Excessive salt accumulation in soils is a major ecological and agronomical problem, in
particular in arid and semi-arid areas. Excessive soil salinity affects the establishment …

Nucleotide sugars are the universal sugar donors for the formation of polysaccharides,
glycoproteins, proteoglycans, glycolipids, and glycosylated secondary metabolites. At least …

Utilization of heterosis has greatly increased the productivity of many crops worldwide.
Although tremendous progress has been made in characterizing the genetic basis of …

Abstract GDP-Mannose 3′, 5′-epimerase (GME; EC 5.1. 3.18) catalyses the conversion of
GDP-d-mannose to GDP-l-galactose, an important step in the ascorbic acid (AsA) …

Abstract l-Ascorbate (the reduced form of vitamin C) participates in diverse biological
processes including pathogen defence mechanisms, and the modulation of plant growth …

L-ascorbic acid (vitamin C) is a major antioxidant in plants and plays a significant role in
mitigation of excessive cellular reactive oxygen species activities caused by number of …

The gene for one postulated enzyme that converts GDP-l-galactose to l-galactose-1-
phosphate is unknown in the l-galactose pathway of ascorbic acid biosynthesis and a …

In the past year, the last missing enzyme of the l-galactose pathway, the linear form of which
appears to represent the major biosynthetic route to l-ascorbate (vitamin C) in higher plants …

The l-galactose (Smirnoff-Wheeler) pathway represents the major route to l-ascorbic acid
(vitamin C) biosynthesis in higher plants. Arabidopsis thaliana VTC2 and its paralogue …

Ascorbic acid (AsA) biosynthesis in plants occurs through a complex, interconnected
network with mannose (Man), myoinositol, and galacturonic acid as principal entry points …