define inhibitor
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inhibitor Popular Terms. Chemical or substance added or applied to another substance, to slowdown a reaction or to prevent an unwanted chemical change. For example, anti-oxidants are added as inhibitors to food to retard its spoilage from exposure to air (oxygen). Similarly, protective coatings inhibit the corrosion of metals by preventing their contact with the air and/or water. An inhibitor is an opposite of a catalyst.
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- inhibit definition: Inhibit is defined as to hold back or keep something from happening. (verb) An example of inhibit is locking a door to keep people from coming in....
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Inhibitors of the Electron Transport Chain Inhibitors of the Electron Transport Chain. As described in a former post, the inhibitors of the Electron Transport Chain are substances that bind to some of the components of the ETC blocking its ability to change in a reversible form from an oxidized state to a reduced state.
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What is an Inhibitor? What is an Inhibitor? The body protects itself from disease with a host of defenses that are collectively called the immune system. The immune systems first lines of defense are barriers, such as the skin and mucus membranes. However, this is not the body's only defense. Once something has made its way past these barriers, the body mounts a cellular immune response. This cellular response results in the production of antibodies. An antibody is produced in response to the presence of foreign substance in the body.
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Non-competitive inhibition The inhibitor may bind to the enzyme whether or not the substrate has already been bound, but if it has a higher affinity for binding the enzyme in one state or the other, it is called a mixed inhibitor.
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Enzyme inhibitor A medicinal enzyme inhibitor is often judged by its specificity (its lack of binding to other proteins) and its potency (its dissociation constant, which indicates the concentration needed to inhibit the enzyme). A high specificity and potency ensure that a drug will have few side effects and thus low toxicity.
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What is the Trans-Pacific Partnership and why you should care Although it is called a free trade agreement, the TPP is not mainly about trade. Of TPP's 29 draft chapters, only five deal with traditional trade issues. One chapter would provide incentives to offshore jobs to low-wage countries.
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inhibit medical Definition of inhibit 1 a: to restrain from free or spontaneous activity especially through the operation of inner psychological or external social constraints an inhibited person
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- The inhibitor chemicallyresembles a (one of the) substrate(s) and binds in the active site in the same way as thesubstrate(s) binds. The inhibitor, however, has a functional group, ususally a leaving group,that is replaced by a nucleophile in the enzyme active site.herefore thistype of inhibition is called suicide inhibition or affinity labeling and the inhibitor is called a suicide inhibitor. This reaction with the suicide inhibitor removes active enzyme from the system; this removal is measured as inhibition.
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- noun. The definition of an intervention is something that comes between two things or something that changes the course of something.
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What is a word that could define someone who likes to cause conflict? Antagonist definition, a person who is opposed to, struggles against, or competes with another; opponent; adversary. See more.
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inducer 1. in biosynthesis, a compound that induces synthesis of a specific enzyme or sequence of enzymes, by antagonizing the corresponding repressor, or by some other mechanism. 2. a substance that stimulates the production of interferon by a cell. More discussions about inducer.
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- A catalyst provides a reaction pathway with a lower activation energy and so directs the reaction one specific way or accelerates the reaction. An inhibitor blocks a reaction … path and so prevents a product or slows down the reaction.
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antagonist Something, such as a muscle, disease, or physiological process, that neutralizes or impedes the action or effect of another. antagonist in Science Expand. A muscle that opposes the action of another muscle, as by relaxing while the other one contracts, thereby producing smooth, coordinated movement. A chemical substance, such as a drug, that interferes with the physiological action of another substance, especially by combining with and blocking its nerve receptor.
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- LINK / CITE ADD TO WORD LIST. noun. The definition of a substrate is a layer underneath, or the surface where an organism grows. An example of a substrate is a surface where an enzyme acts. 1  substratum. 2  Biochem. a substance acted upon, as by an enzyme. 3  medium ().
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Structural Biochemistry/Enzyme/Active Site Enzyme inhibitors are molecules or compounds that bind to enzymes and result in a decrease in their activity. An inhibitor can bind to an enzyme and stop a substrate from entering the enzyme's active site and/or prevent the enzyme from catalyzing a chemical reaction. There are two categories of inhibitors.
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- intervene verb [I] (GET INVOLVED). › to ​become ​involved ​intentionally in a ​difficult ​situation in ​order to ​change it or ​improve it, or ​prevent it from getting ​worse: The ​superpowers ​began to intervene in ​local ​struggles in Africa.
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Corrosion inhibitor Corrosion inhibitor. A corrosion inhibitor is a chemical compound that, when added to a liquid or gas, decreases the corrosion rate of a material, typically a metal or an alloy. The effectiveness of a corrosion inhibitor depends on fluid composition, quantity of water, and flow regime.
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inhibitor monoamine oxidase inhibitor (MAOI) any of a group of antidepressant drugs that act by blocking the action of the enzyme monoamine oxidase; believed to act by thus increasing the level of catecholamines in the central nervous system.
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Enzymes A molecule that slows down the rate of an enzyme catalyzed reaction by changing the shape of the enzymes active site. The non-competitive inhibitor does this by attaching to another site on the enzyme. molecule that slows down the rate of an enzyme catalyzed reaction by changing the shape of the enzymes active site. The non-competitive inhibitor does this by attaching to another site on the enzyme.
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Inhibitors: Definition & Types There are many different types of chemical inhibitors. Some of the more common types include corrosion inhibitors, reversible and irreversible enzyme inhibitors, microbial inhibitors and preservatives, and UV stabilizers. Corrosion inhibitors specifically prevent acid or oxidation damage to metals or metal alloys.
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protease inhibitors Definition. A protease inhibitor is a type of drug that cripples the enzyme protease. An enzyme is a substance that triggers chemical reactions in the body.The human immunodeficiency virus (HIV) uses protease in the final stages of its reproduction (replication) process.efinition. A protease inhibitor is a type of drug that cripples the enzyme protease. An enzyme is a substance that triggers chemical reactions in the body.
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opponent Definition of opponent for English Language Learners. : a person, group, etc., that is against something (such as an action, law, or system) : someone or something that does not want something to exist, be done, etc.
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agent full definition of agent 1 one that acts or exerts power 2 a something that produces or is capable of producing an effect an active or efficient cause b a chemically physically or biologically active principleull definition of agent 1 one that acts or exerts power 2 a something that produces or is capable of producing an effect an active or efficient cause b a chemically physically or biologically active principle
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Cooking and storing rice for a whole week We tend to cook 2-3 cups of rice and keep the unused portion in the fridge. But it rarely lasts longer than a couple of days. Although, I'd throw it out if it was a week old. I highly recommend getting a pressure rice cooker.
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Structural Biochemistry/Enzyme/Competitive Inhibitor Reversible inhibitors dissociate the enzyme-inhibitor complex as soon as possible. They are inhibitors that bind directly to the active site of an enzyme, however they can also bind between an enzyme and a substrate. The competitive inhibitor competes with the substrate to bind to the enzyme. A competitive inhibitor mimics the substrate, competing for the active site. A competitive inhibitor can be overcome by increasing the substrate concentration. The excess amount of substrate can negate the competitive inhibitor and the maximum velocity is ultimately unaffected.