The scientists speculated that carcinogens called heterocyclic amines may be involved.    From Wordnik.com.  [Surprising Diet Study Result: Red meat not the bad guy this time] Reference

Three major types of the cancer-causing chemicals, collectively called heterocyclic amines.    From Wordnik.com.  [BBC News | News Front Page | World Edition] Reference

It consists of a porphyrin, known as a heterocyclic ring, is located at the center of the molecule and has an.    From Wordnik.com.  [CreationWiki - Recent changes [en]] Reference

Burning and charring grilled meat can cause cancer-causing substances called heterocyclic amines (HCAs) to form in foods.    From Wordnik.com.  [For the weekend: 4 fuss-free ways to healthy up your Memorial Day] Reference

Cooking at very high temperatures can also contribute to the formation of carcinogenic compounds called heterocyclic amines.    From Wordnik.com.  [Getting the best from beef] Reference

But cooking muscle meats and other protein foods at high heats can create carcinogenic chemicals called heterocyclic amines (HCAs).    From Wordnik.com.  [Dr. Nicholas Perricone: Barbecue Your Way to Beautiful Skin] Reference

A porphyrin, known as a heterocyclic ring, locates at the core of the molecule and holds an iron atom, which is the site of oxygen binding.    From Wordnik.com.  [CreationWiki - Recent changes [en]] Reference

A porphyrin, known as a heterocyclic ring, is located at the center of the molecule and has an iron atom, which helps oxygens begin binding.    From Wordnik.com.  [CreationWiki - Recent changes [en]] Reference

Any animal product, whether you are using red meat, poultry or seafood, react under high heat to form carcinogenic compounds called heterocyclic amines (HCAs).    From Wordnik.com.  [Vail Daily - Top Stories] Reference

Such chains would be known as "aromatic heterocyclic polymers.".    From Wordnik.com.  [Gravity's Rainbow]

Some cancers are caused by heterocyclic amines, DNA-damaging chemicals found in cooked meat and fish.    From Wordnik.com.  [Food and Drink] Reference

"This," Saavik said, pointing to a heterocyclic compound, "is an extremely potent psychoactive alkaloid.".    From Wordnik.com.  [THE SEARCH FOR SPOCK] Reference

Essentially they are complex compounds containing nitrogen, usually in heterocyclic and/or aromatic ring structures.    From Wordnik.com.  [Chapter 4] Reference

First, purely factual information: The heterocyclic compound RDX, at a density of 1.76 g/cm³, has a velocity detonation 8,750 meters per second.    From Wordnik.com.  [December 15, 2012] Reference

You might have heard that charring your food can lead to the formation of heterocyclic amines HCAs, which have been shown to cause cancer in laboratory animals.    From Wordnik.com.  [Tip of the Day: How to grill the perfect steak] Reference

You might have heard that charring your food can lead to the formation of heterocyclic amines (HCAs), which have been shown to cause cancer in laboratory animals.    From Wordnik.com.  [Tip of the Day: How to grill the perfect steak] Reference

The caution against BBQ is because of the supposed danger from heterocyclic amines, products formed when the amino acids in the meat is exposed to high temperatures.    From Wordnik.com.  [Changing dietary trends and the obesity epidemic | The Blog of Michael R. Eades, M.D.] Reference

But to hear risks again and again -- well, it really ruins your barbecue (viz. heterocyclic amines and polycyclic aromatic hydrocarbons) and Slim Jims (N-nitroso compounds.).    From Wordnik.com.  [Thanks A Lot, HBO, Says Meat Industry] Reference

Hydrazine is also a keystone in finding and producing heterocyclic compounds.    From Wordnik.com.  [CreationWiki - Recent changes [en]] Reference

The first focused on a range of carcinogenic compounds including heterocyclic amines.    From Wordnik.com.  [FoodNavigator-USA RSS] Reference

Using chemicals called imidazoliums and N-heterocyclic carbenes (NHCs), researchers in.    From Wordnik.com.  [GreenBiz.com Green Business News] Reference

These include heterocyclic amines, polycyclic aromatic hydrocarbons, and N-nitroso compounds.    From Wordnik.com.  [PhysOrg.com - latest science and technology news stories] Reference

His research interests include natural products chemistry, organic synthesis, and heterocyclic chemistry.    From Wordnik.com.  [Media Newswire] Reference

Its ability to oxygenate n-alkanes, n-al - kenes, ethers, and alicyclic, aromatic and heterocyclic compounds.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

High temperatures cause sugar and protein in meat to convert into cancer-causing heterocyclic amines - or HAs.    From Wordnik.com.  [Google News India - Top Stories] Reference

The basic framework of an N-heterocyclic carbene is a five-membered ring made of two nitrogen and three carbon atoms.    From Wordnik.com.  [innovations-report] Reference

"Effect of green tea marinades on the formation of heterocyclic aromatic amines and sensory quality of pan-fried beef".    From Wordnik.com.  [FoodNavigator-USA RSS] Reference

Until now, chemists believed these carbenes, called "abnormal N-heterocyclic carbenes" or aNHCs, were impossible to make.    From Wordnik.com.  [PhysOrg.com - latest science and technology news stories] Reference

Researchers have identified at least 20 different heterocyclic amines formed during cooking meat that may up cancer risk.    From Wordnik.com.  [The Globe and Mail - Home RSS feed] Reference

The high temperature-cooking methods generate heterocyclic amines, which are carcinogenic compounds that increase cancer risk.    From Wordnik.com.  [Emaxhealth] Reference

Research shows that marinating meat before grilling can reduce the formation of heterocyclic amines by as much as 99 per cent.    From Wordnik.com.  [The Globe and Mail - Home RSS feed] Reference

The researchers were particularly interested in three compounds in the meat: heme iron, nitrate/nitrite, and heterocyclic amines.    From Wordnik.com.  [Emaxhealth] Reference

As reported in the journal Angewandte Chemie, it is based on an N-heterocyclic carbene catalyst and a silane as the reducing agent.    From Wordnik.com.  [innovations-report] Reference

But as solution-phase catalysts, these heterocyclic compounds often suffer from limited lifetimes as a result of destructive reactions.    From Wordnik.com.  [Chemical & Engineering News: Latest News] Reference

She has developed a good number of novel heterocyclic compounds with the nucleus containing indoles, thiazoles, oxazoles, imidazoles and benzimidazoles.    From Wordnik.com.  [The Hindu - Front Page] Reference

Prior to GSK, Karen held positions at Pfizer where she was involved in research on semi-synthetic ionophores, carbohydrates, peptides and heterocyclic chemistry, and the.    From Wordnik.com.  [RedOrbit News - Technology] Reference