What are Haptophoric groups?
from The Century Dictionary. Pertaining to that group of a toxin molecule which unites with the corresponding receptor of a cell. The same term is used to designate that group of cell receptors which unites with the immunizing substance.
What is the the longest word in English?
Pneumonoultramicroscopicsilicovolcanoconiosis
Pneumonoultramicroscopicsilicovolcanoconiosis is the longest word entered in the most trusted English dictionaries.
What is drug receptor interaction?
These are defined as proteins on or within the cell that bind with specificity to particular drugs, chemical messenger substances or hormones and mediate their effects on the body.
Which important factors influence drug receptor interaction?
A drug’s ability to affect a given receptor is related to the drug’s affinity (probability of the drug occupying a receptor at any given instant) and intrinsic efficacy (intrinsic activity—degree to which a ligand activates receptors and leads to cellular response).
What is the longest word 189 819?
The word is 189,819 letters long. It’s actually the name of a giant protein called Titin. Proteins are usually named by mashing-up the names of the chemicals making them. And since Titin is the largest protein ever discovered, its name had to be equally as large.
What drugs are agonists?
An agonist is a drug that activates certain receptors in the brain. Full agonist opioids activate the opioid receptors in the brain fully resulting in the full opioid effect. Examples of full agonists are heroin, oxycodone, methadone, hydrocodone, morphine, opium and others.
What does haptophore mean in medical terms?
medical Definition of haptophore. : having an ability to enter into combination with specific receptors of a cell. a haptophore group of a toxin.
What are the characteristics of haptophytes?
Haptophytes have unique cellular processes, such as intracellular calcification, and production of unique carbon compounds, such as alkenones and acid polysaccharides (APs). Haptophytes vary greatly in terms of appearance and carbon metabolism.
What is the history of haptophytes?
Haptophytes are thought to have originated over 800 million years ago (Medlin et al., 2008; Liu et al., 2010) and are broadly distributed and abundant in the modern ocean. This lineage includes the coccolithophorids, an ecologically important clade that includes the well-studied genus Emiliania.