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Phenylalanine ammonia-lyase (PAL) and cinnamate 4-hydroxylase (C4H) and catechins (flavan-3-ols) accumulation in tea
Phenylalanine ammonia-lyase and cinnamate 4-hydroxylase are important enzymes in allocating significant amounts of carbon from phenylalanine into the biosynthesis of several important secondaryExpand
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Characterization of volatile components of Kangra orthodox black tea by gas chromatography-mass spectrometry
Abstract To characterize Kangra tea flavour, volatile components of Kangra orthodox black tea ( Camellia sinensis (L.) O. Kuntze) were isolated by two different methods viz. simultaneous distillationExpand
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A simple and convenient method for analysis of tea biochemicals by reverse phase HPLC
A simple HPLC gradient elution method is developed which efficiently separates various tea biochemicals viz. catechins, gallic acid and xanthine alkaloids. The separation is done using acetonitrileExpand
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Differential display mediated cloning of anthocyanidin reductase gene from tea (Camellia sinensis) and its relationship with the concentration of epicatechins.
Tea [Camellia sinensis (L.) O. Kuntze] leaves are a major source of epicatechin (EC) and its gallolyl derivatives epicatechin gallate, epigallocatechin and epigallocatechin gallate, collectivelyExpand
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Epigallocatechin gallate suppresses premature senescence of preadipocytes by inhibition of PI3K/Akt/mTOR pathway and induces senescent cell death by regulation of Bax/Bcl-2 pathway
The phytochemical epigallocatechin gallate (EGCG) has been reported to alleviate age-associated immune disorders and organ dysfunction. However, information regarding the mechanistic role of EGCG inExpand
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Fractionation and identification of minor and aroma-active constituents in Kangra orthodox black tea.
The aroma constituents of Kangra orthodox black tea were isolated by simultaneous distillation extraction (SDE), supercritical fluid extraction and beverage method. The aroma-active compounds wereExpand
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Intracellular delivery of antibodies by chimeric Sesbania mosaic virus (SeMV) virus like particles
The therapeutic potential of antibodies has not been fully exploited as they fail to cross cell membrane. In this article, we have tested the possibility of using plant virus based nanoparticles forExpand
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Application of microwave energy in the manufacture of enhanced-quality green tea.
Green tea manufacture was standardized with respect to the inactivation of polyphenol oxidase (PPO), rolling, and drying for quality manufacture. Inactivation of PPO by parching, steaming, microwaveExpand
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Seasonal Variations in Quality of Kangra Tea ( Camellia sinensis(L) O Kuntze) in Himachal Pradesh
Periodic seasonal variations in infusion quality of orthodox Kangra tea over various growth flushes are reported. Theaflavins, thearubigins and caffeine recorded maximum content during early flushExpand
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Nutrient intake, digestibility and performance of Gaddi kids supplemented with tea seed or tea seed saponin extract
Objective An experiment was conducted to determine the nutrient intake, digestibility, microbial protein synthesis, haemato-biochemical attributes, immune response and growth performance of GaddiExpand
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