What's the difference between besiege and hemin?

Besiege


Definition:

  • (v. t.) To beset or surround with armed forces, for the purpose of compelling to surrender; to lay siege to; to beleaguer; to beset.

Example Sentences:

  • (1) In practice they are so elastic that they have been used to deny pasta to besieged Gazans.
  • (2) Access to besieged areas was a condition of a truce brokered earlier this year by the US and Russia , but the Syrian government has continued to ignore requests for aid deliveries, humanitarian officials say.
  • (3) Around 800,000 people died of starvation in one of the most horrific chapters of the war as the city was besieged by the Nazis for two and a half years.
  • (4) Commanders in the besieged Libyan rebel enclave of Misrata have complained that Nato has ignored requests for air support during a week of heavy attacks by pro-Gaddafi forces.
  • (5) Madaya: residents of besieged Syrian town say they are being starved to death Read more The Syrian regime and Hezbollah have put Madaya under siege for more than six months now as a response to the siege of the northern towns of Fua and Kefraya by anti-regime forces.
  • (6) At home, he’s besieged by leadership speculation of sufficient intensity to see his conservative allies resort to public verbal knife-fights.
  • (7) By creating an environment of intolerance – one could even say outright hostility – towards an already besieged community, the laws have fostered a surge of anti-gay violence across the country.
  • (8) Speaking after a day of high-level intelligence briefings with British officials in London, Abbott described the unfolding atrocity in northern Iraq as a "humanitarian catastrophe" and said Australia would provide humanitarian aid to Yazidi refugees besieged by Islamic State (Isis) forces on Mount Sinjar in northern Iraq.
  • (9) The UN waits too long to get access to one besieged area even though international law clearly permits it,” argues a Syrian involved in below-the-radar humanitarian work – the sort that comes, unlike government assistance, with no strings attached.
  • (10) They have kept the city open and have reopened it when it was besieged.
  • (11) The tank fired round after round, trying to help the besieged soldiers, but it didn't move forward, fearing the IEDs planted by Khalil and his men.
  • (12) Glee and American Horror Story impresario Ryan Murphy returns with this camptastic take on the slasher genre where a sorority house is besieged by a killer.
  • (13) Hefazat-e-Islam officials say they will "besiege" Dhaka next month if the government does not agree to their demands.
  • (14) When Egypt's security forces stormed the besieged al-Fath mosque in central Cairo almost two weeks ago among those arrested were four siblings with joint Irish-Egyptian nationality – three women aged 21 to 28, and their brother, 17.
  • (15) We haven’t heard the leader of the Labour party speak out enough to demand UK airdrops to besieged civilians who are dying in their thousands.” A Labour spokesman said: “Jeremy has repeatedly condemned the Russian military intervention and bombing campaign in Syria and called for an independent investigation of evidence of war crimes.
  • (16) Kenneth Feinberg, the US treasury department official who is scrutinising pay packages at bailed-out banks, said that Lewis – besieged by regulatory investigations and lambasted by shareholders – should get no salary or bonus for the year.
  • (17) Matthew Pennycook is MP for Greenwich and Woolwich Louise Haigh: ‘Bringing down Corbyn would be an act of betrayal’ Facebook Twitter Pinterest Louise Haigh New Labour was a response to a Tory party in tatters, besieged by scandal, its fiscal credibility in ruins, tired and out of ideas.
  • (18) But within months, as the bodies piled up in Syria, that support would start draining away, leaving Akhras besieged by criticism and questions about the regime's judgment that he has struggled to answer.
  • (19) Are we fighting for a better understanding of what is going on in our sport or are we trying to get power?’” Saddique Shaban (@SaddiqueShaban) No let up in Kenyan athletes siege at Roadha House as besieged officials watch in awe.
  • (20) Iraq's prime minister has urged people in the besieged city of Falluja to drive out al-Qaida-linked insurgents to pre-empt a military offensive that officials said could be launched within days.

