camellia sinensis

Summary

Summary: Camellia sinensis L. (formerly Thea sinensis) is an evergreen Asiatic shrub of the THEACEAE family. The infusion of leaves of this plant is used as Oriental TEA which contains CAFFEINE; THEOPHYLLINE; and epigallocatechin gallate.

Top Publications

  1. Dong F, Yang Z, Baldermann S, Sato Y, Asai T, Watanabe N. Herbivore-induced volatiles from tea (Camellia sinensis) plants and their involvement in intraplant communication and changes in endogenous nonvolatile metabolites. J Agric Food Chem. 2011;59:13131-5 pubmed publisher
    ..defense response to attacks by herbivores such as the smaller tea tortrix ( Adoxophyes honmai Yasuda), tea ( Camellia sinensis ) leaves emit numerous volatiles such as (Z)-3-hexen-1-ol, linalool, ?-farnesene, benzyl nitrile, indole, ..
  2. Wang Y, Li Q, Wang Q, Li Y, Ling J, Liu L, et al. Simultaneous determination of seven bioactive components in Oolong tea Camellia sinensis: quality control by chemical composition and HPLC fingerprints. J Agric Food Chem. 2012;60:256-60 pubmed publisher
    ..liquid chromatography (HPLC) was developed for the quality control of oolong tea (the dry leaves of Camellia sinensis ): the quality control included the HPLC fingerprint and the quantitative determination of seven bioactive ..
  3. Nam S, Jang H, Shibamoto T. Antioxidant activities of extracts from teas prepared from medicinal plants, Morus alba L., Camellia sinensis L., and Cudrania tricuspidata , and their volatile components. J Agric Food Chem. 2012;60:9097-105 pubmed publisher
    The antioxidant activity of essences of teas prepared from mulberry ( Morus alba L.), Camellia sinensis L., and Cudrania tricuspidata (Carr.) Burea plant was examined using two antioxidant assays...
  4. Paul A, Kumar S. Dehydrin2 is a stress-inducible, whereas Dehydrin1 is constitutively expressed but up-regulated gene under varied cues in tea [Camellia sinensis (L.) O. Kuntze]. Mol Biol Rep. 2013;40:3859-63 pubmed publisher
  5. Wang Y, Li X, Zhu Ge Q, Jiang X, Wang W, Fang W, et al. Nitric oxide participates in cold-inhibited Camellia sinensis pollen germination and tube growth partly via cGMP in vitro. PLoS ONE. 2012;7:e52436 pubmed publisher
    ..Here, effects of NO on cold stress inhibited pollen germination and tube growth in Camellia sinensis were investigated in vitro...
  6. Park J, Kim Y, Kim S. Green tea extract (Camellia sinensis) fermented by Lactobacillus fermentum attenuates alcohol-induced liver damage. Biosci Biotechnol Biochem. 2012;76:2294-300 pubmed
    Here, the impact of an extract derived from green tea (Camellia sinensis) and fermentation with Lactobacilli fermentum strain OCS19 was explored with acute alcohol-induced liver damage...
  7. Loo Y, Chieng B, Nishibuchi M, Radu S. Synthesis of silver nanoparticles by using tea leaf extract from Camellia sinensis. Int J Nanomedicine. 2012;7:4263-7 pubmed publisher
    ..In this study, the synthesis of silver nanoparticles using the leaves extract of Chinese tea from Camellia sinensis is reported...
  8. Acharya K, Pal A, Gulati A, Kumar S, Singh A, Ahuja P. Overexpression of Camellia sinensis thaumatin-like protein, CsTLP in potato confers enhanced resistance to Macrophomina phaseolina and Phytophthora infestans infection. Mol Biotechnol. 2013;54:609-22 pubmed publisher
    ..In the present study, we have raised transgenic potato plants overexpressing TLP gene of Camellia sinensis (CsTLP)...
  9. Liu Y, Gao L, Liu L, Yang Q, Lu Z, Nie Z, et al. Purification and characterization of a novel galloyltransferase involved in catechin galloylation in the tea plant (Camellia sinensis). J Biol Chem. 2012;287:44406-17 pubmed publisher
    ..ECGT had an optimum temperature of 30 °C and maximal reaction rates between pH 4.0 and 6.0. The enzyme reaction was inhibited dramatically by phenylmethylsulfonyl fluoride, HgCl(2), and sodium deoxycholate...

