What's the difference between glucose and trehalose?

Glucose


Definition:

  • (n.) A variety of sugar occurring in nature very abundantly, as in ripe grapes, and in honey, and produced in great quantities from starch, etc., by the action of heat and acids. It is only about half as sweet as cane sugar. Called also dextrose, grape sugar, diabetic sugar, and starch sugar. See Dextrose.
  • (n.) Any one of a large class of sugars, isometric with glucose proper, and including levulose, galactose, etc.
  • (n.) The trade name of a sirup, obtained as an uncrystallizable reside in the manufacture of glucose proper, and containing, in addition to some dextrose or glucose, also maltose, dextrin, etc. It is used as a cheap adulterant of sirups, beers, etc.

Example Sentences:

  • (1) In each sheep there was a significant negative correlation between the glucose and corticosteroid concentrations in both maternal and fetal plasma, and there were positive correlations between the maternal and fetal plasma concentrations of glucose, and between the glucose and fructose concentrations of fetal plasma.
  • (2) Synthesis of choline esterase on the medium with acetylcholine at a concentration of 1% was increased more than twofold upon addition of glucose at a concentration of 0.1%.
  • (3) A modification of the manual glucose oxidase-gum guaiacum method of Shipton, B., Wood, P.J.
  • (4) Steady-state values of cell, glucose, and cellulase concentration oxygen tension, and outlet gas oxygen partial pressure were recorded.
  • (5) In conclusion, in S-rats a glucose-stimulated insulin release is accompanied by an increase in IBF, but this is not observed in P-rats.
  • (6) One hour after direct mechanical cardiomassage (DMCM) a moderately pronounced edema of the intercellular spaces in the basal compartment of the seminiferous epithelium, normal content of lactate and succinate dehydrogenases, and a certain decrease in the activity of glucose-6-phosphate dehydrogenases and NAD- and NADP-diaphorases were noted.
  • (7) In the present investigation we monitored the incorporation of [14C] from [U-14C]glucose into various rat brain glycolytic intermediates of conscious and pentobarbital-anesthetized animals.
  • (8) During recovery glucose uptake was reduced and citrate release was unaffected.
  • (9) The obvious need for highly effective contraception in women with existing disorders of glucose metabolism has led to a search for oral contraceptive (OC) regimens for such women that are efficient but without unacceptable metabolic side effects.
  • (10) Based on several previous studies, which demonstrated that sorbitol accumulation in human red blood cells (RBCs) was a function of ambient glucose concentrations, either in vitro or in vivo, our investigations were conducted to determine if RBC sorbitol accumulation would correlate with sorbitol accumulation in lens and nerve tissue of diabetic rats; the effect of sorbinil in reducing sorbitol levels in lens and nerve tissue of diabetic rats would be reflected by changes in RBC sorbitol; and sorbinil would reduce RBC sorbitol in diabetic man.
  • (11) Maximal yields of lipid and aflatoxin were obtained with 30% glucose, whereas mold growth, expressed as dry weight, was maximal when the medium contained 10% glucose.
  • (12) Plasma membranes were isolated from rat kidney and their transport properties for sodium, calcium, protons, phosphate, glucose, lactate, and phenylalanine were investigated.
  • (13) MAF-G activity was inhibited by mitomycin C and colchicine, which inhibit DNA synthesis and mitosis, respectively, but not by 2-deoxy-D-glucose, an inhibitor of glucose metabolism.
  • (14) As a group, the three mammalian proteins resemble bovine serum conglutinin and behave as lectins with rather broad sugar specificities directed at certain non-reducing terminal N-acetylglucosamine, mannose, glucose and fucose residues, but with subtle differences in fine specificities.
  • (15) Glucose release from these samples was highly correlated with starch gelatinization (r2 = .99).
  • (16) To estimate the age of onset of these differences, and to assess their relationship to abdominal and gluteal adipocyte size, we measured adiposity, adipocyte size, and glucose and insulin concentrations during a glucose tolerance test in lean (less than 20% body fat), prepubertal children from each race.
  • (17) The third route was quantitated by its sensitivity to probenecid and its activity was increased in saline buffers and upon addition of glucose and was inhibited by oligomycin.
  • (18) With glucose and protein as intraduodenal stimulus (no pancreatin added), the plasma amino acids rose significantly less (by approximately 50% of the control experiment) and the increment in insulin (but not C-peptide) concentrations was significantly reduced by loxiglumide.
  • (19) After absorption of labeled glucose, two pools of trehalose are found in dormant spores, one of which is extractable without breaking the spores, and the other, only after the spores are disintegrated.
  • (20) Glucose metabolic rates during control and reperfusion were unchanged for hearts from fasted rats, but decreased for hearts from fed rats during reperfusion.

