Results 31 to 40 of about 36,677 (250)

Ochratoxin A in Roasted Coffee from French Supermarkets and Transfer in Coffee Beverages: Comparison of Analysis Methods

open access: yesToxins, 2010
The OTA content of 30 roasted coffees purchased in French supermarkets was evaluated by two validated different methods: one using immunoaffinity column (IAC) clean-up after alkaline extraction; the second using toluene extraction under acidic conditions.
Annie Pfohl-Leszkowicz   +1 more
doaj   +1 more source

In Vitro and In Vivo Analysis of Ochratoxin A-Derived Glucuronides and Mercapturic Acids as Biomarkers of Exposure

open access: yesToxins, 2021
Ochratoxin A (OTA) is a widespread food contaminant, with exposure estimated to range from 0.64 to 17.79 ng/kg body weight (bw) for average consumers and from 2.40 to 51.69 ng/kg bw per day for high consumers.
Raphael Dekant   +4 more
doaj   +1 more source

A critical reappraisal of the carotid sinus and carotid bulb: Distinguishing neurohistological function from vascular geometry

open access: yesThe Anatomical Record, EarlyView.
This review redefines the carotid bulb (CB) as a variable geometric dilation shaped by hemodynamics and the carotid sinus (CS) as a conserved neurohistological baroreceptor field. Distinguishing these entities clarifies a century of anatomical confusion and links geometry, neurohistology, and clinical interpretation within a unified framework ...
Răzvan Costin Tudose   +2 more
wiley   +1 more source

Interaction of Ochratoxin A and Its Thermal Degradation Product 2′R-Ochratoxin A with Human Serum Albumin

open access: yesToxins, 2018
Ochratoxin A (OTA) is a toxic secondary metabolite produced by several fungal species of the genus Penicillium and Aspergillus. 2′R-Ochratoxin A (2′R-OTA) is a thermal isomerization product of OTA formed during food processing at high ...
Franziska Sueck   +8 more
doaj   +1 more source

Comprehensive Evaluation of the Efficiency of Yeast Cell Wall Extract to Adsorb Ochratoxin A and Mitigate Accumulation of the Toxin in Broiler Chickens

open access: yesToxins, 2020
Ochratoxin A (OTA) is a common mycotoxin contaminant in animal feed. When absorbed from the gastrointestinal tract, OTA has a propensity for pathological effects on animal health and deposition in animal tissues.
Suvi Vartiainen   +3 more
doaj   +1 more source

Isolation, Screening and Identification of Swine Gut Microbiota with Ochratoxin A Biodegradation Ability [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2012
The potential for ochratoxin A (OTA) degradation by swine intestinal microbiota was assessed in the current study. Intestinal content that was collected aseptically from swine was spiked with 100 ppb OTA and incubated for 6 and 12 h at 39°C. An OTA assay
Santi Devi Upadhaya   +7 more
doaj   +1 more source

Understanding the spacing of placodes in the eye: A comparative study across age and species

open access: yesThe Anatomical Record, EarlyView.
Abstract The conjunctival placodes of the avian eye form in an intriguing and conserved sequence in a circular annulus around the cornea. These 13–16 placodes develop into papillae that are essential for inducing underlying intramembranous flat bones, known as scleral ossicles, which form an important part of the ocular skeleton.
Florence Joseph   +1 more
wiley   +1 more source

Study on the presence of ochratoxin α in cultures of ochratoxigenic and non- ochratoxigenic strains of Aspergillus carbonarius.

open access: yesPLoS ONE, 2017
Ochratoxin A (OTA) is a potent nephrotoxin and carcinogen which is found in a wide variety of common foods and beverages and it is produced by several species of Aspergillus and Penicillium.
M Rosa Bragulat   +2 more
doaj   +1 more source

Influence of ecological protection on the corporate image of oil and gas firms in Nigeria

open access: yesBusiness: Theory and Practice, 2019
Oil and gas firms in Nigeria are generally perceived to be weak in their environmental and ecological initiatives towards their host communities. Yet there has been a dearth of empirical emphasis from research that shows evidences about the role of ...
Deborah Bolanle Motilewa   +5 more
doaj   +1 more source

Exploring anti-corruption capabilities of e-procurement in construction project delivery in Nigeria

open access: yesConstruction Economics and Building, 2020
The use of electronic (e-­) procurement to support the execution of supply chain management activities in the different industrial sectors is permeating all regions of the world.
Egidario Aduwo   +7 more
doaj   +1 more source

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