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Marine pharmacognosy is the investigation and identification of medically important plants and animals in the marine environment. It is a sub branch of terrestrial pharmacognosy. Generally the drugs are obtained from the marine species of bacteria, virus, algae, fungi and sponges.
The drug's mode of action is not exactly known at present, but experimental evidence indicates praziquantel increases the permeability of the membranes of schistosome cells towards calcium ions. The drug thereby induces contraction of the parasites' muscle, resulting in paralysis in the contracted state.
TMS is the only anesthetic licensed in the United States for fin fish that are intended for human consumption. The drug can have selective toxicity for poikilotherms due to their lower rate of metabolism in the liver. [1] Tricaine is an anaesthetic that operates by preventing sodium ions to enter the cell and thus silencing action potentials. [2]
Recently, copper alloys have become important netting materials in aquaculture (the farming of aquatic organisms including fish farming).Various other materials including nylon, polyester, polypropylene, polyethylene, plastic-coated welded wire, rubber, patented twine products (Spectra, Dyneema), and galvanized steel are also used for netting in aquaculture fish enclosures around the world.
In China, Japan, India, and Germany, there is a great deal of interest in and support for the search for new drugs from higher plants. [4] For example, the Herbalome Project was launched in China in 2008 and aims to use high throughput sequencing and toxicity testing to identify active components in traditional herbal remedies.
Levamisole adds bulk and weight to powdered cocaine (whereas other adulterants produce smaller "rocks" of cocaine) and makes the drug appear purer. [32] In a series of investigative articles for The Stranger , Brendan Kiley details other rationales for levamisole's rise as an adulterant: possible stimulant effects, a similar appearance to ...
Calcitriol is a hormone and the active form of vitamin D, normally made in the kidney. [8] [9] [10] It is also known as 1,25-dihydroxycholecalciferol.It binds to and activates the vitamin D receptor in the nucleus of the cell, which then increases the expression of many genes. [11]
Tephrosia vogelii is commonly known as the “fish bean”, “fish-poison bean”, or “vogel’s tephrosia”. [4] It is a small tree used by farmers in numerous countries in Africa to get rid of pests on livestock, control pests in cultivated fields as an organic pesticide, improves soil fertility, as a medicine for skin diseases and ...