Free amino acids :
Determination of free amino acids in cheeses from the Czech market
... Keywords: amino acids; cheese; HPLC; pre-column derivatisation; 6-aminoquinolyl-N-hydroxy-succinimidyl carbamate (AQC); fluorescent detection Supported by the European Committee for Umami (Paris, ...as ...
8
Uptake of dissolved free amino acids by the scleractinian coral Stylophora pistillata
... dissolved free amino acids (DFAA) in seawater by spectrofluorimetry The contribution of planktonic bacteria to DFAA uptake was checked by measuring DFAA concentrations in 3 tanks filled with natural ...
6
Free Amino Acids as Regulators of Osmotic Pressure in Aquatic Insect Larvae
... Thus, whereas urea is used to regulate the osmotic pressure of the blood in some vertebrates (Gordon, Schmidt-Nielsen & Kelly, 1961), free amino acids are the changing organic compon[r] ...
8
Catalase, free amino acids, phenol, phosphatase, proline, rice, waterlogging.
... Key word .••: Catalase, free amino acids, phenol, phosphatase, proline, rice, waterlogging. INTRODUCTION In rice, excess water stress in the form of waterlogging or submergence markedly influence the ...
5
Relationship between abnormal spermatozoa and seminal plasma free amino acids in boars
... plasma free amino acids (FAAs) in order to compare these values with different total contents of morphologically abnormal sperma- tozoa (MAS) in the semen of 37 experimental adult ...gel free ...
6
Free amino acids in the nervous system of the amphioxus Branchiostoma lanceolatum. A comparative study
... The present study thus strongly suggests that there is a relationship between the evolution of the nervous systems and its composition in free amino acids. The cephalochordates are phylogenetically ...
6
Wine adulteration and its detection based on the rate and the concentration of free amino acids
... the free amino acid content for the identification of wines According to our own investigations, the 10–40% of the total nitrogen of wines comes from amino acids; at white wines the ...
13
ACCUMULATION OF FREE AMINO ACIDS AND DISTRIBUTION OF
... Varieties TKM 9 and CO 43 accumulated high levels of sodium and exhibited less reduction of vegetative growth and efficient mechanism of maintaining high levels of free pro[r] ...
6
Free Amino Acids in the Haemocytes and Plasma of the Larva of Calliphora Vicina
... In the present investigation we have examined the amino acid distribution between the plasma and haemocyte fractions at various stages prior to pupariation of the 3rd instar larvae of th[r] ...
10
Changes in Free Amino Acids in the Plasma during Hepatic Coma
... Glutamine and tyrosine increased in six of the seven patients in deep coma and cystine, glutamic acid and methionine increased in five of the seven.. Glycine and taurine increased in onl[r] ...
6
ENDOGENOUS RENAL TRANSPORT OF FREE AMINO ACIDS IN INFANCY AND CHILDHOOD
... The values of serum concentration, urinary excretion, renal clearance, net tubular reab- sorption, and percentage tubular reabsorp- tion of 17 amino acids are presented. The comparison o[r] ...
12
Apparent Free Amino Acids in Deproteinized Plasma of Normal and Uremic Persons
... Apparent free plasma amino acids were meas- ured with microbiological methods on a pooled plasma sample of nine normal fasting young men and on individual plasma samples of six patients [r] ...
7
ION EXCHANGE CHROMATOGRAPHY OF THE FREE AMINO ACIDS IN THE PLASMA OF THE NEWBORN INFANT
... between the amino acids obtained from the two sites on the same individual were simi- lar to the differences observed between the averages of tile 6 peripheral plasmas and the venous pla[r] ...
14
FREE AMINO ACIDS OF CORD PLASMA AS COMPARED WITH MATERNAL PLASMA DURING PREGNANCY
... THE FIIEE AMINO ACIDS OF CORD AND MATERNAL BLOOD. MEAN VALUES AND STANDARD I)Ev1AT10N OF 22. PAIRED SAMPLES ARE RECORDED..[r] ...
9
Endogenous nitrogen metabolism and plasma free amino acids in young adults given a protein-free diet
... intake, seven of the subjects in Expt I were given a diet supplying a level of protein intake calculated to cover their minimum N requirement according to the FAO/WHO (1965[r] ...
12
Amino Acids & Proteins
... of amino acid ...of amino acid. Catabolism of Amino Acid Nitrogen The maintenance of steady-state concentrations of circulating plasma amino acids between meals depends on the net ...
33
Amino Acids
... acid Amino acid: : an amino acid in which the amino group is on the carbon adjacent to the carboxyl group – although α-amino acids are commonly written in the unionized form, they are ...
7
Amino Acids as Acids, Bases and Buffers:
... pH’s, amino acids can have different charges! Very important for protein structure!! Remember that the pKa = pH when ½ of an available amount of an ionizable group is ...
13
Amino Acids and Proteins
... Each carboxyl oxygen is hydrogen bonded to the amino group of the amino acid four residues above Single turn =. 0.56 nm = 3.6 amino acids[r] ...
33
Proteins and Amino Acids
... of amino acids with more than two ionizable groups, the pKas for all the groups have to be taken into ...of amino acids : The existence of different ionic forms of amino acids ...