How To Use Heterocyclic In A Sentence
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But cooking muscle meats and other protein foods at high heats can create carcinogenic chemicals called heterocyclic amines (HCAs).
Dr. Nicholas Perricone: Barbecue Your Way to Beautiful Skin
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The majority of photosensitive molecules have a heterocyclic ring structure similar to that of chlorophyll or hemoglobin.
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The majority of photosensitive molecules have a heterocyclic ring structure similar to that of chlorophyll or hemoglobin.
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Cooking at very high temperatures can also contribute to the formation of carcinogenic compounds called heterocyclic amines.
Getting the best from beef
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Cooking meats at high temperatures creates chemicals called heterocyclic amines that are otherwise not present in uncooked meats.
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The structure of heterocyclic ketene aminals is peculiar and notable which possesses a large conjugation system in its molecule.
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Cooking meats with charcoal or gas grills can cause the formation of compounds called heterocyclic amines (HCAs) and polycyclic aromatic hydrocarbons (PAHs).
Burning Pellets in the Grill
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N-heterocyclic carbene/Lewis acid catalytic system promotes the addition of homoenolate equivalents to hydrazones, generating highly substituted γ-lactams in moderate to good yields and with high levels of diastereo - and enantioselectivity.
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Grilling food until its overcooked, burned, or charred can transform amino acids and other natural substances in the foods into compounds called heterocyclic amines, which have been shown to cause cancer in laboratory animals.
Grilling and cancer risks: Avoid burning or charring food
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Thermolysis of such heterocyclic diethyl malonates results in the loss of one ester group by elimination of ethene and carbon dioxide.
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Burning and charring grilled meat can cause cancer-causing substances called heterocyclic amines (HCAs) to form in foods.
For the weekend: 4 fuss-free ways to healthy up your Memorial Day
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Recent advances in hydroformylation of olefin catalyzed by metal-N-heterocyclic carbene (NHC) complexes especially Rh-NHC complex were reviewed on with an intention to promote relevant research.
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Unlike hydrocarbon based aromatics, which react most readily with electrophiles, perfluoro-aromatics and heterocyclic ring systems react better with nucleophiles.
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Additionally, monascus pigments, purpurin, chlorophyllin and curcumin were reported to inhibit the mutagenicity of heterocyclic amines and other carcinogens.
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The scientists speculated that carcinogens called heterocyclic amines may be involved.
Surprising Diet Study Result: Red meat not the bad guy this time
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High heat, indoors or out When protein from any muscle source -- beef, chicken, pork or fish -- is exposed to high temperatures for a long time, it forms a chemical called heterocyclic amines, or HCAs.
Summertime and the Grillin' Is Easy -- but Do It Safely
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Association between a heterocyclic compound stimulating lipid and carbohydrate metabolisms and an antioxidant agent for treating obesity.
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The nucleotides found in cells are derivatives of the heterocyclic highly basic, compounds, purine and pyrimidine.
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Some cancers are caused by heterocyclic amines, DNA-damaging chemicals found in cooked meat and fish.
Food and Drink
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Unlike hydrocarbon based aromatics, which react most readily with electrophiles, perfluoro-aromatics and heterocyclic ring systems react better with nucleophiles.
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The research direction and main operation includes four parts: Medicine material and chiral compound, organic acid and its ramification, heterocyclic compound and customizes products.
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Heme, a complex heterocyclic compound, is an organic molecule derived from porphyrin with an iron atom at the centre.
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But, the scientist made a BPA-free polycarbonate plastic by using chemicals called imidazoliums and N-heterocyclic carbenes to couple CO2 with "epoxide" molecules to create polycarbonate plastics.
Ecofriend
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Within the hydrophobic environment in the center of the green fluorescent protein, a reaction occurs between the carboxyl carbon of Ser65 and the amino nitrogen of Gly67 that results in the formation of an imidazolin-5-one heterocyclic nitrogen ring system (as illustrated in Figure 2).
Archive 2005-10-01
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Potentially harmful polycyclic aromatic hydrocarbons or PAHs for short, heterocyclic amines, and higher and mutagenic aldehydes, along with fine and ultrafine particles, have all been found in cooking fumes, using vegetable oils, such as safflower, soya bean, and rapeseed oils, as well as lard.
PhysOrg.com - latest science and technology news stories
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Heterocyclic amines are produced when the meat is cooked at a high temperature and are known to be mutagenic, meaning that they can alter DNA thus increasing the rate of cell production that can lead to cancer.
Emaxhealth
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Charred meat is high in carcinogens called heterocyclic amines.
The Source
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N-heterocyclic carbene/Lewis acid catalytic system promotes the addition of homoenolate equivalents to hydrazones, generating highly substituted γ-lactams in moderate to good yields and with high levels of diastereo - and enantioselectivity.
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Due to long term application of organic manure and inorganic fertilizers, the portion of N in heterocyclic compound was reduced, while benzene and non-benzene compound was increased.
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Also included are heterocyclic amine compounds, which are formed when meats and eggs are cooked or grilled at high temperatures and also found in cigarette smoke.
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Heroin: Heterocyclic compound, a highly addictive alkaloid derivative of morphine (chemically, it is diacetylmorphine) that makes up a large portion of illicit narcotics traffic.
