Results 21 to 30 of about 2,477 (190)

Crystal structure of akuammicine, an indole alkaloid from Catharanthus roseus

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2017
The title compound, C20H22N2O2, an alkaloid isolated from the Madagascar periwinkle, crystallizes in P1 with two independent but closely similar molecules in the unit cell. The molecules are linked into pairs by two N—H...O=C hydrogen bonds. The absolute
Mahdi Yahyazadeh   +4 more
doaj   +1 more source

Screening of Bioactive Compounds from Madagascar Periwinkle and Their Importance in Drug Discovery

open access: yesInternational Journal For Multidisciplinary Research, 2022
The phytochemicals present in medicinal plants are effective and safe alternative to the chemically synthesized drugs for various diseases. Madagascar periwinkle grown as ornamental plant for its flowers. It is an evergreen that was native to the Madagascar Island.
Muthu Tanya -   +2 more
openaire   +1 more source

Vinblastine and Vincristine Production on Madagascar Periwinkle (Catharanthus roseus (L.) G. Don) Callus Culture Treated with Polethylene Glycol

open access: yesMakara Journal of Science, 2016
Vinblastine and vincristine are secondary metabolites from Madagascar periwinkles that have a very high economic value as chemotherapy drugs. These compounds are naturally produced in a very low quantity in planta.
Nisa Nur Iskandar, Iriawati Iriawati
doaj   +1 more source

Reduction of Phytophthora Blight of Madagascar Periwinkle in Florida by Soil Solarization in Autumn [PDF]

open access: yesPlant Disease, 2000
Three field experiments were conducted in southwest and west-central Florida in 1993 through 1995 to evaluate the effectiveness of soil solarization during autumn in reducing Phytophthora blight of Madagascar periwinkle (Catharanthus roseus) caused by Phytophthora nicotianae.
R J, McGovern, R, McSorley, R R, Urs
openaire   +2 more sources

Optimization of Tabersonine Methoxylation to Increase Vindoline Precursor Synthesis in Yeast Cell Factories

open access: yesMolecules, 2021
Plant specialized metabolites are widely used in the pharmaceutical industry, including the monoterpene indole alkaloids (MIAs) vinblastine and vincristine, which both display anticancer activity.
Pamela Lemos Cruz   +10 more
doaj   +1 more source

Phytoplasmas associated with disease of coconut in Malaysia: Phylogenetic groups and host plant species [PDF]

open access: yes, 2009
Coconut palm (Cocos nucifera), oil palm (Elaeis guineensis), Bermudagrass (Cynodon dactylon) and Madagascar periwinkle (Catharanthus roseus) with symptoms indicative of phytoplasma disease were collected from different locations in Malaysia.
Abdullah, Siti Nor Akmar   +4 more
core   +1 more source

Antibiotic-resistant bacteria in the guts of insects feeding on plants: prospects for discovering plant-derived antibiotics

open access: yesBMC Microbiology, 2017
Background Although plants produce many secondary metabolites, currently none of these are commercial antibiotics. Insects feeding on specific plants can harbour bacterial strains resistant to known antibiotics suggesting that compounds in the plant have
Katarzyna Ignasiak, Anthony Maxwell
doaj   +1 more source

BHLH IRIDOID SYNTHESIS 3 is a member of a bHLH gene cluster regulating terpenoid indole alkaloid biosynthesis in Catharanthus roseus

open access: yesPlant Direct, 2021
Basic helix‐loop‐helix (bHLH) transcription factors (TFs) are key regulators of plant specialized metabolites, including terpenoid indole alkaloids (TIAs) in Catharanthus roseus.
Sanjay Kumar Singh   +5 more
doaj   +1 more source

Identification of iridoid glucoside transporters in Catharanthus roseus [PDF]

open access: yes, 2017
Monoterpenoid indole alkaloids (MIAs) are plant defense compounds and high-value pharmaceuticals. Biosynthesis of the universal MIA precursor, secologanin, is organized between internal phloem-associated parenchyma (IPAP) and epidermis cells ...
Colinas Martinez, Maite   +9 more
core   +2 more sources

The Welfare Effects of Trade in Phytomedicines: A Multi-Disciplinary Analysis of Turmeric Production [PDF]

open access: yes, 2015
International trade in medicinal herbal products is growing, while value chains are becoming more complex and governed by a range of public and private standards.
Booker, Anthony   +2 more
core   +3 more sources

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