Chigawo chomwe chili m'masamba ndi khungwa la mtengo wa Vocanga africana chimateteza maselo ku kusintha komwe kumayambitsa matenda a Alzheimer's, Parkinson's and nurodegenerative muubongo, inatero Journal of Ethnopharmacology.
Anthu a ku São Tomé ndi Príncipe ku Gulf of Guinea akhala akugwiritsa ntchito masamba ndi khungwa la mtengo umenewu kwa zaka mazana ambiri pofuna kuchiza kutupa ndi kuchepetsa matenda a maganizo.
Asayansi ochokera ku bungwe la Salk Institute for Biological Studies ku US anaunika zina mwa mitundu isanu ya zomera zomwe zapezeka kuzilumbazi. Atatu mwa iwo ankagwiritsidwa ntchito ndi asing’anga am’deralo. Zotsatira za zotulutsazo zidayesedwa pamaselo amunthu ndi mbewa. Zinapezeka kuti Vocanga africana mtengo wochotsa maselo otetezedwa ku kupsinjika kwa okosijeni, zomwe zingayambitse kuwonongeka kwa DNA ndikuyambitsa neurodegeneration. Kuonjezera apo, inali ndi zotsatira zotsutsa-kutupa ndipo inaletsa kumanga kwa amyloid-beta komwe kumalimbikitsa chitukuko cha matenda a Alzheimer's.
Ndi chinthu chomwe chingathe kupezeka mumankhwala atsopano. Pali magwero ambiri otere azinthu zopindulitsa komanso zamphamvu zomwe zimapezeka m'malo osiyanasiyana padziko lonse lapansi. Ambiri a iwo sanayesedwe konse - akutsindika wolemba kafukufuku, Pamela Maher. (PAP)