نتایج جستجو برای: gaseous substrate

تعداد نتایج: 153497  

Journal: :Journal of The Japan Petroleum Institute 2022

Cytochrome P450BM3 (P450BM3) catalyses the monooxygenation of fatty acids. However, in case non-native substrates possessing different structures from acids, remains an inactive state and catalysis does not proceed. This review will introduce a unique approach, wherein native substrate mimics (decoy molecules) are employed to trick into mistakenly hydroxylating substrates. The decoy molecule sy...

2005
CHAO-HAN PAN JOSEPH H. GAST FRANCES L. ESTES

ELLIOTT, S. D. AND BARNES, ELLA MI. 1959 Changes in serological type and antibiotic resistance of Lancefield group D streptococci in chickens receiving dietary chlortetracycline. J. Gen. Microbiol., 20, 426-433. GALE, G. 0. AND HALL, R. H. 1959 The influence of submaximal antibiotic levels on the growth of chlortetracycline-resistant bacteria. In Antibiotics annual 19581959, pp. 1040-1046. Medi...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1961
S L MILLER

' Ennor, A. H., anied H. Rosenberg, Biochem. J., 51, 606 (1952). 2 Fawaz, G., and E. S. Hawa, Proc. Soc. Exptl. Biol. MA., 84, 277 (1953). 3Wollenberger, A., Am. J. Physiol., 150, 733 (1947). 4 Lee, Y. C. P., R. A. DeWall, and M. B. Visscher, Am. J. Physiol., 198, 855 (1960). 5 Lee, Y. C. P., H. G. Richman, R. A. DeWall, and M. B. Visscher, to be published. 6 Hurlbert, R. B., H. Schmitz, A. F. ...

2006
Charles W. Leffler Helena Parfenova Jonathan H. Jaggar Rui Wang

Leffler, Charles W., Helena Parfenova, Jonathan H. Jaggar, and Rui Wang. Carbon monoxide and hydrogen sulfide: gaseous messengers in cerebrovascular circulation. J Appl Physiol 100: 1065–1076, 2006; doi:10.1152/japplphysiol.00793.2005.— This review focuses on two gaseous cellular messenger molecules, CO and H2S, that are involved in cerebrovascular flow regulation. CO is a dilatory mediator in ...

Journal: :chemistry of solid materials 2015
t. akbari s.m. rozati

in  this paper  thin  films of  tin sulfide (sns) were deposited on  the glass substrates using spray pyrolysis method with the substrate temperatures in the range of 400–600℃, keeping the other deposition parameters constant. in  this work  the characteristic of sns  thin  films  investigated. the xrd pattern and optical transmittance of thin films also are discussed. with the change in concen...

Journal: :applied food biotechnology 0
ali izadi department of chemical engineering, babol university of technology, mazandaran, iran. sobhan mosayebi dorcheh department of mechanical engineering, babol university of technology, mazandaran, iran. hamid rashedi department of chemical engineering, university of tehran, tehran, iran.

substrates' concentration profile was studied in a porous matrix containing immobilized amyloglucosidase for glucose production. this analysis was performed by using an analytical method called least square method, and the results were compared with numerical solution. effects of effective diffusivity, michael's constant, maximum reaction rate and initial substrate concentration were studied on...

2015
V. Orava O. Souček P. Cendula

Abstract: We investigate a prototype concept of a back-up electricity device where we use liquid formic acid (FA) to produce a mixture of carbon dioxide (CO2) and hydrogen (H2) which is used in a PEM fuel cell, Fig. 1. In the fluidized bed reactor the liquid FA is decomposed to a gaseous mixture of CO2 and H2 in the presence of microscopic floating solid catalytic particles. We describe the sys...

Hamideh Hamzeali Javad Mokhtari Mohammad Gorban Dekamin, Mohammad Reza Naimi-Jamal, Shahrzad Javanshir

Effective methodologies for efficient preparation of semicarbazones from aldehydes or ketones via milling and the subsequent regeneration of the parent carbonyls by gaseous nitrogen dioxide are described under solid-solid and gas-solid reaction conditions, respectively. These methods are fast, simple and environmentally benign which do not require the use of any auxiliaries such as catalyst...

1997
D. Demierre

___________ _ We have tried to locate sources of gaseous microemboli during the ECC using a newly developed ultrasonic detector. The detector was calibrated with filters of known pore size and the recorder setting was kept constant at all times. We studied, at the oxygenator, the effect of low and high fill volume, refilling with or without air into the cardiotomy line, mechanical disturbance, ...

Journal: :Chemistry 2005
Alireza Shayesteh Shanshan Yu Peter F Bernath

Gaseous HgH2, CdH2, and ZnH2 molecules were synthesized by the direct gas-phase reaction of excited mercury, cadmium, and zinc atoms with molecular hydrogen. The molecules were identified by their high-resolution infrared emission spectra, and the metal-hydrogen bond lengths were determined from the rotational analysis of the antisymmetric stretching fundamental bands.

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