More Information

Publications81

  1. Tsai C, Hsu Y, Ting H, Huang C, Yen C. The in vivo antioxidant and antifibrotic properties of green tea (Camellia sinensis, Theaceae). Food Chem. 2013;136:1337-44 pubmed publisher
    The in vivo antioxidant and antifibrotic properties of green tea (Camellia sinensis, Theaceae) were investigated with a study of carbon tetrachloride (CCl(4))-induced oxidative stress and hepatic fibrosis in male ICR mice...
  2. Muoki R, Paul A, Kumar S. A shared response of thaumatin like protein, chitinase, and late embryogenesis abundant protein3 to environmental stresses in tea [Camellia sinensis (L.) O. Kuntze]. Funct Integr Genomics. 2012;12:565-71 pubmed publisher
    Drought poses a significant threat to tree plants including tea [Camellia sinensis (L.) O. Kuntze] that yields a popular beverage "tea...
  3. Awoniyi D, Aboua Y, Marnewick J, Brooks N. The effects of rooibos (Aspalathus linearis), green tea (Camellia sinensis) and commercial rooibos and green tea supplements on epididymal sperm in oxidative stress-induced rats. Phytother Res. 2012;26:1231-9 pubmed publisher
    ..In conclusion, both rooibos extracts could offer a measure of protection against induced oxidative damage by increasing the antioxidant defence mechanisms and thereby improving the sperm quality and function...
  4. Dong F, Yang Z, Baldermann S, Kajitani Y, Ota S, Kasuga H, et al. Characterization of L-phenylalanine metabolism to acetophenone and 1-phenylethanol in the flowers of Camellia sinensis using stable isotope labeling. J Plant Physiol. 2012;169:217-25 pubmed publisher
    Acetophenone (AP) and 1-phenylethanol (1PE) are the two major endogenous volatile compounds in flowers of Camellia sinensis var. Yabukita. Until now no information has been available on the biosynthesis of AP and 1PE in plants...
  5. Jiang X, Liu Y, Li W, Zhao L, Meng F, Wang Y, et al. Tissue-specific, development-dependent phenolic compounds accumulation profile and gene expression pattern in tea plant [Camellia sinensis]. PLoS ONE. 2013;8:e62315 pubmed publisher
    Phenolic compounds in tea plant [Camellia sinensis (L.)] play a crucial role in dominating tea flavor and possess a number of key pharmacological benefits on human health...
  6. Zhang X, Liu Y, Gao K, Zhao L, Liu L, Wang Y, et al. Characterisation of anthocyanidin reductase from Shuchazao green tea. J Sci Food Agric. 2012;92:1533-9 pubmed publisher
    ..Anthocyanidin reductase (ANR) is an important enzyme involved in the biosynthesis of flavan-3-ols in the tea plant. The purpose of this study was to establish a suitable method for the determination of ANR activity...
  7. Sun S, Pan S, Miao A, Ling C, Pang S, Tang J, et al. Active extracts of black tea (Camellia Sinensis) induce apoptosis of PC-3 prostate cancer cells via mitochondrial dysfunction. Oncol Rep. 2013;30:763-72 pubmed publisher
    ..Taken together, these findings suggest that black tea could act as an effective anti-proliferative agent in PC-3 cells, and TFs, YBT and ABT induced apoptosis of PC-3 cells through mitochondrial dysfunction...
  8. Scoparo C, de Souza L, Dartora N, Sassaki G, Gorin P, Iacomini M. Analysis of Camellia sinensis green and black teas via ultra high performance liquid chromatography assisted by liquid-liquid partition and two-dimensional liquid chromatography (size exclusion × reversed phase). J Chromatogr A. 2012;1222:29-37 pubmed publisher
    Green and black teas (Camellia sinensis) contain compounds ranging from simple phenolics to complex glycosides, many of which have well-recognized health benefits...
  9. Wang X, Zhao Q, Ma C, Zhang Z, Cao H, Kong Y, et al. Global transcriptome profiles of Camellia sinensis during cold acclimation. BMC Genomics. 2013;14:415 pubmed publisher
    Tea is the most popular non-alcoholic health beverage in the world. The tea plant (Camellia sinensis (L.) O. Kuntze) needs to undergo a cold acclimation process to enhance its freezing tolerance in winter...
