Results 11 to 20 of about 4,107 (203)

A Two-Stage Low-Altitude Remote Sensing Papaver Somniferum Image Detection System Based on YOLOv5s+DenseNet121

open access: yesRemote Sensing, 2022
Papaver somniferum (opium poppy) is not only a source of raw material for the production of medical narcotic analgesics but also the major raw material for certain psychotropic drugs.
Qian Wang   +2 more
exaly   +4 more sources

Forensic Application of Genetic and Toxicological Analyses for the Identification and Characterization of the Opium Poppy (Papaver somniferum L.) [PDF]

open access: yesBiology, 2022
Background: A reliable and science-based taxonomic determination of Papaver somniferum L. (opium poppy), the illegal species of the genus Papaver, may have practical and legal implications for law enforcement. P.
Roberta Tittarelli   +7 more
doaj   +4 more sources

Papaver somniferum and Papaver rhoeas Classification Based on Visible Capsule Images Using a Modified MobileNetV3-Small Network with Transfer Learning [PDF]

open access: yesEntropy, 2023
Traditional identification methods for Papaver somniferum and Papaver rhoeas (PSPR) consume much time and labor, require strict experimental conditions, and usually cause damage to the plant.
Jin Zhu   +2 more
doaj   +3 more sources

Anticancer Activity of Papaver Somniferum

open access: yesJournal of the Turkish Chemical Society, Section A: Chemistry, 2016
This work describes the pharmacological activity of extracts of Papaver somniferum, a poppy species. P. somniferum products are still considered as a unique source of drug for many diseases.
Döne Aslı Güler   +3 more
doaj   +4 more sources

Morphometrics of waterlogged archaeological seeds give new insights into the domestication and spread of Papaver somniferum L. in Western Europe [PDF]

open access: yesPLoS ONE, 2023
Domesticated opium poppy Papaver somniferum L. subsp. somniferum probably originated in the Western Mediterranean from its possible wild progenitor, Papaver somniferum L. subsp. setigerum and spread to other European regions.
Ana Jesus   +6 more
doaj   +3 more sources

Transient Expression of cor Gene in Papaver somniferum [PDF]

open access: yesBioImpacts, 2011
Introduction: Papaver somniferum is the commercial source of morphine and codeine. The isolation of effective genes involved in the morphine biosynthesis of P.
Bahman Hosseini   +6 more
doaj   +4 more sources

Disentangling Peronospora on Papaver: phylogenetics, taxonomy, nomenclature and host range of downy mildew of opium poppy (Papaver somniferum) and related species.

open access: yesPLoS ONE, 2014
Based on sequence data from ITS rDNA, cox1 and cox2, six Peronospora species are recognised as phylogenetically distinct on various Papaver species. The host ranges of the four already described species P. arborescens, P. argemones, P.
Hermann Voglmayr   +2 more
doaj   +3 more sources

New Set of EST-STR Markers for Discrimination of Related Papaver somniferum L. Varieties [PDF]

open access: yesLife, 2023
Papaver somniferum L. is cultivated for its edible seeds and for the production of alkaloids. A serious problem in seed trade and processing is the intentional mixing of excellent food-quality seeds with non-food-grade-quality seeds. Tracking the correct
Šarlota Kaňuková   +3 more
doaj   +2 more sources

Papaver somniferum Linnaeus 1753

open access: yes, 2007
Published as part of Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part P), pp. 718-782 in Order out of Chaos. Linnaean Plant Types and their Types, London :Linnaean Society of London in association with the Natural History Museum on page 723, DOI: 10.5281/zenodo ...
Jarvis, Charlie
openaire   +3 more sources

Structural Basis of the Substrate Specificity and Enzyme Catalysis of a Papaver somniferum Tyrosine Decarboxylase

open access: yesFrontiers in Molecular Biosciences, 2017
Tyrosine decarboxylase (TyDC), a type II pyridoxal 5′-phosphate decarboxylase, catalyzes the decarboxylation of tyrosine. Due to a generally high sequence identity to other aromatic amino acid decarboxylases (AAADs), primary sequence information is not ...
Huai Guan   +12 more
doaj   +2 more sources

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