biosynthesis of galactosyl diglycerides in leaves of Vicia faba L

  • 228 Pages
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  • English
s.n.] , [Toronto
Biosynthesis., Galactose., Glycerides., Phosphoric
ContributionsToronto, Ont. University.
The Physical Object
Paginationxiii, 228 leaves :
ID Numbers
Open LibraryOL18646201M

Mature leaves were harvested from 3- to 4-week-old broad bean (Vicia faba L. Giant Windsor) plants grown in growth chambers at 21 C under artificial illumination of ft-c. Leaf discs (20 mm) were taken from fully expanded leaves and weighed before feeding.

For the longer period experiments (up. Biochimica et Biophysica Acte, () Eisevier Scientific Publishing Company, Amsterdam Printed in The Netherlands BBA BIOSYNTHESIS OF GALACTOSYL DIGLYCERIDES BY NON-GREEN FRACTIONS FROM CHLOROPLASTS H.C. VAN HUMMEL, TH.J.M.

HULSEBOS and J.F.G.M. WINTERMANS Laboratory of Botany, University, Nijmegen (The Cited by: Table I. Chlorophyll anid Galactosyl Diglyceride Conztenit ofMatulre Leaves The radioactivity recovered from the galactose, glycerol, and fatty acid moieties of the galactosyl diglycerides at time intervals in the light after 14CO2 feeding are shown.

Time Chl a +b hr j,mole/gfreshwt 0 2 6 12 24 48 72 Cited by: mum biosynthesis correlates well with the time of accumulation of galactosyl diglycerides as measured by Wells and Dittmer (3), and with the period of most active myelination, which in the rat or mouse occurs between about 10 to 20 days of life (4).

This. Illumination of euglenas grown in the dark induces the formation of chloroplasts characterized by the simultaneous appearance of chlorophyll and galactosyl diglycerides in a relatively fixed ratio.

The fatty acyl chains of the galactosyl diglycerides are constructed so that they can provide a stable lock-and-key fit with the phytol chains of chlorophyll in such a way as to localize the Cited by:   the biosynthesis and concentration of galactosyl diglyceride in glial and neuronal enriched fractions of actively myelinating rat brain D.

Deshmukh, T. Flynn and. The enzyme activity responsible for the biosynthesis of the galactosyl diglyceride resided almost exclusively (88% of total) in the microsomal fraction. These data indicate that a temporal relationship exists between the site of synthesis (microsomal) and site.

Königs B and Heinz E () Investigation of some enzymatic activities contributing to the biosynthesis of galactolipid precursors in Vicia faba.

Planta – Google Scholar Konishi T and Sasaki Y () Compartmentalization of two forms of acetyl-CoA carboxylase in plants and the origin of their tolerance toward herbicides. Citation: Loai Al Shamaony, Isolation and identification of galactosyl glucosyl diglyceride from saccharopolyspora hirsuta, Iraqi J.

Pharm. Sci. ; 8 (): Views: 0 Request full text. References of "Wathelet, Jean-Paul" in. Bolton, P., Harwood, J.L.: Fatty acid synthesis by slices from developing leaves. Planta– (). Google Scholar. LAHUTA LB. Biosynthesis of raffinose family oligosaccharides and galactosyl pinitols in developing and maturing seeds of winter vetch (Vicia villosa Roth.).

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Acta Societatis Botanicorum Poloniae 75(3): – LAHUTA LB, and GOSZCZYŃSKA J. Stachyose synthase (STS) (EC ) was purified to homogeneity from mature seeds of adzuki bean (Vigna angularis). Electrophoresis under denaturing conditions revealed a single polypeptide of 90 kD. Size-exclusion chromatography of the purified enzyme yielded two activity peaks with apparent molecular masses of and kD.

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By isoelectric focusing and chromatofocusing the protein was. search input Search input auto suggest. search filter. Science. Sep 8;() Galactosyl diglycerides: their possible function in Euglena chloroplasts.

Rosenberg A. Illumination of euglenas grown in the dark induces the formation of chloroplasts characterized by the simultaneous appearance of chlorophyll and galactosyl diglycerides in a relatively fixed ratio.

Avigad, P.M. Dey, in Plant Biochemistry, (a) Trisaccharides. Of the eight possible α-galactosides of sucrose as shown in Tableall but two have been found to occur in plants as primary r, only three members, raffinose (9), umbelliferose (12) and planteose (13), have been studied in gh the trisaccharide with α-galactosyl group at C-4 of glucose.

