Pterostilbene

Pterostilbene (/ˌtɛrəˈstɪlbiːn/) (trans-3,5-dimethoxy-4-hydroxystilbene) stilbenoid ne da ke da alaƙa da resveratrol .  A cikin tsire-tsire, yana aiki da rawar phytoalexin na karewa.

 Abubuwan da suka faru na halitta 
Ana samun Pterostilbene a cikin almonds,  nau'ikan berries na Vaccinium (ciki har da blueberries    ), ganyen inabi da inabi . Langcake, P.; Pryce, R. J. (1977). "A new class of phytoalexins from grapevines". Experientia. 33 (2): 151–2. doi:10.1007/BF02124034. PMID 844529. S2CID 34370048.  Har ila yau, an ci karo da shi a cikin xylem, musamman a cikin katako na Pterocarpus marsupium  da kuma a cikin wasu nau'o'in dangin Pterocarpus, ciki har da Malay padauk, itacen Narra ( Pterocarpus indicus ), Muninga da African padauk ( Pterocarpus erinaceus ), wanda aka sani da halin da ake ciki . 

 Tsaro da tsari 
Pterostilbene an dauke shi abu ne mai lalatawa, yana da haɗari a lokacin da aka fallasa shi ga idanu, kuma guba ce ta muhalli, musamman ga Rayuwar ruwa."Pterostilbene, CID 5281727". PubChem, National Library of Medicine, US National Institutes of Health. 16 November 2019. Retrieved 18 November 2019. Nazarin farko na batutuwan mutane masu lafiya da aka ba su pterostilbene na makonni 6-8, ya nuna cewa pterostil bene yana da aminci ga amfanin ɗan adam a sashi har zuwa 250 MG kowace rana, kodayake wannan binciken bai tantance tasirin metabolism akan bayanin lipid ba. 

Sauran binciken sun ba da rahoton hauhawar ƙwayoyin lipoprotein cholesterol (LDL-C, "mummunan cholesterol") da raguwar lipoproteinsterol (HDL-C, ""mai kyau cholesterol") a cikin makonni 4 zuwa 8 na maganin yau da kullun. Hawan LDL-C na iya motsawa a cikin iyaka mai tsawo ko iyaka mai zurfi kuma ya tayar da tambayoyi game da Hadarin zuciya na dogon lokaci na ƙarin pterostilbene a cikin mutane.

Dangi na sunadarai, resveratrol, ya sami matsayin FDA GRAS a cikin 2007,  da amincewa da resveratrel na roba a matsayin mai aminci ta Hukumar Kula da Tsaro ta Turai (EFSA) a cikin 2016.  Pterostilbene ya bambanta da resveratrol ta hanyar nuna karuwar bioavailability (80% idan aka kwatanta da 20% a cikin resveratrel) saboda kasancewar Ƙungiyoyin methoxy guda biyu waɗanda ke sa ya nuna karuwar Lipophilic da shafar baki.

 Bincike 
Ana nazarin Pterostilbene a cikin dakin gwaje-gwaje da bincike na farko na asibiti."Pterostilbene, CID 5281727". PubChem, National Library of Medicine, US National Institutes of Health. 16 November 2019. Retrieved 18 November 2019.

 Dubi kuma 

 Piceatannol, stilbenoid da ke da alaƙa da resveratrol da pterostilbene

 Manazarta