Results 111 to 120 of about 30,773 (318)

Cultivo de la Quina [Cínchona] en Guatemala

open access: yesRevista Facultad Nacional de Agronomía Medellín, 1942
A mediados del siglo pasado, el rápido incremento que tomó la destrucción de los bosques de quina (Cínchona) de los Andes y el aumento del valor de la quinina para el tratamiento de la malaria, dió por resultado la introducción del cultivo de Cínchona en
Popenoe Wilson
doaj  

ISSR markers as a tool to differentiate genotypes of Cinchona hybrids propagated in vitro and ex vitro

open access: yesRevista Colombiana de Biotecnología
The differentiation of Cinchona spp. hybrids genotypes are challenging due to their shared origins and morphological similarities. This study utilized ISSR (Inter Simple Sequence Repeat) markers to distinguish between genotypes of Cinchona spp.: LF40 ...
Juan David Saavedra Correa   +2 more
doaj   +1 more source

A Study on Ajuga bracteosa wall ex. Benth for analgesic activity [PDF]

open access: yes, 2011
Ethnopharmacological relevance: Ajuga bracteosa wall ex. Benth (Labiatae) is traditionally used medicine in the treatment of malaria and gout. The plant is substitute of cinchona. Its allied species Ajuga Parviflora is also found sporadically.
Akriti Pal , RS Pawar, Int J Cur Bio Med Sci.
core  

Micrografting technique in cinchona (Cinchona ledgeriana Moens) plants propagation

open access: yesJurnal Sains Teh dan Kina, 2016
In Indonesia has been found 11 cinchona species but only two species recognized as an economically important Cinchona succirubra known as resistant plant to root disease while Cinchona ledgeriana quinine high content. To put together those two characters from mostly through grafting it took twelve months.
openaire   +1 more source

Pharmacognostical and preliminary phytochemical screening of the corm of Stephania hernandifolia (Willd.) Walp.

open access: yesJournal of Applied Pharmaceutical Research, 2013
The aim of the study is to cover the pharmacognostical and preliminary phytochemical screening of the corm of Stephania hernandifolia (Willd.) Walp. Stephania hernandifolia (Willd.) Walp. belonging to the family Menispermaceae is a natural taxon.
U. Sharma, R. P. Nandi
doaj  

Copper-catalyzed enantioselective Sonogashira-type oxidative cross-coupling of unactivated C(sp 3)−H bonds with alkynes

open access: yesNature Communications, 2019
Enantioselective oxidative cross-coupling of unactivated C(sp 3)−H bonds and terminal alkynes is challenging. Here, the authors developed a copper/cinchona alkaloid catalyst for the asymmetric Sonogashira-type alkynylation of C(sp 3)-H bonds via radical ...
Zhen-Hua Zhang   +5 more
doaj   +1 more source

Medical Care of American POWs during the War of 1812 [PDF]

open access: yes, 2012
In 2005, a service in Halifax commemorated US soldiers and sailors who perished in Britain’s Melville Island prisoner-of-war camp during the War of 1812 and whose remains now lie on Deadman’s Island, a nearby peninusla.
Newfield, Gareth A.
core   +1 more source

EFFECT OF SHADE DENSITY ON SEEDLINGS OF Cinchona pubescens VAHL IN MARANURA NURSERY THE CONVENTION-CUSCO

open access: bronze, 2022
Policarpo Quispe Flores   +4 more
openalex   +2 more sources

Role of Cinchona Alkaloids in the Enantio- and Diastereoselective Synthesis of Axially Chiral Compounds [PDF]

open access: hybrid, 2022
Chiara Portolani   +3 more
openalex   +1 more source

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