƙaramar nazari da aka gudanar a buɗe, don haka karanta cikakkun bayanai kafin ka yanke shawarar siyan ƙari.

Wannan binciken kimiyya a kan mutane ne, ba a kan berayen ko sel ba. Haka kuma yana cikin matakin farko (phase 2a) tare da ƙayyadaddun iyakoki, kamar yadda za mu tattauna a ƙasa.


Menene Masana Kimiyya Suka Gwada?

Binciken da Pfahler da Knepper (Jami’ar Illinois‑Chicago da Northwestern) suka wallafa a Translational Vision Science & Technology ya kasance gwaji a buɗe, an rarraba a matsayin 2:1 a matakin 2a. Marasa lafiya da ke da AMD a mataki na farko ko na tsaka‑tsaki an rarraba su zuwa:

  • Haɗin resveratrol, quercetin, da curcumin (RQC), ko
  • Curcumin kadai

Lokacin shan magani ya ɗauki watanni 24. Manufar farko ita ce auna canjin girman drusen a tsakiyar retina daga farkon gwaji, an yi hakan ta hanyar spectral‑domain optical coherence tomography (SD‑OCT) – wani irin hoton retina mai ƙuduri sosai. Manufar biyu‑ta‑biyar sun haɗa da: girman da yawan drusen bisa ga girman farko, martanin kowanne drusen, best‑corrected visual acuity (BCVA), yawan rasa gani, ci gaba zuwa AMD mai tsanani, da kuma amincin amfani da maganin.


Lambobin Da Suka Fi Fitowa

An kammala nazari da marasa lafiya 38 a ƙarshe. Bayan watanni 24:

  • Girman drusen a tsakiyar retina ya ragu da kashi 13.4 % a rukuni RQC, yayin da ya ƙaru da kashi 6.9 % a rukuni curcumin kadai (P = 0.02).
  • BCVA ta ƙaru da haruffa 0.8 a RQC, yayin da ta ragu da haruffa 2.1 a curcumin (P = 0.08); wannan bambanci bai kai matakin ƙididdiga ba.
  • Rashi ko ragewa na matsakaicin gani ya kasance ƙasa a rukuni RQC; cikakken adadi ba a bayyana ba.
  • Ci gaba zuwa AMD mai tsanani ya faru a kashi 3.7 % na mahalarta RQC da kashi 2.3 % na idanu masu dacewa a wannan rukuni.

Masu rubutun sun kammala da cewa RQC na da alaƙa da raguwar girman drusen, ƙananan kaso na ci gaba zuwa AMD mai tsanani, da kuma riƙe darajar hangen nesa tsawon watanni 24.


Dalilin Da Ya Sa Drusen Suke Da Muhimmanci

Drusen alama ce da ake iya gani wadda ke nuna haɗarin AMD da ci gabansa. Ganin su su ragu a hoton SD‑OCT na da amfani, domin a yanzu ba a da zaɓuɓɓuka da yawa ga cutar a matakin farko ko tsaka‑tsaki. Masu binciken sun bayyana wannan a matsayin shaida ta farko da ke nuna cewa wani ƙara na baki na iya rage nauyin drusen kuma ya cancanci a ci gaba da bincike.

Raguwar drusen ba yana nufin an tabbatar da kariya ga gani ba. Bayanai kan hangen nesa da binciken ya bayar ba su da ƙarfi ƙididdiga, kuma girman drusen hanya ce ta tsaka‑tsaki. Shin rage girman drusen zai haifar da sakamakon dogon lokaci? Wannan tambaya ba a amsa a wannan gwaji ba.


