Results 41 to 50 of about 18,890 (226)

A Catharanthus roseus Fe(II)/α-ketoglutarate-dependent dioxygenase catalyzes a redox-neutral reaction responsible for vindolinine biosynthesis

open access: yesNature Communications, 2022
Catharanthus roseus is the source for anticancer drug vinblastine and other medicinal monoterpenoid indole alkaloids. Here the authors characterize an Fe/2OG dioxygenase, vindolinine synthase, which catalyzes an unusual redox-neutral reaction leading to ...
Jasmine Ga May Eng   +5 more
doaj   +1 more source

Ajmalicine Bioproduction in Catharanthus Roseus (L) G. Don Inoculated with Arbuscular Mycorrhiza and Fertilized with Nitrogen

open access: yesRevista Brasileira de Ciência do Solo, 2018
Catharanthus roseus (L) G. Don (Madagascar periwinkle) belongs to the Apocynaceace family and is widely spread throughout tropical and subtropical regions of the world.
Cecília Silva Monnerat   +6 more
doaj   +1 more source

Strictosidine activation in Apocynaceae: towards a "nuclear time bomb"? [PDF]

open access: yes, 2010
Background The first two enzymatic steps of monoterpene indole alkaloid (MIA) biosynthetic pathway are catalysed by strictosidine synthase (STR) that condensates tryptamine and secologanin to form strictosidine and by strictosidine β-D-glucosidase (SGD ...
Guirimand Grégory   +8 more
core   +1 more source

Viruses infecting periwinkle (Catharanthus roseus L.) in Western Saudi Arabia

open access: yesPhytopathologia Mediterranea, 2018
Periwinkle (Catharanthus roseus L.) is an ornamental plant widely grown in the Mecca region in the Kingdom of Saudi Arabia (KSA). Different symptoms similar to those induced by viruses (mosaic, vein clearing, mottling, yellowing, flower variegation ...
Esam ELBESHEHY   +3 more
doaj   +1 more source

Comparative study of the hypoglycemic and biochemical effects of Catharanthus roseus (Linn) g. apocynaceae (Madagascar periwinkle) and chlorpropamide (diabenese) on alloxan-induced diabetic rats [PDF]

open access: yes, 2005
The effect of the aqueous extracts of Catharanthus roseus and chlorpropamide (Diabenese) on the levels of serum cholesterol, total protein, lipid peroxidation, blood glucose and liver enzymes were compared in alloxan-induced diabetic rats.
Iweala, E. E. J., Okeke, C. U.
core   +1 more source

The ORCA2 transcription factor plays a key role in regulation of the terpenoid indole alkaloid pathway [PDF]

open access: yes, 2013
Background: The terpenoid indole alkaloid (TIA) pathway leads to the production of pharmaceutically important drugs, such as the anticancer compounds vinblastine and vincristine.
Gibson, Susan   +6 more
core   +3 more sources

A chromosome-level Camptotheca acuminata genome assembly provides insights into the evolutionary origin of camptothecin biosynthesis

open access: yesNature Communications, 2021
Camptothecin is a monoterpene indole alkaloid with anti-tumor activity. Here, the authors assemble the genome of the camptothecin producing plant Camptotheca acuminata and provide insights into the evolutionary origin of camptothecin biosynthesis by ...
Minghui Kang   +9 more
doaj   +1 more source

Identification and Assessment of Therapeutic Phytoconstituents of Catharanthus roseus through GC-MS Analysis

open access: yesSeparations, 2023
The leaves of Catharanthus roseus (L.) G. Don contain a large number of diverse secondary metabolites, making them comparably complex. The Catharanthus genus has received increased interest from scientists in recent years due to its extensive ...
Jyoti Rani   +4 more
doaj   +1 more source

Current status of herbal and their future perspectives [PDF]

open access: yes, 2007
Traditional medicine is the synthesis of therapeutic experience of generations of practicing physicians of indigenous systems of medicine. Throughout the history of mankind, many infectious diseases have been treated with herbals.
Ponnampalam Gopalakrishnakone   +1 more
core   +1 more source

Catharanthus roseus intoxication mimicking acute cholangitis

open access: yesBMC Complementary Medicine and Therapies
Background Catharanthus roseus, a Madagascar native flowering plant, is known for its glossy leaves and vibrant flowers, and its medicinal significance due to its alkaloid compounds.
Yoen Young Chuah   +3 more
doaj   +1 more source

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