Results 61 to 70 of about 84,269 (200)

Alkaloids in the pharmaceutical industry: Structure, isolation and application [PDF]

open access: yesHemijska Industrija, 2003
By the end of the 18th and the beginning of the 19th century a new era began in medicine, pharmaceutics and chemistry that was strongly connected with alkaloids and alkaloid drugs.
Nikolić Milan, Đorđević Siniša M.
doaj   +1 more source

Metabolome and Transcriptome Profiling of Chicory Roots Provide Insights Into Laticifer Development and Specialized Metabolism

open access: yesPhysiologia Plantarum, Volume 178, Issue 1, January/February 2026.
ABSTRACT Chicory roots produce inulin, a dietary fiber, as well as large quantities of bitter sesquiterpene lactones (STLs), which have valuable biological activities. In an effort to understand the compartmentalization of metabolism within chicory roots and the molecular basis of the development of laticifers that produce the chicory latex, we ...
Khabat Vahabi   +5 more
wiley   +1 more source

Britain's Third Opium War

open access: yes, 2022
I know NATO was complicit in the Afghan opium trade because I was there, guarding opium harvesting on Afghan government land besides NATO’s main operating base in Helmand.
Anthony C Heaford
core   +1 more source

Exploring the Therapeutic Potential of Nobiletin in Nonsmall Cell Lung Cancer

open access: yesBioMed Research International, Volume 2026, Issue 1, 2026.
Nonsmall cell lung cancer (NSCLC) is one of the most prevalent cancers and leading causes of cancer‐related mortality worldwide. Despite advancements in medical treatment, current therapeutic strategies are often hindered by late‐stage diagnosis, high recurrence rates and resistance to therapies.
Adam Haysom-McDowell   +12 more
wiley   +1 more source

Dutch survey pyrrolizidine alkaloids in animal forage [PDF]

open access: yes, 2009
Pyrrolizidine alkaloids (PAs) are secondary plant metabolites produced by a number of plants from the Asteraceae (Compositae), Boriginaceae and Fabaceae (Leguminosae) families.
Jong, J., de   +4 more
core  

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

Oxycodone: A Pain‐Relieving Agent With Cardioprotective Properties Against Myocardial Ischemia–Reperfusion Injury

open access: yesCardiovascular Therapeutics, Volume 2026, Issue 1, 2026.
In the realm of cardiovascular diseases, myocardial ischemia–reperfusion injury (MIRI) is known as one of the main life‐threatening conditions with significant morbidity and mortality. Although some therapeutic approaches, like pharmacological treatments and ischemic preconditioning, have been suggested for MIRI, offering a functional approach with ...
Mehdi Dehghani Firoozabadi   +3 more
wiley   +1 more source

Detection of opium alkaloids in a Cypriot base-ring juglet [PDF]

open access: yes, 2018
A method has been developed for extracting poppy alkaloids from oily matrices, specifically lipid residues associated with archaeological ceramics. The protocol has been applied to fresh and artificially aged poppyseed oil and to residue from a Late ...
Smith, Rachel K.   +3 more
core   +1 more source

Polycitorols A and B, New Tricyclic Alkaloids from an Ascidian [PDF]

open access: yes, 2005
Two new tricyclic alkaloids, polycitorols A (1) and B (2) have been isolated along with the known lepadiformine (3) from a marine ascidian of the family Polycitoridae.
Setiawan, Andi   +11 more
core   +2 more sources

Opium and opioid use and cancer risk: A systematic review and meta-analysis of epidemiological studies

open access: yesCancer Treatment and Research Communications
Opium use has been suggested as a possible risk factor for several cancers. While increased risk may be attributable to adulterants or smoking by-products, direct effects for opium alkaloids remains a possibility.
Kiavash Semnani   +10 more
doaj   +1 more source

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