Results 71 to 80 of about 378,338 (200)

Opiates in poppy seed: effect on urinalysis results after consumption of poppy seed cake-filling.

open access: yesClinical Chemistry, 1987
Abstract We report the analysis of poppy seed filling for morphine and codeine content. Concentrations in the range 17.4 to 18.6 micrograms/g (morphine) and 2.3 to 2.5 micrograms/g (codeine) were found in different lots of the filling, which is widely used in baking.
B C, Pettitt, S M, Dyszel, L V, Hood
openaire   +2 more sources

Micro‐ and Nanostructured Materials in Edible Coatings for the Preservation of Fruits and Vegetables

open access: yeseFood, Volume 7, Issue 4, August 2026.
Graphical representation of micro‐ and nanostructured materials in edible coatings for the preservation of fruits and vegetables. ABSTRACT Edible coatings based on advanced nanostructured materials have emerged as effective strategies for extending the shelf life and maintaining the quality of fresh fruits and vegetables.
Carlos Méndez‐Durazno   +5 more
wiley   +1 more source

Cross-reactivity from poppy seed to buckwheat in a food allergic patient with poppy seed anaphylaxis

open access: yesJournal of Allergy and Clinical Immunology, 2004
Abstract Rationale The opium poppy, Papaver somniferum L., is the source of both poppy seeds and opium. The commercially available seeds are widely used as ingredients for various kinds of food. IgE-mediated sensitization to poppy seeds is rare but if present, clinical symptoms are usually severe.
T. Oppel   +3 more
openaire   +1 more source

Microbiome‐Phytochemical Crosstalk Along the Gut‐Brain Axis in Alzheimer and Parkinson's Disease

open access: yesMicrobiologyOpen, Volume 15, Issue 4, August 2026.
Phytochemicals remodel the gut microbiota by enriching beneficial bacteria and microbial metabolites while suppressing dysbiosis and inflammation. Through modulation of the gut–brain axis, they restore intestinal barrier integrity, regulate neuroimmune and neuroprotective signaling pathways, reduce amyloid‐β, tau, and α‐synuclein pathology, and ...
Md. Emon   +6 more
wiley   +1 more source

Mechanism of endocarp-imposed constraints of germination of Lannea microcarpa seeds [PDF]

open access: yes, 2008
Lannea microcarpa, a multipurpose tree species from the dry African savanna, sheds seeds that often display inhibition of germination. The underlying mechanism was investigated using seeds processed from fully matured fruits collected from natural stands
Neya, O., Golovina, E.A., Hoekstra, F.A.
core   +1 more source

Botanical inventory of the early book herbaria of Leonhard Rauwolf from southern France and northern Italy (1560–1563)

open access: yesTAXON, Volume 75, Issue 4, August 2026.
Abstract Sixteenth‐century herbaria are the oldest plant collections that survive today and, as such, they provide valuable insights in past floras and historical botanical interactions. One of the most fascinating still extant 16th‐century herbaria is the four‐volume collection of the German physician, botanist and traveler Leonhard Rauwolf (1535 ...
Anastasia Stefanaki   +5 more
wiley   +1 more source

[News Clip: Poppy Queen]

open access: yes, 1959
Video footage from the WBAP-TV television station in Fort Worth, Texas, to accompany a news story about 5-year-old Valerie Dorman being crowned the Poppy Queen at Carswell Air Force ...
WBAP-TV (Television station : Fort Worth, Tex.)
core  

Comparison of pressing methods and varieties to produce virgin poppy (Papaver somniferum L.) oil for nutraceutical use

open access: yesApplied Food Research
The use of poppy seeds and oil are increasing because of their high nutraceutical value. The goal of the presented study was to reveal the recovery rate and fatty acid composition of poppy seed oil obtained by different extraction methods (cold and warm ...
Katalin Gupcsó   +1 more
doaj   +1 more source

Counterproductive counternarcotic strategies? A study of the effects of opium eradication in the presence of imperfect capital markets and sharecropping arrangements [PDF]

open access: yes
In this paper, we model the economic incentives surrounding opium crop production at farm level in Afghanistan. Specifically, we examine the impact of eradication policies when opium is used as a means of obtaining credit, and when the crops are produced
Andersson, Camilla
core  

Analysis of poppy seeds volatile compounds profile using solid phase microextraction

open access: yes, 2023
Tato diplomová práce je zaměřena na analýzu těkavých látek celých semen máku setého za pomocí headspace mikroextrakce tuhou fází ve spojení s plynovou chromatografií s hmotnostní spektrometrií a pomocí headspace mikroextrakce tuhou fází ve spojení s ...
Martínková, Michaela
core   +1 more source

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