  10. Yang Z, Kobayashi E, Katsuno T, Asanuma T, Fujimori T, Ishikawa T, et al. Characterisation of volatile and non-volatile metabolites in etiolated leaves of tea (Camellia sinensis) plants in the dark. Food Chem. 2012;135:2268-76 pubmed publisher
    Aroma is an essential factor affecting the quality of tea (Camellia sinensis) products...
  11. Fung S, Ho C, Choi S, Chung W, Benzie I. Comparison of catechin profiles in human plasma and urine after single dosing and regular intake of green tea (Camellia sinensis). Br J Nutr. 2013;109:2199-207 pubmed publisher
    Green tea (Camellia sinensis) catechin profiles in plasma and urine following single dosing and regular ingestion of green tea are not clear...
  12. Wei K, Wang L, Cheng H, Zhang C, Ma C, Zhang L, et al. Identification of genes involved in indole-3-butyric acid-induced adventitious root formation in nodal cuttings of Camellia sinensis (L.) by suppression subtractive hybridization. Gene. 2013;514:91-8 pubmed publisher
    ..adventitious root formation, we identified transcripts differentially expressed in single nodal cuttings of Camellia sinensis treated with or without indole-3-butyric acid (IBA) by suppressive subtractive hybridization (SSH)...
  13. Deng W, Zhang M, Wu J, Jiang Z, Tang L, Li Y, et al. Molecular cloning, functional analysis of three cinnamyl alcohol dehydrogenase (CAD) genes in the leaves of tea plant, Camellia sinensis. J Plant Physiol. 2013;170:272-82 pubmed publisher
    ..195) is considered to be a key enzyme in lignin biosynthesis, but little was known about CADs in tea plants (Camellia sinensis)...
  14. Pal S, Saha C, Dey S. Studies on black tea (Camellia sinensis) extract as a potential antioxidant and a probable radioprotector. Radiat Environ Biophys. 2013;52:269-78 pubmed publisher
    Positive health effects of tea (Camellia sinensis) on a wide range of physiological problems and diseases are well known and are in part due to its copious antioxidant content...
  15. Danesi F, Saha S, Kroon P, Glibetic M, Konic Ristic A, D Antuono L, et al. Bioactive-rich Sideritis scardica tea (mountain tea) is as potent as Camellia sinensis tea at inducing cellular antioxidant defences and preventing oxidative stress. J Sci Food Agric. 2013;93:3558-64 pubmed publisher
    In several countries, tea (hot-water infusions of dried Camellia sinensis (CS) leaves) is a major source of antioxidant flavonoids, and its consumption has been associated with several favourable outcomes...
  16. Rani A, Singh K, Ahuja P, Kumar S. Molecular regulation of catechins biosynthesis in tea [Camellia sinensis (L.) O. Kuntze]. Gene. 2012;495:205-10 pubmed publisher
    ..A holistic analysis suggested that CsCHI, CsF3H, CsDFR, CsANS and CsANR were amongst the critical regulatory genes in regulating catechins content...
  17. Muoki R, Paul A, Kumari A, Singh K, Kumar S. An improved protocol for the isolation of RNA from roots of tea (Camellia sinensis (L.) O. Kuntze). Mol Biotechnol. 2012;52:82-8 pubmed publisher
    ..The developed protocol worked well with other plant tissue with high polyphenols and polysaccharides contents...
  18. Singh K, Kumar S, Rani A, Gulati A, Ahuja P. Phenylalanine ammonia-lyase (PAL) and cinnamate 4-hydroxylase (C4H) and catechins (flavan-3-ols) accumulation in tea. Funct Integr Genomics. 2009;9:125-34 pubmed publisher
    ..A positive correlation between catechin contents and gene expression suggested a critical role of the enzymes in catechins biosynthesis and a crosstalk between phenylpropanoid and flavonoid pathways. ..
  19. Lin J, Lin Shiau S. Mechanisms of hypolipidemic and anti-obesity effects of tea and tea polyphenols. Mol Nutr Food Res. 2006;50:211-7 pubmed
    ..The experimental data indicated that the molecular mechanisms of fatty acid synthase gene suppression by tea polyphenols (EGCG, theaflavins) may invite down-regulation of EGFR/PI3K/Akt/Sp-1 signal transduction pathways. ..