Differences in lipid and in fatty acid composition of taproots and lateral roots of faba bean plants (Vicia faba L.) grown in saline media March Plant Biosystems (1) The effects of two substituted pyridazinone herbicides, San and Sanon photosynthesis, dark respiration, and fatty acid metabolism were studied in mature leaf tissue of Vicia CONTROL OF GALACTOSYL DIGLYCERIDES IN WHEAT ENDOSPERM BY GROUP 5 CHROMOSOMES C.

HERNANDEZ-LUCAS, R. FERNANDEZ DE CALEYA, PILAR CARBONERO AND F. GARCIA-OLMEDO Departamento de Bioquimica, E. Ingenieros Agrdnomos, Madrid-3 Spain Manuscript received J ABSTRACT. Enhanced synthesis of galactosyl cyclitols, mainly mono- and di-galactosides of D-chiro-inositol (fagopyritols), clearly reduced production of verbascose.

We suggest that exogenously applied free cyclitols inhibit biosynthesis of tri- and di-galactosides and/or cause substrate competition in enzymes of Vicia species. Agid: Barley (Hordeum vulgare) grain development follows a series of defined morphological and physiological stages and depends on the supply of assimilates (mainly sucrose) from the mother plant.

Here, spatio-temporal patterns of sugar distributions were investigated by mass spectrometric imaging, targeted metabolite analyses, and transcript profiling of microdissected grain tissues. Two galactosyl transferases can apparently account for the full biosynthesis of the cell wall galactan of mycobacteria.

Evidence is presented based on enzymatic incubations with purified natural and synthetic galactofuranose (Galf) acceptors that the recombinant galactofuranosyl transferase, GlfT1, from Mycobacterium smegmatis, the Mycobacterium tuberculosis Rv ortholog known to be.

Two forms of α-galactosidase, I and II, exist in Vicia faba seeds and these have been purified and fold respectively. They behaved as homogeneous preparations when examined by ultracentrifugation, disc electrophoresis and gel filtration. The apparent molecular weights of enzymes I and II, as determined by gel filtration, were and respectively.

The carbohydrate. Compare Glucose and Galactose in the Chair Structures. The position of the -OH group on the carbon (#4) is the only distinction between glucose and e is defined as the -OH on C # 4 in a horizontal projection in the chair form, (down in the Haworth structure).Galactose is defined as the -OH on C # 4 in a upward projection in the chair form,(also upward in the Haworth structure).

+µmol/l red cells, +µg/ml packed cells, 50 +mg/ ml, 5 +µmol/g haemoglobin, In patients with classic galactosaemia, de-spite dietary adherence, galactosephosphate concentrations never decline to those found in healthy individuals (close to 0). Long term monitoring of classic galactosae-mia by frequent measurements of red cell.

Background Human primary myotubes are highly glycolytic when cultured in high glucose medium rendering it difficult to study mitochondrial dysfunction.

Galactose is known to enhance mitochondrial metabolism and could be an excellent model to study mitochondrial dysfunction in human primary myotubes.

The aim of the present study was to 1) characterize the effect of differentiating. Synonym: C6-NBD Galactosyl cerebroside, N-[6-[(7-Nitro,3-benzoxadiazolyl)amino]caproyl]-D-galactosyl-β′-sphingosine Empirical Formula (Hill Notation): C. • Plant cell wall biosynthesis and assembly et al. "pH, temperature and hydration kinetics of faba beans (Vicia faba L.)", Journal of Food Processing and Preservation, vol, no.1 et al.

"Galactosyl- and fucosyltransferases in etiolated pea epicotyls: Product identification and sub-cellular localisation", Journal of. Acyl lipids in Arabidopsis and all other plants have a myriad of diverse functions.

These include providing the core diffusion barrier of the membranes that separates cells and subcellular organelles. This function alone involves more than 10 membrane lipid classes, including the phospholipids, galactolipids, and sphingolipids, and within each class the variations in acyl chain composition.

Faba bean Vicia faba L. Also called broad, horse or tick bean. Harvested fresh for human consumption or used for (field bean) canning or freezing.

The seed is harvested dry for animal feed. Lentil Lens culinaris One of the most ancient of cultivated foods.

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An aldohexose that occurs naturally in the D-form in lactose, cerebrosides, gangliosides, and mucoproteins. Deficiency of galactosylphosphate Expand.Galactosemia is a rare genetic condition that prevents babies from processing galactose, an important sugar in breast milk.

Though the disease can cause many issues, it’s easily diagnosed and.Galactose, a member of a group of carbohydrates known as simple sugars (monosaccharides). It is usually found in nature combined with other sugars, as, for example, in lactose (milk sugar).

Galactose is also found in complex carbohydrates (see polysaccharide) and in carbohydrate-containing lipids.