Experts and Doctors on plant leaves in Uttarakhand, India


Locale: Uttarakhand, India
Topic: plant leaves

Top Publications

  1. Mathela C, Padalia R, Joshi S, Singh K, Bisht D, Pant A, et al. Chemical diversity in Himalayan Elsholtzia species. Chem Biodivers. 2009;6:2217-26 pubmed publisher
    ..Based on the major constituents of the essential oils, six chemical groups were obtained. ..
  2. Pande C, Tewari G, Singh C, Singh S. Essential oil composition of aerial parts of Cyclospermum leptophyllum (Pers.) Sprague ex Britton and P. Wilson. Nat Prod Res. 2011;25:592-5 pubmed publisher
    ..To the best of our knowledge, this is the first study of the essential oil composition of C. leptophyllum collected from India. ..
  3. Gaur V, Singh U, Gupta A, Kumar A. Influence of different nitrogen inputs on the members of ammonium transporter and glutamine synthetase genes in two rice genotypes having differential responsiveness to nitrogen. Mol Biol Rep. 2012;39:8035-44 pubmed publisher
  4. Padalia R, Chanotiya C, Sundaresan V. Compositional variability in essential oil from different parts of Alpinia speciosa from India. Nat Prod Commun. 2010;5:279-82 pubmed
    ..1%), 1,8-cineole (11.8%), camphene (7.8%), bornyl acetate (6.9%) and borneol (5.8%). Moreover, endo-fenchyl acetate, exo-fenchyl acetate and endo-fenchol were characteristic of only the A. speciosa root oil. ..
  5. Shukla N, Awasthi R, Rawat L, Kumar J. Biochemical and physiological responses of rice (Oryza sativa L.) as influenced by Trichoderma harzianum under drought stress. Plant Physiol Biochem. 2012;54:78-88 pubmed publisher
    ..The primary direct effect of Trichoderma colonization was promotion of root growth, regardless of water status, which caused delay in the drought responses of rice plants. ..
  6. Singh P, Negi J, Rawat M, Nee Pant G. Quantification of mineral elements of Rheum emodi Wallr. (Polygonaceae). Biol Trace Elem Res. 2010;138:293-9 pubmed publisher
    ..The concentration of mineral elements was found in both the leaves and roots in the order of K > Ca > Fe > Mn > Na > Zn > Co > Li > Cu...
  7. Padalia R, Verma R. Comparative study of volatile oil compositions of two Plectranthus species from northern India. Nat Prod Res. 2011;25:1727-32 pubmed publisher
    ..5%, 10.2%) as major constituents. Piperitenone oxide, piperitone, cis- and trans-piperitols and trans-piperitol acetate were the marker constituents in P. incanus, which were not noted in the essential oil of P. rugosus...
  8. Kumar A, Lal Tamta M, Negi N, Chandrasekhar K, Singh Negi D. Phytochemical investigation and antifeedant activity of Premna latifolia leaves. Nat Prod Res. 2011;25:1680-6 pubmed publisher
    ..80%) and ?-pinene (3.27%). Different extracts were also tested against polyphagous crop pest Spodoptera litura for antifeedant activity. Essential oil showed maximum growth reduction of 56.83% followed by chloroform extract of 43.93%...
  9. Verma R, Chauhan A, Padalia R, Jat S, Thul S, Sundaresan V. Phytochemical diversity of Murraya koenigii (L.) Spreng. from Western Himalaya. Chem Biodivers. 2013;10:628-41 pubmed publisher
    ..koenigii in investigated populations from Western Himalaya. The present study documents M. koenigii populations having higher amounts of sabinene (3; up to 66.1%) for the first time...

More Information


  1. Negi J, Singh P, Rawat M, Geeta J. Study on the trace elements in Swertia chirayita (Roxb.) H. Karsten. Biol Trace Elem Res. 2010;133:350-6 pubmed publisher
    ..The concentration of Ca in all the samples was more than 1,346.0 mg/kg and the concentration of other elements was found in the order K > Ca > Fe > Na > Mn > Zn > Co > Cu > Li in different samples of S. chirayita...
  2. Negi J, Singh P, Nee Pant G, Rawat M, Pandey H. Variation of trace elements contents in Asparagus racemosus (Willd). Biol Trace Elem Res. 2010;135:275-82 pubmed publisher
    ..0 +/- 3.2, 34.0 +/- 0.5, 84.0 +/- 0.7, 2,040.0 +/- 0.3, 122.0 +/- 1.5, 745.0 +/- 0.3, 13,260.0 +/- 3.5, 6,153.0 +/- 1.6, and 58.0 +/- 3.8 mg/kg, respectively...
  3. Negi J, Singh P, Pant G, Rawat M. RP-HPLC analysis and antidiabetic activity of Swertia paniculata. Nat Prod Commun. 2010;5:907-10 pubmed
    ..0% by the methanol extract of the leaves. Overall, results showed that the concentration of bioactive compounds increased with altitude. October was the period of prime potency and should be the time of harvest for S. paniculata...
  4. Kazmi I, Rahman M, Afzal M, Gupta G, Saleem S, Afzal O, et al. Anti-diabetic potential of ursolic acid stearoyl glucoside: a new triterpenic gycosidic ester from Lantana camara. Fitoterapia. 2012;83:142-6 pubmed publisher
    ..The structure of this new glycoside was elucidated and established by standard spectroscopic methods. In streptozotocin-induced diabetic rats it showed significant reduction in blood glucose level...