Ƙuntatawa Da Ya Kamata Ka San

Wannan shi ne wurin da ya kamata a rage sha'awa:

  1. Ƙaramin adadin mahalarta. Marasa lafiya 38 kacal ne aka bincika. Gwaje‑gwajen ƙanana na iya ba da sakamako da zasu iya sauyawa idan an ƙara yawan mahalarta.
  2. Babu rukuni na placebo. An kwatanta RQC da curcumin kadai, ba da komai ba. Saboda haka ba mu san yadda RQC zai kasance idan aka kwatanta da rashin yin komai ba.
  3. Tsarin buɗe. Mahalarta da likitoci sun san wane rukuni suke ciki, abin da zai iya jawo ɗan son kai, ko da yake auna SD‑OCT ya fi zama mai ƙwazo.
  4. Babu ƙarfi a sakamakon hangen nesa. Banbancin BCVA (P = 0.08) ba shi da ƙarfi; bambancin haruffa 0.8 vs. ‑2.1 ba abin da ya kamata a ɗauki a matsayin gyara mai ma'ana ba.
  5. Mataki 2a. Wannan mataki yana nuni da gano alamu da yiyuwa, ba don tabbatar da inganci ba.
  6. Rashin cikakken bayani a takaitaccen rubutu. Ba a ambaci ƙuduri, sifofi, ko sakamakon amincin ba, don haka ba za a iya tantance su ba.

Yadda Wannan Ya Dace Da AREDS2

Matsayin ƙara kariya da aka amince da shi don AMD a mataki na tsaka‑tsaki har yanzu shirin AREDS2 ne, wanda ya samo asali ne daga manyan gwaje‑gwaje masu ƙarfi. Babu wani abu a cikin wannan binciken da zai maye gurbin shi. Ba a kwatanta RQC da AREDS2 ba, don haka ba za mu iya cewa haɗin polyphenol ɗin ya fi, ya yi rauni, ko kuma ya haɗu da AREDS2 ba. A halin yanzu RQC mafita ce ta bincike, ba shawarwarin canza magani ba.


Abubuwan Da Ya Kamata Ka Yi La’akari Da Su

Kuduri: Takaitaccen rubutu ba ya ba da ƙudurin da aka yi amfani da shi, don haka kada ka yi zato daga alamar samfur a kasuwa. Shigar jiki da ƙuduri na waɗannan ƙwayoyin na bambanta sosai tsakanin samfura, kuma tsarin gwaji ba shi daidai da abin da ake sayarwa a kantin.

Lokaci: An yi amfani da maganin na watanni 24. Duk wani tasiri da aka gani yana faruwa ne a wannan dogon lokaci, ba a makonni ba.

Wadanda Ya Kamata Su Yi Muhimmanci: Mahalarta sun kasance da AMD na mataki na farko ko tsaka‑tsaki. Wannan shi ne rukuni da shaidar take magana a kansa, kuma har yanzu yana a matakin farko. Idan kana da AMD, tattauna wannan bincike da likitan idonka, wanda zai iya la'akari da AREDS2 da yanayin haɗarinka.

Wadanda Ya Kamata Su Guji Gwajin Kai:

  • Kowa da AMD mai tsanani, wanda ba a gwada a wannan bincike ba, kuma yana bukatar kulawar ƙwararru.
  • Mutanen da ke son amfani da wannan maimakon kulawa ko maganin da aka tabbatar.
  • Kowa da ke shan magunguna masu ƙarfi – musamman anticoagulants – ko mace mai juna biyu, ko wanda ke da cuta mai tsanani. Polyphenol na iya yin hulɗa da wasu magunguna, don haka ka tuntuɓi likita ko mai ba da magani.
  • Kowa da ke neman magani da tabbatacce a yanzu. Wannan ba shi ne ba.

Kammalawa

Haɗin resveratrol, quercetin, da curcumin ya nuna raguwa mai ƙididdiga na girman drusen a tsakiyar retina (‑13.4 % vs +6.9 %, P = 0.02) a cikin gwajin randomized na watanni 24 da ya ƙunshi mutane 38 da ke da AMD na mataki na farko ko tsaka‑tsaki. Amfanin hangen nesa bai kai matakin ƙididdiga ba, babu rukuni na placebo, kuma gwajin ya kasance a buɗe. Wannan sakamakon yana ba da shaida ta farko da ya kamata a ci gaba da gudanar da manyan gwaje‑gwaje masu ɓoyayye da placebo‑controlled, ba ya nufin ka canza tsarin kulawar idonka ba tare da shawarar likita ba.

Original study

Read the original research on pubmed.ncbi.nlm.nih.gov →

This article summarizes published research for general information. It is not medical advice.

NC

Written by

Nova Chen

Nova Chen writes for Biocracked: biohacking science, longevity & human performance.

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