Hemin


Definition:

  • (n.) A substance, in the form of reddish brown, microscopic, prismatic crystals, formed from dried blood by the action of strong acetic acid and common salt; -- called also Teichmann's crystals. Chemically, it is a hydrochloride of hematin.

Example Sentences:

  • (1) The appearance of an abundant class of polyribosomes was correlated with globin synthesis by demonstrating that a discrete class of polyribosomes arises in cells treated with the inducers hexamethylene bisacetamide and hemin.
  • (2) Finding (d) indicates that steps involved in the restorative effect of these compounds may not contribute to the stimulation of the globin synthesis in hemin-deficient lysates.
  • (3) The destabilization of the red cell membrane skeleton in the presence of crude iHCR is caused by release of hemin, which lowers the stability of membrane skeleton by weakening the spectrin-protein 4.1-actin interaction.
  • (4) Hemin failed to increase P450 levels previously depressed by TPA indicating that TPA acts by lowering apocytochrome levels.
  • (5) Prior exposure of the adherent cell layer to high concentrations of hemin (10 microM) was found to have a beneficial effect on the support of newly seeded cultures; however, the effect of lower hemin concentrations (0.1-1 microM) on stromal cell layer formation was not significant.
  • (6) Hemin increased satellite cell fusion by 27%, but decreased cell proliferative rate by 30%.
  • (7) Inhibition of hemin-mediated O2 activation by bovine superoxide dismutase and the copper tetrammine complex has been examined.
  • (8) Upon incubation of the HCI preparation with hemin (5-10 microM), the eIF-2 alpha kinase is converted into an inactive form and appears to become associated with related peptides forming high molecular weight complexes which can be reversibly activated by 2-mercaptoethanol.
  • (9) When the prorepressor is converted to the hemin-controlled translational repressor, either by prolonged warming in the absence of hemin or by incubation with N-ethylmaleimide for 5 min, and then incubated briefly with [gamma-32P]-ATP and Mg2+, a protein that migrates as a 100 000 molecular weight component on sodium dodecyl sulfate-polyacrylamide gels becomes phosphorylated.
  • (10) Its activity is independent of cyclic AMP as well as of the calcium-dependent regulator protein and is inhibited by hemin.
  • (11) The spin-labeled hemins were recombined with apoproteins of hemoglobin (Hb), myoglobin (Mb), cytochrome c peroxidase (EC 1.11.1.5) and horseradish peroxidase (EC 1.11.1.7).
  • (12) A model compound with similar optical properties to the CO-ligated protein can be prepared in dimethyl sulfoxide from hemin chloride, imidazole, and CO using chromous acetate as the heme reductant.
  • (13) Porphyromonas gingivalis is capable of in vitro growth when iron sources are either complexed to hemin or host iron transport proteins, or exist in an inorganic form.
  • (14) An assumption is advanced that the P. vitale catalase contains two hemin groups located in two protein subunits.
  • (15) The effect of hemin administration on the level of hepatic delta-amino-levulinate synthase mRNA was also examined.
  • (16) We were not able to detect any reaction between the radical (see article) and the hemin group (which would result in a complex such as heme O-2).
  • (17) The N-acetylimidazole-reacted apoprotein supplemented with hemin and reacted with hydroperoxides, neither showed electronic absorption spectra of higher oxidation states nor an EPR doublet signal due to a tyrosyl radical.
  • (18) With iron porphyrins (hemin, heme and their complexes) the charge of the iron and the nature of axial ligands determine the position and intensity of the O-bands in the MOR spectrum.
  • (19) Since S. typhimurium LT2 is not able to incorporate hemin, the identification of the mutants not stimulated by Delta-ALA was made on the basis of the simultaneous loss of catalase activity and cytochromes.
  • (20) Hemin, known to inactivate IRF in vivo, showed a similar, reversible effect in vitro, presumably by oxidizing IRF.

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