Results 11 to 20 of about 1,015 (162)

Thermochemical Studies of Small Carbohydrates. [PDF]

open access: yesJ Org Chem
Despite their prevalence in biomass and importance in biochemistry, there is still much to be learned about simple carbohydrates. Gas-phase calculations are reported here on two trioses and three tetroses.
Morgan KM, Baraban JH.
europepmc   +2 more sources

Periodic DFT Study of the Opening of Fructose and Glucose Rings and the Further Conversion of Fructose to Trioses Catalyzed by M‑BEA (M = Sn, Ti, Zr, or Hf)

open access: yes, 2019
Periodic density functional theory calculations with long-range corrections were used to analyze the opening of fructose and glucose rings catalyzed by metal-substituted β zeolites (M-BEA).
Brian D. Montejo-Valencia (1391197)   +1 more
core   +2 more sources

Identification and Characterization of Pituitary Triose‐Phosphate Isomerase [PDF]

open access: yesEuropean Journal of Biochemistry, 1972
Several pituitary preparations from various species, including two purified follicle‐stimulating hormone preparations, inhibited the D‐glyceraldehyde‐3‐phosphate dehydrogenase reaction. The active factor in those preparations that caused the apparent inhibition has been identified as an enzyme, triose phosphate isomerase.
M M, Greenberg, T T, Yen, J L, Bobbitt
openaire   +2 more sources

Production of ethyl lactate by activated carbon-supported Sn and Zn oxide catalysts utilizing lignocellulosic side streams [PDF]

open access: yes, 2021
In this study, activated carbon-supported Sn and Zn oxide catalysts were prepared from hydrolysis lignin and used for the conversion of model solutions of trioses, hexoses, and lignocellulosic biomass hydrolysates to ethyl lactate.
Bergna, D. (Davide)   +11 more
core   +1 more source

Studies of triose phosphate isomerase by hydrogen exchange [PDF]

open access: yesBiochemical Journal, 1974
The3H–H exchange of chicken muscle and rabbit muscle triose phosphate isomerases was studied. Their behaviour was mostly very similar. ‘Exchange-in’ (acquisition of radioactivity when protein was incubated in3H2O) was measured at 37°C and at pH7.5, and the rates of exchange of the native and liganded enzymes were compared.
C A, Browne, S G, Waley
openaire   +2 more sources

Chemical synthesis of lactic acid from cellulose catalysed by lead(II) ions in water [PDF]

open access: yes, 2013
该工作是博士生王炎良(实验)和王斌举(理论)以及邓卫平博士紧密合作的成果。The direct transformation of cellulose, which is the main component of lignocellulosic biomass, into building-block chemicals is the key to establishing biomass-based sustainable chemical processes.
王斌举   +15 more
core   +1 more source

pH-dependence of the triose phosphate isomerase reaction [PDF]

open access: yesBiochemical Journal, 1972
The pH-dependences of the kinetic parameters kcat. and Km for the triose phosphate isomerase reaction were determined in each direction. Apparent pKa values of 6.0 and 9.0 are observed in the dependences of kcat./Km. The pH-dependences of kcat. are sigmoid, with apparent pKa values of about 6.0.
B, Plaut, J R, Knowles
openaire   +2 more sources

The glyoxalase system as an example of a cellular maintenance pathway with relevance to aging

open access: yes, 2011
Commentary on: Scheckhuber CQ et al. Modulation of the glyoxalase system in the aging model Podospora anserina: effects on growth and lifespan. Aging.
Kowald, Axel
core   +1 more source

Formaldehyde as an Acceptor Aldehyde for Transketolase, and the Biosynthesis of Triose [PDF]

open access: yesNature, 1958
THE enzyme transketolase is biologically widely distributed, and, in presence of thiamine pyrophosphate and magnesium ions, transfers the ketol group or ‘active glycolaldehyde’ (CH2OH.CO…H) from a variety of ketose phosphates (sedoheptulose 7-phosphate, D-fructose 6-phosphate, D-xylulose 5-phosphate), from certain free ketoses (L-erythrulose, D ...
F, DICKENS, D H, WILLIAMSON
openaire   +2 more sources

Xylose metabolism in the fungus Rhizopus oryzae : effect of growth and respiration on l (+)-lactic acid production

open access: yes, 2008
The fungus Rhizopus oryzae converts both glucose and xylose under aerobic conditions into chirally pure l(+)-lactic acid with by-products such as xylitol, glycerol, ethanol, carbon dioxide and fungal biomass.
Eggink, G.   +7 more
core   +1 more source

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