  20. Savitri Kumar N, Maduwantha B Wijekoon W, Kumar V, Nimal Punyasiri P, Sarath B Abeysinghe I. Separation of proanthocyanidins isolated from tea leaves using high-speed counter-current chromatography. J Chromatogr A. 2009;1216:4295-302 pubmed publisher
    The proanthocyanidin extract from tea (Camellia sinensis) leaves was purified for the further study of the biological role of proanthocyanidins in blister blight leaf disease of tea, which is caused by the fungus Exobasidium vexans...
  21. Unno K, Takabayashi F, Yoshida H, Choba D, Fukutomi R, Kikunaga N, et al. Daily consumption of green tea catechin delays memory regression in aged mice. Biogerontology. 2007;8:89-95 pubmed
    ..GT-catechin did not prolong the lifetime of SAMP10 mice, but it did delay brain senescence. These findings suggest that continued intake of GT-catechin might promote healthy ageing of the brain in older persons. ..
  22. Gloro R, Hourmand Ollivier I, Mosquet B, Mosquet L, Rousselot P, Salame E, et al. Fulminant hepatitis during self-medication with hydroalcoholic extract of green tea. Eur J Gastroenterol Hepatol. 2005;17:1135-7 pubmed
    ..Exolise is an 80% ethanolic dry extract of green tea (Camellia sinensis) standardized at 25% catechins expressed as epigallocatechin gallate, containing 5-10% caffeine...
  23. Issa A, Volate S, Muga S, Nitcheva D, Smith T, Wargovich M. Green tea selectively targets initial stages of intestinal carcinogenesis in the AOM-ApcMin mouse model. Carcinogenesis. 2007;28:1978-84 pubmed
    ..Beverage levels of green tea do not inhibit the progress of any large adenomas or adenocarcinomas existing prior to the tea administration. ..
  24. Wang Y, Jiang C, Li Y, Wei C, Deng W. CsICE1 and CsCBF1: two transcription factors involved in cold responses in Camellia sinensis. Plant Cell Rep. 2012;31:27-34 pubmed publisher
    ..In the present study, we isolated the full-length cDNAs of ICE1 and CBF from Camellia sinensis, designated as CsICE1 and CsCBF1, respectively...
  25. Liu Y, Gao L, Xia T, Zhao L. Investigation of the site-specific accumulation of catechins in the tea plant (Camellia sinensis (L.) O. Kuntze) via vanillin-HCl staining. J Agric Food Chem. 2009;57:10371-6 pubmed publisher
    ..vanillin-HCl is a potential tool to identify the site-specific accumulation of catechins in the tea plant (Camellia sinensis (L.) O. Kuntze)...
  26. Thavanesan N. The putative effects of green tea on body fat: an evaluation of the evidence and a review of the potential mechanisms. Br J Nutr. 2011;106:1297-309 pubmed publisher
    ..An evaluation of the available evidence supports a role of green tea in weight loss; however the extent of the effects obtained is still subject to debate, and requires more objective quantification in future research. ..
  27. Upadhyaya H, Panda S, Dutta B. CaCl2 improves post-drought recovery potential in Camellia sinensis (L) O. Kuntze. Plant Cell Rep. 2011;30:495-503 pubmed publisher
    ..such as SOD, CAT, POX and GR in response to increased foliar CaCl(2) concentration are indications for the recovery of stress-induced oxidative damage and thus improving post-stress recovery potential of Camellia sinensis genotypes.
  28. Prabu G, Mandal A. Computational identification of miRNAs and their target genes from expressed sequence tags of tea (Camellia sinensis). Genomics Proteomics Bioinformatics. 2010;8:113-21 pubmed publisher
    ..In the present study, we blasted the database of tea (Camellia sinensis) ESTs to search for potential miRNAs, using previously known plant miRNAs...
  29. Moderno P, Carvalho M, Silva B. Recent patents on Camellia sinensis: source of health promoting compounds. Recent Pat Food Nutr Agric. 2009;1:182-92 pubmed
    ..The recent patents on the tea manufacture, extracts preparation and health-promoting properties are reviewed in this manuscript, especially in what concerns the chemopreventive and chemotherapeutic activities of tea polyphenols. ..
