Results 51 to 60 of about 6,843 (241)

Feed interventions and skatole deposition [PDF]

open access: yes, 2012
Skatole produced in the large intestine of the pig and the testicular steroid androstenone are the main substances contributing to boar tainted meat from entire male pigs.
Jensen, Rikke Lassen
core  

In house validation of a reference method for the determination of boar taint compounds by LC-MSMS [PDF]

open access: yes, 2014
Meat from male pigs may develop an off-flavour, commonly known as boar taint. For that reason male piglets are surgically castrated at young age to avoid the potential off-flavour formation.
BUTTINGER Gerhard   +3 more
core   +1 more source

Enzymatic Basis for the Oxidative Branch of Aromatic Amino Acid Fermentation Leading to p‐cresol Formation

open access: yesAdvanced Science, EarlyView.
In anaerobic bacteria, tyrosine serves as an electron donor in the oxidative Stickland fermentation branch, generating p‐hydroxyphenylacetate, ATP and reduced ferredoxin for decarboxylation into p‐cresol. ABSTRACT The phenolic metabolite p‐cresol is a byproduct of tyrosine fermentation by certain strictly anaerobic bacteria, including the human gut ...
Li Jiang   +15 more
wiley   +1 more source

The roles of different porcine cytochrome P450 enzymes and cytochrome b5A in skatole metabolism

open access: yesAnimal, 2012
Boar taint is the unfavourable odour and taste from pork fat, which results in part from the accumulation of skatole (3-methylindole, 3MI). The key enzymes in skatole metabolism are thought to be cytochrome P450 2E1 (CYP2E1) and cytochrome 2A (CYP2A ...
P. Wiercinska, Y. Lou, E.J. Squires
doaj   +1 more source

Eating Quality of Pork from Entire Male Pigs after Dietary Supplementation with Hydrolysable Tannins

open access: yesAnimals, 2023
Boar taint is an unpleasant odour and flavour released during heat treatment of pork from uncastrated male pigs. The two main compounds responsible for boar taint are androstenone and skatole. Androstenone is a steroid hormone formed in the testis during
Ivan Bahelka   +5 more
doaj   +1 more source

Skatole pattern during the growth period 50 to 100 kg liveweight in entire male pigs of the crossbreed combinations YDxLYD and HxLYD kept in groups of entire male pigs or in groups with dominant female pigs [PDF]

open access: yes, 2005
1. Dominant females do not decrease the skatole and androstenone concentration in entire male pigs being dominated during the growth period from 50-100 kg liveweight (see fig. 1 and 3). 2.
Hansen, L.L.   +3 more
core  

Novel use of stir bar sorptive extraction (SBSE) as a tool for isolation of oviposition site attractants for gravid Culex quinquefasciatus [PDF]

open access: yes, 2009
Mosquitoes such as Culex quinquefasciatus Say (Diptera: Culicidae) are important vectors of organisms that cause disease in humans. Research into the development of effective standardized odour baits for blood-fed females (oviposition attractants), to ...
Birkett, Michael Alexander   +8 more
core   +2 more sources

Seasonal dynamics in terrestrial insect communities after the impact of the Brumadinho tailings dam disaster

open access: yesInsect Conservation and Diversity, EarlyView.
Despite severe habitat loss, insect species richness, seasonal fluctuations in richness and temporal β‐diversity did not differ significantly among forests adjacent to the mudflow and reference sites. We found higher wet‐season species richness for ants, bees, butterflies and dung beetles, while termites showed no seasonal change; β‐diversity was ...
Frederico Neves   +11 more
wiley   +1 more source

Combined Effect of Dietary Protein, Ractopamine, and Immunocastration on Boar Taint Compounds, and Using Testicle Parameters as an Indicator of Success

open access: yesFoods, 2020
This study investigates the combined effect of immunocastration, dietary protein level (low, medium or high) and ractopamine hydrochloride supplementation (0 or 10 mg/kg) on the adipose concentrations of androstenone, skatole and indole in pigs, and ...
Tersia Needham   +4 more
doaj   +1 more source

Effect of feeding fermentable fibrerich feedstuffs lupin and chicory prior to slaughter with special emphasis on the effect on chemical boar taint in organic entire male and female pigs and technological meat quality [PDF]

open access: yes, 2007
Boar taint is an off-flavour of pork caused primarily by skatole and, androstenone. Pig off-odour and flavour mostly caused by higher skatole concentrations in backfat.
Hansen, Laurits Lydehøj   +4 more
core  

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