porphyrin


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Related to porphyrin: porphyria

por·phy·rin

 (pôr′fə-rĭn)
n.
Any of various organic compounds containing four pyrrole rings, occurring universally in protoplasm, and functioning as a metal-binding cofactor in hemoglobin, chlorophyll, and certain enzymes.

[Greek porphurā, purple dye, purple garment; see purple + -in.]

porphyrin

(ˈpɔːfɪrɪn)
n
(Biochemistry) any of a group of pigments occurring widely in animal and plant tissues and having a heterocyclic structure formed from four pyrrole rings linked by four methylene groups
[C20: from Greek porphura purple, referring to its colour]

por•phy•rin

(ˈpɔr fə rɪn)

n.
a dark red, photosensitive pigment consisting of four pyrrole rings linked by single carbon atoms: a component of chlorophyll, heme, and vitamin B12.
[1905–10; < Greek porphýr(a) purple]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.porphyrin - any of various pigments distributed widely in living tissues
pigment - dry coloring material (especially a powder to be mixed with a liquid to produce paint, etc.)
Translations

por·phy·rin

n. porfirina, compuesto que ocurre en el protoplasma y que es la base de los pigmentos respiratorios en los animales y las plantas.
References in periodicals archive ?
To produce hemoglobin, the body goes through a process called porphyrin synthesis, which mainly occurs in the liver and bone marrow.
Both benzene and porphyrin organic bio-molecules themselves form coordination networks.
HypoSens prognostic system will consist of a non-invasive Near-infrared imaging device able to register signals through scattering media enabled by the implementation of wavefront shaping,that will process data collected by injected tumour-targeted body antibody functionalised nano-particles containing porphyrin sensors that will determine local oxygen concentration and local temperature distribution in the cancer cells.
Objective: The aim of this study was to test the action of Porphyrin compounds, Tetraphenylporphine sulfonate (TPPS), 5,10,15,20-Tetrakis (4-sulfonatophenyl) porphyrinato Iron(III) Chloride (FeTPPS) and 5,10,15,20-Tetrakis (4-sulfonatophenyl) porphyrinato Iron(III) nitrosyl Chloride (FeNOTPPS), on Na+, K+ -ATPase of cell membrane of erythrocytes.
Urine porphyrins were shown on thin-layer chromatography (TLC) to be mostly uroporphyrin with a trace of heptacarboxylic porphyrin.
nitro and nitrito), imidazole, two forms of phenol (neutral and anionic), and water - related to an unexpected range of electronic structures detectable in electron paramagnetic resonance (EPR) spectra of a water-soluble copper porphyrin with water, nitrite, imidazole, dithionite, 2,2'-azino-bis(3-ethylbenzthiazoline-6- sulphonic acid) (ABTS) and guaiacol.
The agent developed by the researchers addresses these challenges by using manganese porphyrin.
2009), being nickel and vanadium in the porphyrin forms the most important in the heavy cuts.
Porphyria is a group of disorders caused by the accumulation of porphyrin and porphyrin precursors due to the abnormalities in certain enzymes that normally participate in the production of haem.
It opened up a gateway to many different kinds of applications," says Zheng, who describes porphyrin as a highly practical multifunctional building block.
Their topics include nano-universe expanding macro-universe from elementary particles to dark matter and energy, non-classical properties of classical nanostructures, the self-assembly of porphyrin derivatives into architectures of two and three dimensions, functional supramolecular systems controlled by light, and nanochips for mass spectrometry and applications in biomedical research.
Following the grant of patent in the US, the application would cover novel synthesis routes, crystal forms and pharmaceutical compositions of AEOL-10150 and related porphyrin compounds.