  30. Tu Y, Xia H, Watanabe N. The changes of catechins during the fermentation of green tea. Prikl Biokhim Mikrobiol. 2005;41:652-5 pubmed
    ..6 and 3.6. However, most catechins were released and recovered by adjusting the pH value to 5.6, which suggested that catechins in extremely acidic buffer solutions might reversibly combine each other or with other compounds. ..
  31. Eungwanichayapant P, Popluechai S. Accumulation of catechins in tea in relation to accumulation of mRNA from genes involved in catechin biosynthesis. Plant Physiol Biochem. 2009;47:94-7 pubmed publisher
    Catechins are a group of polyphenols found in tea (Camellia sinensis var. sinensis) at high levels. They are beneficial for health. From the study on accumulation of catechins in shoots and mature leaves of a tea cultivar, Oolong No...
  32. Hashimoto T, Goto M, Sakakibara H, Oi N, Okamoto M, Kanazawa K. Yellow tea is more potent than other types of tea in suppressing liver toxicity induced by carbon tetrachloride in rats. Phytother Res. 2007;21:668-70 pubmed
    ..The yellow tea significantly ameliorated the increase in the activity of the alanine- and aspartate-aminotransferases in plasma. Thus, the drinking of yellow tea may contribute to protection against liver injury. ..
  33. Kumar N, Rajapaksha M. Separation of catechin constituents from five tea cultivars using high-speed counter-current chromatography. J Chromatogr A. 2005;1083:223-8 pubmed
    Catechins were extracted from five different tea (Camellia sinensis L.) cultivars. High-speed counter-current chromatography was found to be an efficient method for the separation of seven catechins from the catechin extracts...
  34. Chakraborty U, Chakraborty B, Basnet M. Plant growth promotion and induction of resistance in Camellia sinensis by Bacillus megaterium. J Basic Microbiol. 2006;46:186-95 pubmed
    ..The plant growth promotion and reduction of disease intensity have been shown to be due to a combination of several mechanisms...
  35. Ashihara H, Deng W, Mullen W, Crozier A. Distribution and biosynthesis of flavan-3-ols in Camellia sinensis seedlings and expression of genes encoding biosynthetic enzymes. Phytochemistry. 2010;71:559-66 pubmed publisher
    ..compounds in young and developing leaves, stems, main and lateral roots and cotyledons of 8-week-old tea (Camellia sinensis) seedlings was investigated using HPLC-MS(2)...
  36. Rowe C, Nantz M, Bukowski J, Percival S. Specific formulation of Camellia sinensis prevents cold and flu symptoms and enhances gamma,delta T cell function: a randomized, double-blind, placebo-controlled study. J Am Coll Nutr. 2007;26:445-52 pubmed
    Determine if a specific formulation of Camellia sinensis (CSF) can prevent illness and symptoms due to cold and flu, and enhance gammadelta T cell function
  37. Lee J, Shim J, Lee J, Kim J, Yang I, Chung M, et al. Inhibition of pathogenic bacterial adhesion by acidic polysaccharide from green tea (Camellia sinensis). J Agric Food Chem. 2006;54:8717-23 pubmed
    An acidic polysaccharide CS-F2 from Camellia sinensis was examined to characterize its anti-adhesive effects against pathogenic bacteria, most notably Helicobacter pylori, Propionibacterium acnes, and Staphylococcus aureus...
  38. Monobe M, Ema K, Tokuda Y, Maeda Yamamoto M. Enhancement of the phagocytic activity of macrophage-like cells with a crude polysaccharide derived from green tea (Camellia sinensis) extract. Biosci Biotechnol Biochem. 2010;74:1306-8 pubmed
    ..Furthermore, the crude tea polysaccharide increased phagocytosis through toll-like receptor 7...
  39. Moore R, Jackson K, Minihane A. Green tea (Camellia sinensis) catechins and vascular function. Br J Nutr. 2009;102:1790-802 pubmed publisher
    The health benefits of green tea (Camellia sinensis) catechins are becoming increasingly recognised...
  40. Gulati A, Rajkumar S, Karthigeyan S, Sud R, Vijayan D, Thomas J, et al. Catechin and catechin fractions as biochemical markers to study the diversity of Indian tea (Camellia sinensis (L.) O. Kuntze) germplasm. Chem Biodivers. 2009;6:1042-52 pubmed publisher
    ..This biochemical characterization will be a useful tool in the development of quality-tea clones with different proportion of total catechin and their fractions...
