Results 21 to 30 of about 28,907 (157)

Network-based identification of hub transcription factors associated with benzylisoquinoline alkaloid biosynthesis in Papaver somniferum [PDF]

open access: yesBiochemistry and Biophysics Reports
Papaver somniferum L. (Opium poppy) is one of the world's most economically valuable medicinal plants, and it is the industrial source of essential compounds such as painkillers and other pharmecutical drugs.
Mahsa Eshaghi, Sajad Rashidi-Monfared
doaj   +2 more sources

Improved UAV Opium Poppy Detection Using an Updated YOLOv3 Model [PDF]

open access: yesSensors, 2019
Rapid detection of illicit opium poppy plants using UAV (unmanned aerial vehicle) imagery has become an important means to prevent and combat crimes related to drug cultivation. However, current methods rely on time-consuming visual image interpretation.
Jun Zhou   +5 more
doaj   +2 more sources

In Silico Retrieving of Opium Poppy (Papaver Somniferum L.) Microsatellites

open access: yesAgriculture, 2015
Repetitive tandem sequences were retrieved within nucleotide sequences of opium poppy (Papaver somniferum L.) genomic DNA available in the GenBank® database.
Masárová Veronika   +2 more
doaj   +2 more sources

Evaluation of Biosynthetic Pathway and Engineered Biosynthesis of Morphine with CRISPR [PDF]

open access: yesBIO Web of Conferences, 2023
As a secondary metabolite produced by opium poppy (Papaver somniferum), morphine is a valuable subject for research and application purposes within the medical field.
Hao Luyang
doaj   +1 more source

Opium trade and use during the Late Bronze Age: Organic residue analysis of ceramic vessels from the burials of Tel Yehud, Israel

open access: yesArchaeometry, EarlyView., 2022
Abstract Organic residue analysis was conducted on various vessels from burials at Tel Yehud, Israel. The analyses led to new reliable evidence for the presence of opioid alkaloids and their decomposition products. This research revitalizes a decades‐old discussion on the presence and function of the opium trade across a cultural region of utmost ...
Vanessa Linares   +5 more
wiley   +1 more source

Fast Opium Poppy Detection in Unmanned Aerial Vehicle (UAV) Imagery Based on Deep Neural Network

open access: yesDrones, 2023
Opium poppy is a medicinal plant, and its cultivation is illegal without legal approval in China. Unmanned aerial vehicle (UAV) is an effective tool for monitoring illegal poppy cultivation.
Zhiqi Zhang   +3 more
doaj   +1 more source

People, Land and Poppy: the Political Ecology of Opium and the Historical Impact of Alternative Development in Northwest Thailand [PDF]

open access: yesForest and Society, 2017
Thailand’s near-total elimination of opium poppy cultivation is attributed to “alternative development” programming, which replaces illicit crops with licit ones.
Bobby Anderson
doaj   +1 more source

A crossdisciplinary project on opium poppy

open access: yes, 2023
The project aims to define a chrono-cultural framework for the early domestication of the Opium Poppy and its dispersal from Prehistory to the end of the Iron Age (6000-50 cal BC) in Europe and Southwest Asia.
Aurélie Salavert
core   +1 more source

Research Progress on Legal Supervision and Detection Technologies of Opium Poppy-Derived Ingredients in Foods [PDF]

open access: yesShipin Kexue
The abuse of opium poppy (Papaver somniferum L.) and its derivatives may lead to addiction and serious health problems. In recent years, cases of illegal addition of opium poppy-derived ingredients to foods have occurred frequently worldwide.
ZHANG Kewei, HU Di, ZHAO Mi, YUAN Xin, DENG Tingting, CHEN Ying
doaj   +1 more source

Opium Alkaloids in Harvested and Thermally Processed Poppy Seeds

open access: yesFrontiers in Chemistry, 2020
The opium alkaloids (morphine, codeine, thebaine, noscapine, and papaverine) have been detected on poppy seeds; they are widely used by the food industry for decoration and flavor but can introduce opium alkaloids into the food chain.
Michelle G. Carlin   +2 more
doaj   +1 more source

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