(1) Expression of the DIT and DIT2 genes is restricted to sporulating cells, with the DIT1 transcripts accumulating at the time of prospore enclosure and just prior to the time of dityrosine biosynthesis.
(2) The volume fraction of synthetic organelles in smooth muscle cells from the DIT of both males and females is of a highly significant difference from the volume fraction of synthetic organelles in cells of the subjacent media.
(3) Urinary excretion of intact DIT was low, being less than 1% of the administered dose of exogenous DIT within 2 days.
(4) Our data confirm the in vivo generation of extrathyroidal DIT from T4 in the rat.
(5) In contrast, 52% of the iodine administered in the form of DIT was excreted in the urine in the same time interval.
(6) Short periods of loading do not alter deiodination of L-DIT in liver or kidney at all; but lead to significant elevation of L-T4-deiodination in liver tissue.
(7) DIT may play a central role in the regulation of energy expenditure and in the etiology of certain types of obesity.
(8) DIT and BAT are controlled by hormonal action: noradrenaline appears to be the primary activator of BAT and insulin may be required for DIT and may even activate thermogenesis.
(9) The levels of MIT, DIT, T3 and T4 in the thyroid, and T3, T4 and TSH in serum, and the amount of iodine transport and synthesis of organic iodine in thyroid were determined.
(10) Higher doses or longer periods of loading cause a significant rise of L-DIT-deiodination in liver and kidney, while the L-T4-deiodination in liver is significantly decreased and in kidney significantly elevated.
(11) The secretion of gastric acid in the peptic ulcer patients were examined by the dopamine infusion test (DIT).
(12) In rats hypothyroidized with methylthiouracil (MTU), methimazol (MMI), or radiothyroidectomy, the extent of deiodination for L-diiodotyrosine (L-DIT) and L-thyroxine (L-T4) was investigated in homogenate supernatants of liver and kidney.
(13) two pentapeptides, apparently of the sequence Tyr-Asn-Asx-Lys-Gly, isolated as the DIT and MIT derivatives.
(14) There was no significant correlation between sex, age, presence of diabetes, mode of dialysis, years of chronic renal failure, years of dialysis or years of aluminum ingestion and any neurologic or neurobehavioral measurement, serum aluminum level, or DIT.
(15) The carbonyl complexes were found to be efficient hepatobiliary agents and cleared more rapidly than the corresponding 99mTcN- and 99mTc(dit)-complexes.
(16) From the results of kinetic studies and RIA measurements, the fraction of circulating T4 converted to DIT was calculated to be 3.9-4.3%.
(17) While rT3 is elevated in almost all critically ill patients, the increase in DIT is indicative of severe infection.
(18) The reaction is effectively quenched by the antioxidant, 2,6-dit-butyl-4-hydroxymethyl phenol as well as by Mn+2 (10(-5)-10(-3)M).
(19) The relative affinity of T3, T4, rT3, MIT, and DIT were in good agreement with their biological activity.
(20) Splitting off of sialic acid diminishes thenumber of phenolic groups of tyrosine, MIT, DIT and T4, which dissociate below pH 12-5.
Nit
Definition:
(n.) The egg of a louse or other small insect.
Example Sentences:
(1) Okay, that number 8 ranking isn’t incredibly impressive but it’s much better than, say, settling for a NIT bid and then (hilariously) losing in the first round .
(2) The extent and duration of the blood pressure (BP) lowering effect of 20 mg nitrendipine (NIT) once daily and 40 mg nicardipine slow release (NIC) twice daily were compared in 12 men (aged 39-55 years) with mild essential hypertension according to a randomized, cross over study.
(3) nit-4 is a pathway-specific regulatory gene which controls nitrate assimilation in Neurospora crassa, and appears to mediate nitrate induction of nitrate and nitrite reductase.
(4) We have studied the fate of NIT in the immature female rat, the animal model in which most of the biochemical studies of NIT have been carried out.
(5) In Neurospora crassa, the expression of nit-3, the structural gene which encodes nitrate reductase, is highly regulated and requires both nitrate induction and nitrogen catabolite derepression.
(6) In cells that contain a mutation in the putative regulatory gene nit-2, significantly lower levels of the 3.4-kilobase transcript were found, indicating that the wild-type nit-2 gene is involved in the control of nitrate reductase transcript levels.
(7) Approximately 80% of the infested children had nits that were 2-5 cm away from the scalp.
(8) His children will get used to a father who wears pants, without a dagger, and who does not pick out their nits in public.
(9) The lack of inhibitory effect by Nit-arg in cultured islets may reflect the absence of endothelial or nervous cells in the cultured islets.
(10) The synthesis and turnover of the nit-3 mRNA were also examined and found to occur rapidly and efficiently under changing metabolic conditions.
(11) Aspergillus extracts contained an inhibitor(s) which was measured by the decrease in NADPH-dependent nitrate reductase formed when extracts of Rhodospirillum rubrum and N. crassa, nit-1 were incubated at room temperature.
(12) The presence of molybdenum cofactor in the nitrate reductase was indicated by the formation of molybdopterin form A in the oxidation of the enzyme by iodine and by the complementation of NADPH-nitrate reductase with the heart-treated enzyme in the extract of Neurospora crassa nit-1.
(13) The presence of multiple copies of wild-type or mutant nit-4 genes did not generally lead to increased enzyme activity or growth rate, but instead frequently appeared to be detrimental to nit-4 function.
(14) Mutants of the nit-2 locus, a regulatory gene which is postulated to mediate nitrogen catabolite repression, are deficient in the ability to utilize several amino acids as well as other nitrogen sources used by wild type.
(15) An average of ten nits were taken from each patient both before and after treatment.
(16) So there are nits to pick but, by getting specific, Labour puts the coalition on the back foot.
(17) Nucleotide sequencing has revealed that the three nit-4 mutants, alleles 15, 1214, and 2994, are the result of a missense mutation, a nonsense mutation and a frameshift mutation, respectively.
(18) In addition, Nit may induce anti-anxiety through the modulation of Ca2+ mobilization in the central nervous system.
(19) Nit-picking about the detailed mechanisms of governance and accountability.
(20) However, transformants obtained with most of these nit-4 mutant genes possess a markedly reduced level of nitrate reductase and grow only slowly on nitrate, emphasizing the need to examine quantitatively the affects of in vitro-manipulated genes.