  41. Singh D, Ahuja P. 5S rDNA gene diversity in tea (Camellia sinensis (L.) O. Kuntze) and its use for variety identification. Genome. 2006;49:91-6 pubmed
    ..We found variable repeats of 5S rDNA gene in the genome of tea (Camellia sinensis (L.) O. Kuntze) during Southern hybridization...
  42. Fenercioglu A, Saler T, Genc E, Sabuncu H, Altuntas Y. The effects of polyphenol-containing antioxidants on oxidative stress and lipid peroxidation in Type 2 diabetes mellitus without complications. J Endocrinol Invest. 2010;33:118-24 pubmed publisher
    ..The aim of this study was to determine the antagonizing effects of a polyphenol-rich antioxidant supplement containing pomegranate extract, green tea extract, and ascorbic acid, on oxidative stress in Type 2 diabetic patients...
  43. Mohanpuria P, Rana N, Yadav S. Cadmium induced oxidative stress influence on glutathione metabolic genes of Camellia sinensis (L.) O. Kuntze. Environ Toxicol. 2007;22:368-74 pubmed
    ..of Cd exposure on the transcript levels of glutathione metabolic genes in bud tissues, the youngest leaf, of Camellia sinensis L. In addition, some physiochemical parameters were also studied...
  44. Sharma H, Kumar R, Sharma V, Kumar V, Bhardwaj P, Ahuja P, et al. Identification and cross-species transferability of 112 novel unigene-derived microsatellite markers in tea (Camellia sinensis). Am J Bot. 2011;98:e133-8 pubmed publisher
    Tea Unigene-derived MicroSatellite (TUGMS) markers were identified from the publicly available EST data in Camellia sinensis for characterization and future genome mapping studies in tea.
  45. Sharma R, Bhardwaj P, Negi R, Mohapatra T, Ahuja P. Identification, characterization and utilization of unigene derived microsatellite markers in tea (Camellia sinensis L.). BMC Plant Biol. 2009;9:53 pubmed publisher
    ..crop species, the availability of molecular tools such as microsatellite markers has been limited in tea (Camellia sinensis L.)...
  46. Jimenez Saenz M, Martinez Sanchez M. Acute hepatitis associated with the use of green tea infusions. J Hepatol. 2006;44:616-7 pubmed
  47. Costa R, Magalhães A, Pereira J, Andrade P, Valentão P, Carvalho M, et al. Evaluation of free radical-scavenging and antihemolytic activities of quince (Cydonia oblonga) leaf: a comparative study with green tea (Camellia sinensis). Food Chem Toxicol. 2009;47:860-5 pubmed
    ..and to investigate the antioxidant potential of quince (Cydonia oblonga) leaf, comparing it with green tea (Camellia sinensis)...
  48. Kim T, Lee Y, Park S, Choi I, Ban J, Park H, et al. l-Theanine, an amino acid in green tea, attenuates beta-amyloid-induced cognitive dysfunction and neurotoxicity: reduction in oxidative damage and inactivation of ERK/p38 kinase and NF-kappaB pathways. Free Radic Biol Med. 2009;47:1601-10 pubmed publisher
    ..In this study, we investigated the inhibitory effect of l-theanine, a component of green tea (Camellia sinensis), on Abeta(1-42)-induced neuronal cell death and memory impairment...
  49. Thielecke F, Boschmann M. The potential role of green tea catechins in the prevention of the metabolic syndrome - a review. Phytochemistry. 2009;70:11-24 pubmed publisher
    ..The current body of evidence in humans warrants further attention. In particular, well-controlled long-term human studies would help to fully understand the protective effects of green tea catechins on parameters related to the MetS...
  50. Sharma V, Rao L. A thought on the biological activities of black tea. Crit Rev Food Sci Nutr. 2009;49:379-404 pubmed publisher
    ..These reports indicate that there is a wide scope of further research for the efficient use of black tea active conserves/isolates to reap health benefits...
  51. Wu Y, Pan L, Yu S, Li H. Cloning, microbial expression and structure-activity relationship of polyphenol oxidases from Camellia sinensis. J Biotechnol. 2010;145:66-72 pubmed publisher
    ..8kb without introns, was cloned by PCR from genomic DNA of five common cultivars of Camellia sinensis. They had a 98.2-99.9% degree of identity in nucleotides and 94.7-96...
