Chemical in sentence

890 examples of Chemical in a sentence

It turns out, atrazine is the largest selling product for the largest chemical company in the world.

In fact, this aromatase is so important in breast cancer that the latest treatment for breast cancer is a chemical called letrozole, which blocks aromatase, blocks estrogen, so that if you developed a mutated cell, it doesn't grow into a tumor.

PJC: With many plastic baby bottles now proven to leak the chemical bisphenol A, it really shows how sometimes it is only a parent's awareness that stands between chemicals and our children.

Because the brain's not mechanical, the brain is electrical and it's chemical.

First, let me introduce myself, I'm Fred, I've been an environmentalist since I was a kid, when I watched the fish and the frogs in my neighborhood pond die from a chemical spill.

And finally, the midden workers put some kind of territorial chemical in the garbage.

Suddenly, new chemical stains for brain tissue were developed and they gave us our first glimpses at brain wiring.

What you are seeing are the actual chemical changes to the landscape caused by the building materials and activities of the ancient Egyptians.

Like my next link: The chemical language of pheromones.

As it turns out, this is exactly the same process as how a leopard gets its spots, except in the leopard example, it's not burglars and security, it's the chemical process that creates these patterns and something called "morphogenesis."

Well, your brain has to do something just like that as well, and we're now beginning to understand and identify brain systems involved in valuation, and one of them includes a neurotransmitter system whose cells are located in your brainstem and deliver the chemical dopamine to the rest of your brain.

You know that when you have those abusive voices, all those little neurons get together and in that little gap you get a real toxic "I want to kill myself" kind of chemical, and if you have that over and over again on a loop tape, you might have yourself depression.

So the problem is, nowadays, with modern man— (Laughter) — when we feel in danger, we still fill up with our own chemical but because we can't kill traffic wardens — (Laughter) — or eat estate agents, the fuel just stays in our body over and over, so we're in a constant state of alarm, a constant state.

A few years ago, my colleagues and I were interested in how a brain chemical called serotonin would influence people's decisions in social situations.

You've got to get your chemical into every puddle, every birdbath, every tree trunk.

Here what someone is doing is mixing up chemical in a smoke and basically spreading that through the environment.

And they were the first people to describe this new chemical transmitter, nitric oxide.

And what was remarkable about it was in the past when we think of chemical messengers within the body, we thought of complicated things like estrogen and insulin, or nerve transmission.

I explain chemical equilibrium using analogies to awkward middle school dances, and I talk about fuel cells with stories about boys and girls at a summer camp.

Well if we can embed biological and chemical networks like a search engine, so if you have a cell that's ill that you need to cure or bacteria that you want to kill, if you have this embedded in your device at the same time, and you do the chemistry, you may be able to make drugs in a new way.

Well it requires software, it requires hardware and it requires chemical inks.

Here is the chemical structure of epinephrine.

That's what we call a chemical reaction, when atoms exchange partners and make new molecules.

Maybe you guys can help me to reclaim this word, "chemical," because it has been stolen from us.

This view is conditioned by the fact that many of the drugs that are prescribed to treat these disorders, like Prozac, act by globally changing brain chemistry, as if the brain were indeed a bag of chemical soup.

But we know much less about the circuit basis of psychiatric disorders because of the overwhelming dominance of this chemical imbalance hypothesis.

So these results make me and my colleagues more convinced than ever that the brain is not a bag of chemical soup, and it's a mistake to try to treat complex psychiatric disorders just by changing the flavor of the soup.

The chemical composition of our breath gives away our feelings.

We broadcast a chemical signature of our emotions.

It hones in on the deceased by sensing a chemical that's coming off the body during decay.

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