Results 31 to 40 of about 222,384 (349)

Strecker degradation products of aspartic and glutamic acids and their amides

open access: yesCzech Journal of Food Sciences, 2001
Aspartic and glutamic acids, asparagine and glutamine were oxidised with either potassium peroxodisulphate or glyoxal. Nonvolatile products were derivatised and analysed by GC/FID and GC/MS.
J. Rössner   +3 more
doaj   +1 more source

Metallkomplexe mit biologisch wichtigen Liganden, LXVIII [PDF]

open access: yes, 1993
The trischelate complexes of the dianion of aspartic acid and -methylaspartic acid (5-C5Me5) (R = H, Me) form adducts with alkali iodides MI (M = Li, Na, K).
Beck, Wolfgang   +2 more
core   +1 more source

FLOW INJECTION POTENTIOMETRIC ANALYSIS OF ASPARTIC ACID, GLUTAMIC ACID AND ASCORBIC ACID USING PLATINUM ELECTRODES

open access: yesJurnal Ilmu Dasar, 2012
The presence of  weak acids in solution can be detected using a potentiometric detector. Platinum was used as a working electrode and Ag/AgCl as a reference electrode.
Yeni Maulidah Muflihah   +3 more
doaj   +1 more source

The application of amino acid racemization in the acid soluble fraction of enamel to the estimation of the age of human teeth [PDF]

open access: yes, 2008
Estimation of age-at-death for skeletonised forensic remains is one of the most significant problems in forensic anthropology. The majority of existing morphological and histological techniques are highly inaccurate, and show a bias towards ...
Collins, M. J.   +3 more
core   +1 more source

The Role of DmCatD, a Cathepsin D-Like Peptidase, and Acid Phosphatase in the Process of Follicular Atresia in Dipetalogaster maxima (Hemiptera: Reduviidae), a Vector of Chagas' Disease [PDF]

open access: yes, 2015
In this work, we have investigated the involvement of DmCatD, a cathepsin D-like peptidase, and acid phosphatase in the process of follicular atresia of Dipetalogaster maxima, a hematophagous insect vector of Chagas' disease. For the studies, fat bodies,
Canavoso, Lilian Etelvina   +3 more
core   +9 more sources

Ostracode-based aminostratigraphy and aminochronology of a tufa system in central Spain [PDF]

open access: yes, 2005
In the Priego area, central Spain, extensive tufa deposits are located in three small tributaries located at the head of the 1000 kmlong Tagus River. The deposits are originated after karst-origin running waters emerged from the confines of the canyons ...
Andrews   +46 more
core   +2 more sources

The Role of d-Aspartic Acid and N-Methyl-d-Aspartic Acid in the Regulation of Prolactin Release* [PDF]

open access: yesEndocrinology, 2000
In this study, using an enzymatic HPLC method in combination with D-aspartate oxidase, we show that N-methyl-D-aspartate (NMDA) is present at nanomolar levels in rat nervous system and endocrine glands as a natural compound, and it is biosynthesized in vivo and in vitro.
D'ANIELLO G   +5 more
openaire   +5 more sources

Geochemical evolution of pleistocene bears dentine amino acids [PDF]

open access: yes, 2001
A linear correlation was established between aspartic acid racemization ratio from cave bear dentine collagen and absolute dating. The high correlation coefficient obtained allowed age calculation through amino acid racemization.
Canoira López, Laureano   +4 more
core   +2 more sources

Synthesis and characterisation of biologically compatible TiO2 nanoparticles [PDF]

open access: yes, 2011
Peer reviewedPublisher ...
Cheyne, Richard William   +3 more
core   +2 more sources

Marinomonas brasilensis sp. nov., isolated from the coral Mussismilia hispida, and reclassification of Marinomonas basaltis as a later heterotypic synonym of Marinomonas communis [PDF]

open access: yes, 2011
A Gram-negative, aerobic bacterium, designated strain R-40503(T), was isolated from mucus of the reef-builder coral Mussismilia hispida, located in the Sao Sebastiao Channel, Sao Paulo, Brazil.
Alves   +14 more
core   +2 more sources

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