  52. Javaid A, Bonkovsky H. Hepatotoxicity due to extracts of Chinese green tea (Camellia sinensis): a growing concern. J Hepatol. 2006;45:334-5; author reply 335-6 pubmed
  53. van der Merwe J, Joubert E, Richards E, Manley M, Snijman P, Marnewick J, et al. A comparative study on the antimutagenic properties of aqueous extracts of Aspalathus linearis (rooibos), different Cyclopia spp. (honeybush) and Camellia sinensis teas. Mutat Res. 2006;611:42-53 pubmed
    ..honeybush) was compared with that of Camellia sinensis (black, oolong and green) teas in the Salmonella mutagenicity assay using aflatoxin B(1) (AFB(1)) and 2-..
  54. Jin J, Cui H, Gong X, Chen W, Xin Y. [Studies on tea plants (Camellia sinensis) germplasms using EST-SSR marker]. Yi Chuan. 2007;29:103-8 pubmed
    ..55, all the tea varieties tested could be classified into 3 groups and most of them were in first group. The results of this study proved that the EST-SSR marker is very effective in evaluation of tea germplasms...
  55. Ku K, Choi J, Kim J, Kim J, Yoo L, Lee S, et al. Metabolomics analysis reveals the compositional differences of shade grown tea (Camellia sinensis L.). J Agric Food Chem. 2010;58:418-26 pubmed publisher
    ..It highlights the metabolomic approaches to find out the effect of cultivation methods on chemical composition in plants and the relationship with antioxidant activity...
  56. Pastore R, Fratellone P. Potential health benefits of green tea (Camellia sinensis): a narrative review. Explore (NY). 2006;2:531-9 pubmed
  57. Hazarika L, Bhuyan M, Hazarika B. Insect pests of tea and their management. Annu Rev Entomol. 2009;54:267-84 pubmed publisher
    Globally, 1031 species of arthropods are associated with the intensively managed tea Camellia sinensis (L.) O. Kuntze monoculture...
  58. Wulandari R, Amano M, Yanagita T, Tanaka T, Kouno I, Kawamura D, et al. New phenolic compounds from Camellia sinensis L. leaves fermented with Aspergillus sp. J Nat Med. 2011;65:594-7 pubmed publisher
    Two new phenolic compounds, teadenol A (1) and teadenol B (2), were isolated from tea (Camellia sinensis L.) leaves fermented with Aspergillus sp. (PK-1, FARM AP-21280)...
  59. Ojo O, Ladeji O, Nadro M. Studies of the antioxidative effects of green and black tea (Camellia sinensis) extracts in rats. J Med Food. 2007;10:345-9 pubmed
    ..14 +/- 0.04 in control rats to 0.47 +/- 0.02 and 0.51 +/- 0.01 by black and green tea extracts, respectively. These results suggest that tea extracts have antioxidant properties and that green tea extract is more potent...
  60. Ribaldo P, Souza D, Biswas S, Block K, Lopes de Faria J, Lopes de Faria J. Green tea (Camellia sinensis) attenuates nephropathy by downregulating Nox4 NADPH oxidase in diabetic spontaneously hypertensive rats. J Nutr. 2009;139:96-100 pubmed publisher
    ..These findings suggest that the consumption of GT may ameliorate nephropathy in diabetic hypertensive patients...
  61. Shen C, Chyu M, Pence B, Yeh J, Zhang Y, Felton C, et al. Green tea polyphenols supplementation and Tai Chi exercise for postmenopausal osteopenic women: safety and quality of life report. BMC Complement Altern Med. 2010;10:76 pubmed publisher
    ..This study was to evaluate the safety of 24 weeks of GTP supplementation combined with TC exercise in postmenopausal osteopenic women, along with effects on quality of life in this population...
  62. Tolrà R, Vogel Mikus K, Hajiboland R, Kump P, Pongrac P, Kaulich B, et al. Localization of aluminium in tea (Camellia sinensis) leaves using low energy X-ray fluorescence spectro-microscopy. J Plant Res. 2011;124:165-72 pubmed publisher
    ..of Al and other low Z-elements, namely C, O, Mg, Si and P, in fully developed leaves of the tea plant [Camellia sinensis (L.) O. Kuntze]...
