Papers by FRANCISCO Blanco Rivas
HortScience, 2006
The piquin chili (Capsicum annuum L.), a type of high-pungency small-ball chili fruit, is traditi... more The piquin chili (Capsicum annuum L.), a type of high-pungency small-ball chili fruit, is traditional among Sonoran people and is consumed as paprika and dry fruit in some regional dishes. Also, the high prices obtained in domestic and oversea markets every year, mainly through piquin dry fruit sales, have encouraged this small informal and seasonal industry. In some Sonoran Mountain ranges, where piquin chili plants grow wild, a latent, informal industry has been maintained by people who harvest piquin chilies as fresh and dry fruits for sale. Enough precipitation, good environment conservation, and other conditions maintain the natural preservation of this chili plant, so that the piquin chili industry is maintained without cultivation, and has become a natural and ecological chili industry. During harvest time (September through November), low-income people harvest by hand dry piquin chili fruits for sale in several cities in Sonora. After harvesting, fresh red piquin chili fruit...
Antimicrobial Agents and Chemotherapy, 1978
Vindoline ( 1a ) was transformed to O -demethylvindoline ( 1b ) by Sepedonium chrysospermum ATCC ... more Vindoline ( 1a ) was transformed to O -demethylvindoline ( 1b ) by Sepedonium chrysospermum ATCC 13378 in 33% yield. Thin-layer and high-pressure liquid chromatographic methods distinguished 1b from previously reported microbial metabolites of vindoline. The structural proof of 1b was based on its mass spectral fragmentation pattern and on its chemical and nuclear magnetic resonance spectral properties.
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Papers by FRANCISCO Blanco Rivas