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Chemicals in sentence

389 examples of Chemicals in a sentence

So we were essentially mapping the microcircuitry of the brain: which cells are communicating with which cells, with which chemicals, and then in what quantities of those chemicals?
We tried to inject chemicals into the knee spaces of animals to try to reverse cartilage degeneration, and to put a short summary on a very long and painful process, essentially it came to naught.
Traditional burial consumes materials like metal, stone, and concrete, and can pollute soil and groundwater with toxic chemicals.
Certain chemicals can tune nociceptors, lowering their threshold for pain.
When cells are damaged, they and other nearby cells start producing these tuning chemicals like crazy, lowering the nociceptors' threshold to the point where just touch can cause pain.
Aspirin and ibuprofen block production of one class of these tuning chemicals, called prostaglandins.
And two enzymes called COX-1 and COX-2 convert this arachidonic acid into prostaglandin H2, which is then converted into a bunch of other chemicals that do a bunch of things, including raise your body temperature, cause inflammation and lower the pain threshold.
Over the past century, and in particular in the last several decades, human endeavors, from beach development to plastic refuse to poaching, long lines, nets, and even noxious chemicals, including oil, have upped the ante for sea turtles, causing their survival rate to drop to around one percent or less, from each nesting cycle.
Special chemicals called stress hormones run through your body, giving you more oxygen and power to run away from danger or to face it and fight for your life, hence the term "fight or flight."
These natural chemicals are a great help when you need to run away quickly, or do superhuman feats of courage, but when you're simply sitting, these stress hormones collect in the body and affect your overall health.
As food travels through our digestive tract, it reaches the fermentors who extract energy from these sugars by converting them into chemicals, like alcohol and hydrogen gas, which they spew out as waste products.
They can sense color and light, textures, chemicals, pH.
Inside its lantern are two chemicals, a luciferin and a luciferase.
And unlike a glow stick, which fades out as the chemicals inside get used up, bioluminescent reactions use replenishable resources.
And as it grows, it takes in chemicals from the ocean.
And the chemicals, or the amount of chemicals, depends on the temperature; it depends on the pH, it depends on the nutrients.
And if we can understand how these chemicals get into the skeleton, we can then go back, collect fossil specimens, and reconstruct what the ocean used to look like in the past.
Evidence shows that chemicals in your brain stimulated by another person can make you develop a habit for that person.
In the first step in this process we pressurize the water and pass it through a reverse osmosis membrane: a thin, permeable plastic membrane that allows water molecules to pass through but traps and retains the salts, the viruses and the organic chemicals that might be present in the wastewater.
The ultraviolet light cleaves the hydrogen peroxide into two parts that are called hydroxyl radicals, and these hydroxyl radicals are very potent forms of oxygen that break down most organic chemicals.
We've detected some chemicals that can make it through the first step in the process, but by the time we get to the second step, the advanced oxidation process, we rarely see any chemicals present.
The water comes into our treatment wetland, it's exposed to sunlight and algae and those break down the organic chemicals, remove the nutrients and inactivate the waterborne pathogens.
The idea of so much of our attraction being influenced by chemicals and evolutionary biology may seem cold and scientific rather than romantic, but the next time you see someone you like, try to appreciate how your entire body is playing matchmaker to decide if that beautiful stranger is right for you.
But modulation networks are also activated that deliver endorphins and enkephalins, chemicals released when you're in pain or during extreme exercise, creating the runner's high.
Doctors believe that certain kinds of long-term, unexplained emotional states are at least partially related to brain chemistry, the balance of various chemicals present inside the brain.
Like the Greek system, changing the balance of these chemicals can deeply alter how we respond to even extremely difficult circumstances.
She said, "Mindful smoking: smells like stinky cheese and tastes like chemicals, YUCK!" Now, she knew, cognitively that smoking was bad for her, that's why she joined our program.
Stress chemicals help mobilize energy and increase alertness.
However, with chronic stress our bodies become flooded with these chemicals, resulting in a loss of brain cells and an inability to form new ones, which affects our ability to retain new information.
It is an organ that actively releases hormones and immune system chemicals called cytokines that can increase your risk of developing chronic diseases, such as heart disease and insulin resistance.
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