Voacanga africana

**Voacanga africana** yɛ dua ketewaa bi a ɛwɔ Afrika atɔe fam a ɛka Apocynaceae abusua no ho a ne tenten yɛ mita 6 (anammɔn 20 ) na n'ahaban tenten yɛ  sɛntimita 30 (nsateakwaa 12 ). Aba no yɛ kɔkɔɔ anaa fitaa, na ne nhwiren no yɛ nkuku,  na ne nhwiren no mu nso yɛ kɔkɔɔ. Ɛyɛ afifide bi a etumi dwudwo CNS depressants ne hypotensives. 

## Nkyerɛkyerɛmu
Voacanga africana yɛ dua ketewa bi a ne tenten bɛyɛ mita 6 (anammɔn 20) a ne abotiri a ɛtrɛw. Ahaban no yɛ abien abien a ɛne ne ho bɔ abira, ɛyɛ ahabammono tuntum a ɛhyerɛn wɔ soro na ɛyɛ ahabammono a ɛyɛ mmerɛw wɔ ase. Nhwiren fitaa anaa kɔkɔɔ no yɛ akuwakuw nketewa a wɔsoa wɔ nhaban no akyi anaa nkorabata no awiei. Nnuaba a ɛyɛ kurukuruwa a ɛyɛ ahabammono tuntum a ɛyɛ ahabammono a ɛyɛ mmerɛw no taa nyin abien abien na aba a wɔde ahyɛ aduru kɔkɔɔ bi mu wom.

## Abakɔsɛm
Wɔtoo din Voacanga africana maa afifide ho nimdefo Otto Stapf wɔ afe 1894 mu, bere a onyaa saa nnua no bi fii George Scott-Elliot, a na ɔresom wɔ Sierra Leone Boundary Commission no nkyɛn no. Efi bere a wohuu no wɔ afe 1894 mu no, afifide ho animdefo susuw sɛ afifide no nni mfaso kɛse biara wɔ sikasɛm mu, gye sɛ ɛyɛ biribi a wɔde ka rubber ho. Eyi sesae bere a, wɔ afe 1955 mu no, Franse nnuruyɛfo Maurice Marie-Janot ne Robert Goutarel yii alkaloid ahorow abiɛsa fii Voacanga africana mu a na wogye di sɛ wobetumi de adi dwuma wɔ komayare ho no.  Wiase nyinaa ani gyei wɔ dua no ho sɛ ɛyɛ nnuru a mfaso wɔ so, na ɛnnɛ dua no yɛ nnua a ɛnyɛ nnua a wɔtɔn fi Ghana, Cameroon, ne Nigeria, ne Cote d'Ivoire.

## Sɛnea wɔde di dwuma

Ɛyɛ afifide a ɛwɔ alkaloid pii a ɛne aduru a ɛko tia asanom bebrebe a wɔfrɛ no ibogaine no wɔ abusuabɔ, a nea ɛka ho bi ne aduro bi a wɔfrɛ no CB1 receptor antagonist a ɛwɔ hɔ wɔ honam mu no. Wɔde afifide no mu alkaloid biako, voacangine, adi dwuma sɛ biribi a edi kan a wɔde yɛ ibogaine. Wobetumi de voacamidine ne voacamine atetew mu de ama voacangine so aba. Bere a wohu ibogaine kakra wɔ Voacanga africana ntini dua mu no, wonhu no wɔ dodow a ɛsɛ mu a ɛbɛma anya aduru anaa adwenemyare. Wɔde nnua yi mu nnuru nso yɛ aduru bi a wɔfrɛ no vinpocetine a wɔde sa Alzheimer yare, ne vinblastine a wɔde sa mogya mu yare no.

Afe 1998 no, Encyclopedia of Psychoactive Plants a Christian Rätsch kyerɛwee no kaa Voacanga abusua no ho asɛm, na ɛkae sɛ wɔde saa abusua no mu nnipa pii di dwuma wɔ Afrika Atɔe fam esiane wɔn adwenemyare no nti. Efi afe 2007 mu no, nsɛm a enni nnyinaso pii na atrɛw sɛ Ghana de dua no dua ne ne aba di dwuma sɛ awuduru, nea ɛkanyan adwene, ne ne nsɛsodeɛ esiane Wikipedia mu asɛm bi a ɛfa dua no ho a Ghana ɔbadwemma bi de kɔmaa wɛbsaet bi a ɛrebɔ aba no ho dawuru nti. Nhwehwɛmu bi a National Institute of Health Sciences a ɛwɔ Tokyo, Japan yɛɛ wɔ afe 2009 mu no kyerɛe sɛ Voacanga africana aba a wɔtɔn wɔ intanɛt so no yɛ nneɛma ahorow a emu biara wɔ nnuru ahorow.

## Nhwɛsode

File:Voacanga africana.jpg|Nnua a ɛrenyin wɔ afifide dan bi mu, Berlin Botanic Garden.
File:Voacanga Africana 04.jpg|Ɛyɛ nnua a wɔanyinyin, na ne ti so te sɛ abran. Jardin botanique de Limbé, Cameroon.
File:Voacanga Africana 01.jpg|Nnua bi a abere no, na ne ntini yɛ ntenten, na na emu nsonsonoe nyɛ kɛse. Jardin botanique de Limbé, Cameroon.
File:Voacanga africana Feuilles.jpg|Dua a abere no ase, a ne nnua a ne nhwi ne ne nhaban akɛse a ɛte sɛ aboa nhoma wɔ so. Jardin botanique de Limbé, Cameroon.
File:Voacanga africana kz01.jpg|Nhoma no mu nkrataa no kyerɛ sɛ na nnua no mu ayɛ basaa. Berlin Botanik Abɔde.
File:Voacanga Africana 07.jpg|Nhwiren ne/anaa ntutummɛ no sɛe nhaban no kɛse wɔ nhwiren a ɛso wɔ soro no so.
File:Voacanga.jpg|Aba a ɛyɛ nketenkete, a ɛda nnua no so.
File:Botanic garden limbe54.jpg|Ntini a ɛyɛ abien abien (nnuaba) a wɔsoa wɔ dua no ano a wɔhwɛ no nkyɛn. 
File:Botanic garden limbe53.jpg|Ntini a ɛyɛ abien abien a onipa nsa kyerɛ nsenia no ase.


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