  63. Celik I, Tuluce Y. Elevation protective role of Camellia sinensis and Urtica dioica infusion against trichloroacetic acid-exposed in rats. Phytother Res. 2007;21:1039-44 pubmed
    ..study was designed to investigate the protective effects of two traditionally used Turkish medicinal plants, Camellia sinensis (CS) and Urtica dioica L...
  64. Ruan J, Gerendás J, Härdter R, Sattelmacher B. Effect of nitrogen form and root-zone pH on growth and nitrogen uptake of tea (Camellia sinensis) plants. Ann Bot. 2007;99:301-10 pubmed
    Tea (Camellia sinensis) is considered to be acid tolerant and prefers ammonium nutrition, but the interaction between root zone acidity and N form is not properly understood...
  65. Romeo L, Intrieri M, D Agata V, Mangano N, Oriani G, Ontario M, et al. The major green tea polyphenol, (-)-epigallocatechin-3-gallate, induces heme oxygenase in rat neurons and acts as an effective neuroprotective agent against oxidative stress. J Am Coll Nutr. 2009;28 Suppl:492S-499S pubmed
    ..Recently, green tea catechins have received much attention, as they can facilitate a number of antioxidative mechanisms and improve glycemic control...
  66. Shi C, Yang H, Wei C, Yu O, Zhang Z, Jiang C, et al. Deep sequencing of the Camellia sinensis transcriptome revealed candidate genes for major metabolic pathways of tea-specific compounds. BMC Genomics. 2011;12:131 pubmed publisher
    Tea is one of the most popular non-alcoholic beverages worldwide. However, the tea plant, Camellia sinensis, is difficult to culture in vitro, to transform, and has a large genome, rendering little genomic information available...
  67. Siddiqui I, Malik A, Adhami V, Asim M, Hafeez B, Sarfaraz S, et al. Green tea polyphenol EGCG sensitizes human prostate carcinoma LNCaP cells to TRAIL-mediated apoptosis and synergistically inhibits biomarkers associated with angiogenesis and metastasis. Oncogene. 2008;27:2055-63 pubmed
    ..These data might have implications for developing new strategies aimed at eliminating prostate cancer cells resistant to TRAIL...
  68. Chen Q, Guo Z, Zhao J. Identification of green tea's (Camellia sinensis (L.)) quality level according to measurement of main catechins and caffeine contents by HPLC and support vector classification pattern recognition. J Pharm Biomed Anal. 2008;48:1321-5 pubmed publisher
    ..Overall results show that it is feasible to identify green tea's quality level according to measurement of main catechins and caffeine contents by HPLC and SVC pattern recognition...
  69. El Beshbishy H. Hepatoprotective effect of green tea (Camellia sinensis) extract against tamoxifen-induced liver injury in rats. J Biochem Mol Biol. 2005;38:563-70 pubmed
    ..The purpose of this study was to elucidate the antioxidant capacity of green tea (Camellia sinensis) extract (GTE) against TAM-induced liver injury...
  70. Kuriyama S, Hozawa A, Ohmori K, Shimazu T, Matsui T, Ebihara S, et al. Green tea consumption and cognitive function: a cross-sectional study from the Tsurugaya Project 1. Am J Clin Nutr. 2006;83:355-61 pubmed
  71. Singh K, Paul A, Kumar S, Ahuja P. Cloning and differential expression of QM like protein homologue from tea [Camellia sinensis (L.) O. Kuntze]. Mol Biol Rep. 2009;36:921-7 pubmed publisher
    ..A positive association of CsQM transcript abundance with active cellular growth suggested its role in plant growth and development...
  72. Marnewick J, van der Westhuizen F, Joubert E, Swanevelder S, Swart P, Gelderblom W. Chemoprotective properties of rooibos (Aspalathus linearis), honeybush (Cyclopia intermedia) herbal and green and black (Camellia sinensis) teas against cancer promotion induced by fumonisin B1 in rat liver. Food Chem Toxicol. 2009;47:220-9 pubmed publisher
    ..rooibos (Aspalathus linearis) and honeybush (Cyclopia intermedia) herbal teas, and green and black teas (Camellia sinensis) were investigated against fumonisin B1 (FB1) promotion in rat liver utilizing diethylnitrosamine (DEN) as ..