Trehalose


Definition:

  • (n.) Mycose; -- so called because sometimes obtained from trehala.

Example Sentences:

  • (1) After absorption of labeled glucose, two pools of trehalose are found in dormant spores, one of which is extractable without breaking the spores, and the other, only after the spores are disintegrated.
  • (2) The results presented here substantiate the hypothesis that in S. cerevisiae trehalose supplies energy during dormancy of the spores and not during the germination process.
  • (3) In tuberculosis this effect has been indirectly attributed to the production of cord factor (alpha,alpha-trehalose 6,6'-dimycolate).
  • (4) Flight-induced activation of phosphorylase is prevented when the release of AKH from the corpus cardiacum is blocked by the presence of high trehalose levels in the hemolymph, and also when the production of AKH is made impossible by prior removal of the corpus cardiacum glandular lobe.
  • (5) We report that E. coli K-12 and W1485 (sup0) accumulated trehalose but that they required a higher osmotic strength in the growth medium than that required by their sup+ derivatives.
  • (6) Murine peritoneal macrophages activated for cytotoxicity by trehalose dimycolate in vivo and lipopolysaccharide in vitro released cytostatic factor(s) against EMT6 target cells, in 8-hr conditioned medium (CM).
  • (7) We showed previously that trehalose dimycolate (TDM) in oil administered intraperitoneally into susceptible mice produced interstitial and hemorrhagic pneumonitis by the seventh day after injection and that mature T cells are necessary for the production of these lesions.
  • (8) A sharp rise in trehalose level of haemolymph is observed towards the end of 4th instar accompanied with sudden fall of the sugar in fat body during the same period, but after moulting blood trehalose abruptly decreases.
  • (9) In these crude enzyme fractions, high concentrations of trehalose-P inhibited the ADP-Glc and GDP-Glc pyrophosphorylases but did not effect the UDP-Glc or TDP-Glc pyrophosphorylases.
  • (10) We conclude that although development of pulmonary lesions in trehalose dimycolate-treated mice is a T-cell-dependent process, macrophages are also essential and are more directly involved in production of the lung injury.
  • (11) The other major soluble carbohydrate of the sporophore, trehalose, decreased throughout the growth of the sporophore; a parallel decrease was observed in the mycelium.
  • (12) The trehalose molecular was found to be esterified by a complex mixture of corynomycolic acids (3-hydroxy 2-alkyl fatty acids) which were present as saturated, mono-unsaturated and di-unsaturated homologues (carbon numbers C32 to C24).
  • (13) The addition of 0.25 M trehalose or sucrose to LEH results in the maintenance of liposomal size following lyophilization.
  • (14) The penetrant solute glycerol did not induce trehalose synthesis indicating that the loss of cell turgor rather than increasing medium osmolality per se was the mechanism stimulating trehalose synthesis.
  • (15) Trehalose appears to reduce the direct interbilayer hydrogen bond coupling thereby modifying the thermal stability and the phase transition mechanism of the bilayers.
  • (16) alpha-Trehalose was found in the aqueous phase after saponification of the product.
  • (17) Most of them were identified as biotypes D and B, only a few as biotype A, and none as biotype C. Moreover, among the 24 S intermedius strains (96 per cent) biotypes 1 and 2 could be differentiated according to the type of growth on crystal violet agar and their ability to produce acetoin and acid from maltose, mannitol and trehalose.
  • (18) The primary response of bacteria to exposure to a high osmotic environment is the accumulation of certain solutes, K+, glutamate, trehalose, proline, and glycinebetaine, at concentrations that are proportional to the osmolarity of the medium.
  • (19) The adjuvant effects of dimethyl dioctadecyl ammonium bromide (DDA) alone or in combination with trehalose dimycolate (TDM) or muramyl dipeptide (MDP) on bovine humoral and cellular responses to a soluble protein extract of gamma irradiated Brucella abortus strain 19 (SPEBA) were investigated.
  • (20) These results suggest that trehalose synthesis would require G-6-P formation derived from maltose.

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