(n.) The bark of the oak, and some other trees, bruised and broken by a mill, for tanning hides; -- so called both before and after it has been used. Called also tan bark.
(n.) A yellowish-brown color, like that of tan.
(n.) A brown color imparted to the skin by exposure to the sun; as, hands covered with tan.
(n.) To convert (the skin of an animal) into leather, as by usual process of steeping it in an infusion of oak or some other bark, whereby it is impregnated with tannin, or tannic acid (which exists in several species of bark), and is thus rendered firm, durable, and in some degree impervious to water.
(n.) To make brown; to imbrown, as by exposure to the rays of the sun; as, to tan the skin.
(v. i.) To get or become tanned.
Example Sentences:
(1) Outdoor sunlight exposure during the workshift and tanning salon use were identified as risk factors; the most severe cutaneous reactions tended to occur among tanning salon users.
(2) In t(7;9)(q34;q34.3) translocations from three cases of T-ALL, the breakpoints occur within 100 bp of an intron in TAN-1, resulting in truncation of TAN-1 transcripts.
(3) Kidneys were approximately double the normal size and were pale tan to grey in color.
(4) Both internalized and cellularly enveloped hexamethylenediisocyanate-tanned dermal sheep collagen degraded by the detachment of fibrils.
(5) This demonstrates that a UVA tan provides photoprotection against acute UVA exposure.
(6) In this study the efficacy of preserving microvascular heterografts with glutaraldehyde tanning was investigated.
(7) A comparative study of tanned cell hemagglutination (TCH) and counterimmunoelectrophoresis (CIE), two easy and reliable methodes for the routine detection of antibodies against nuclear antigens was performed.
(8) Mackay confirmed following Saturday's 2-1 defeat by Newcastle United that a resolution had been reached over the issue but Cardiff's players are reportedly no longer happy for Tan to be in the dressing room on match days.
(9) Reversible binding of BAN and TAN had Ki values of 1 x 10(-9) and 1 x 10(-10) M, respectively as determined by log probit plots.
(10) These findings are relevant to the risk-benefit analysis of sunscreen preparations, especially in skin type II, as they provide evidence that a 5-methoxypsoralen-induced tan is protective against the DNA-damaging effects of solar UV radiation, and thus has the potential to reduce the carcinogenic risk of exposure to such radiation.
(11) Modified human umbilical vein allografts tanned with glutaraldehyde and encased in a polyester mesh were used as arterial substitutes in 13 femoropopliteal reconstructive procedures.
(12) Patients with polymorphic light eruption who intend to obtain a tan by sunbathing should not, therefore, be treated with sunscreens which may worsen their rash, but should be advised to sunbathe without sunscreens for a shorter time.
(13) At higher concentrations, O2 and TAN sensitize the fast-stage damage by a fixation reaction that competes with its repair; in contrast, misonidazole appears mainly to operate by reaction with an earlier, ever shorter form of oxygen-dependent damage.
(14) I asked if they had a black baby face, and my mother even asked if they had a “tan” baby (since my husband is white and our child will be biracial), but the sales woman told me that their babies only came in black and white.
(15) The potency and selectivity of D,L-4-(3,4-dichloro-benzoyl-amino)-5-(dipentyl-amino)-5-oxo-pen tan oic acid (CR 1409) as a cholecystokinin (CCK) antagonist was investigated on motor responses of the longitudinal and circular muscles of the guinea-pig isolated ileum.
(16) This article examines the indoor tanning industry, the effects of ultraviolet-A radiation, and public education.
(17) The foal with acute disease had distinct green-tan focal necrosis and thickened mucosa of the large intestine.
(18) The carcinogenic effect of 3 commercially available ultraviolet A (UVA) tanning sources was studied in lightly pigmented hairless mice.
(19) All tumors occurred as solitary, soft to firm, solid, tan, and ulcerated masses in the digits of dogs aged 11 to 15 years.
(20) Anti-hTG titers far below those detected by the tanned-red cell hemagglutination test had very large effects, to the point where measurements of hTG could not be made, when a cross-reactive precipitating antiserum was used.
Tannin
Definition:
(n.) Same as Tannic acid, under Tannic.
Example Sentences:
(1) Retention of iron from an RKB test meal was increased from 69.6 to 73% when about 90% of the extractable tannins were removed, but the difference was not statistically significant.
(2) These were analyzed for: tannins, trypsin inhibitors, hemagglutinins (with cow, sheep, and human erythrocytes), damaged starch, available lysine, protein quality (by the NPR method), and true digestibility.
(3) The effect of plant species containing tannins on the tenacity of Cl.
(4) No appreciable changes were observed in the trypsin inhibitor and tannin contents during germination.
(5) The results suggest the dependence of stimulation of monocyte iodination by tannins and related polyphenols on molecular weight.
(6) Studies were conducted to compare the effects of feeding high-tannin sorghum (HTS)- and low-tannin sorghum (LTS)-based diets suboptimal in protein to ducks, chicks, and rats.
(7) Tannin-induced relaxations were unaltered by pretreatment of tissues with indomethacin but were significantly reduced by pretreatment with hemoglobin.
(8) Tannins inactivated trypsin the most, alpha-amylase to a lesser extent and lipase the least and as a consequence lowered the digestion of amino acids the most, starch to a lesser extent and lipid the least.
(9) Four tannins were isolated from dried leaves of Thiloa glaucocarpa, which is one of the plants causing poisoning of cattle in Brazil.
(10) These studies demonstrate that tannin is deactivated completely under conditions where urea is an effective preservative of high moisture milo.
(11) Experiments were conducted to determine the effectiveness of urea in deactivating tannin in high tannin milo.
(12) The structures of plant polyphenols (vegetable tannins) are briefly reviewed.
(13) We have shown that the tannins chebulinic acid and punicalin were able to block the binding of HIV rgp120 to CD4.
(14) These experiments therefore conclusively show that high concentrations of condensed tannin induced by growing Lotus pedunculatus under low soil fertility conditions prevent maximum expression of LWG and wool growth in grazing sheep.
(15) The induction of interleukin-1 (IL-1) by agrimoniin, a tannin of Agrimonia pilosa Ledeb., in human peripheral blood mononuclear cells (PBMC) in vitro and in mouse adherent peritoneal exudate cells (PEC) in vivo was studied.
(16) Among chemically defined natural polyphenols, condensed tannins (epicatechin gallate oligomers) and monomeric and oligomeric hydrolyzable tannins potently stimulated PMN iodination, whereas polyphenols of lower molecular weight (gallic acid, alkyl gallates, epicatechin, epicatechin gallate, epigallocatechin, caffeic acid derivatives and licorice flavonoids) had much less activity.
(17) After removing tannin with caffeine complexes subjected to column chromatography on Dowex 1 x 8 gave four fractions containing both amino acids and nucleotides.
(18) A study was made of the molecular binding parameters during the sensitization of human IgG with tannin-treated sheep erythrocytes, depending on the concentration of the reacting components.
(19) Nearly one-third of the active plants belong to families that are known as especially rich in tannin.
(20) Of the nineteen plants screened, six were found to contain large quantities of condensed tannins.