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G.T. Gujar,V. Kalia,G.K. Bunker,S. Dhurua 한국응용곤충학회 2010 Journal of Asia-Pacific Entomology Vol.13 No.4
The impact of structured strip row refugia (varying from 10% to 50%) in the Bt cotton crops JKCH1947Bt (producing one toxin, Cry1Ac) and MRC7017BGII (producing two toxins, Cry1Ac and Cry2Ab) on the pest complex and cotton yield was studied. During the cropping season (June 2008 to November 2008), sucking pest incidence was negligible. However, the incidences of spotted bollworm, Earias vittella, and the leafroller,Sylepta derogata, were high on the non-Bt cotton. The total cotton seed yield of the Bt crop plus the refuge decreased proportionately with respect to the increase in proportion of non-Bt cotton. Total cotton production decreased significantly when 40% non-Bt cotton was planted as refuge. These studies showed that a refuge of up to 30% non-Bt cotton in JKCH1947Bt and up to 20% non-Bt cotton in MRC7017Bt did not affect total seed cotton yield compared to 100% Bt cotton.
Anadha N. Gujar,Prashantha Govinakovi Shivamurthy 대한치과교정학회 2023 대한치과교정학회지 Vol.53 No.5
Objective: To evaluate the effects of an electric toothbrush with vibrational frequencies of 125 Hz and 150 Hz on the orthodontic tooth movement (OTM) rate and the production of prostaglandin E2 (PGE2). Methods: Out of thirty patients (aged 18–25 years; 16 females and 14 males), ten patients each formed Group A and B, who used electric toothbrushes with 125 Hz and 150 Hz vibrations, respectively. The remaining ten patients (Group C) served as the control group and did not use electric toothbrushes. The rate of OTM and levels of PGE2 using microcapillary pipettes were calculated before the start of retraction (T0), on the 30th day (T1), on the 60th day (T2), and on the 90th day (T3) from the start of retraction in all the groups. Results: There was a statistically significant difference in the mean OTM values and PGE2 levels in all three groups at different time intervals, with the maximum difference seen in Group B compared to Group A and least in Group C at T1, T2 and T3. Conclusions: The rate of OTM and levels of PGE2 were highest in patients who used an electric toothbrush with 150 Hz mechanical vibration compared to those who used an electric toothbrush with 125 Hz mechanical vibration and least in patients who did not use an electric toothbrush. Mechanical vibration led to an increase in the PGE2 levels and accelerated the OTM.
Sundaramoorthy, Rajiv,Srinivasan, Vasanth,Gujar, Jidnyasa,Sen, Ayantika,Sekar, Nishu,Abilash, Valsala Gopalakrishnan Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.12
Background: Beedi rollers are exposed to unburnt tobacco dust through cutaneous and pharyngeal route and it is extremely harmful to the body since it is carcinogenic in nature and can cause cancer during long exposure. This indicates that occupational exposure to tobacco imposes considerable genotoxicity among beedi workers. Materials and Methods: In the present study, 27 beedi workers and age and sex matched controls were enrolled for clinical, cytogenetics and molecular analysis. Clinical features were recorded. The workers were in the age group of 28-67 years and were workers exposure from 8-60 years. Blood samples were collected from workers and control subjects and lymphocyte cultures were carried out by using standard technique, slides were prepared and 50 metaphases were scored for each sample to find the chromosomal abnormalities. For molecular analysis the genomic DNA was extracted from peripheral blood, to screen the variations in gene, the exon 1 of CYP1A1 gene was amplified by polymerase chain reaction (PCR) and then screened with Single Strand Conformation Polymorphism (SSCP) analysis. Results: A statistically significant increase was observed in the frequencies of chromosomal aberrations in exposed groups when compared to the respective controls and variations observed in Exon 1 of CYP1A1(Cytochrome P450, family 1, subfamily A, polypeptide 1) gene. Conclusions: This study shows that, the toxicants present in the beedi that enter into human body causes disturbance to normal state and behavior of the chromosomes which results in reshuffling of hereditary material causing chromosomal aberrations and genomic variations.
Shinde, V. R.,Shim, H.-S.,Gujar, T. P.,Kim, H. J.,Kim, W. B. WILEY-VCH Verlag 2008 Advanced Materials Vol.20 No.5
<B>Graphic Abstract</B> <P>The controlled precipitation of a supersaturated Cd<SUP>2+</SUP> solution is used to selectively deposit Cd(OH)<SUB>2</SUB> nanowire bundles on a substrate. As schematically depicted in the figure, when the Cd<SUP>2+</SUP> ionic product exceeds the solubility product, heterogeneous and homogeneous nucleation occur independently on the substrate and in the solution to give nanowire bundles and hexagonal plates, respectively. <img src='wiley_img/09359648-2008-20-5-ADMA200701828-content.gif' alt='wiley_img/09359648-2008-20-5-ADMA200701828-content'> </P>
V.D. Patake,S.M. Pawar,V.R. Shinde,T.P. Gujar,C.D. Lokhande 한국물리학회 2010 Current Applied Physics Vol.10 No.1
In the present study, ruthenium oxide (RuO2) thin films were deposited on the stainless steel (s.s.) substrates by anodic deposition. The nucleation and growth mechanism of electrodeposited RuO2 film has been studied by cyclic voltammetry (CV) and chronoamperometry (CA). The deposited films were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM) and energy dispersive analysis by X-rays (EDAX) for structural, morphological, and compositional studies. The electrochemical supercapacitor study of ruthenium oxide thin films have been carried out for different film thicknesses in 0.5 M H2SO4 electrolyte. The highest specific capacitance was found to be 1190 F/g for 0.376 mg/㎠ film thickness.
Yemane Girma,Dadakhalandar Doddamani,Rajkumar,Sadik Ahmed Wasik Ahmed,Sheweta Gujar,Suvarna Patil,Gurusiddesh Hiremath,Bashasab Fakrudin 한국작물학회 2014 Journal of crop science and biotechnology Vol.17 No.3
Single Nucleotide Polymorphisms (SNPs) are the commonest type of nucleotide variation distributed throughout thegenome and have enormous potential to saturate genetic maps. However, their identification is constrained by the huge investmentrequired for their detection. In this study, we used publicly available EST (Expressed Sequence Tag) sequences to identifySNPs in Sorghum bicolor. A total of 12,421 putative SNPs were identified from 2,921 contiguous transcripts leading to anaverage SNP interval of one putative SNP for every 275.26 bp. The proportion of transition type mutations (0.598) was largerthan transversion types conforming to biological expectations. In order to demonstrate the utility of the SNPs for developmentof markers with relatively cheap assays, we experimentally validated SNPs using Single Strand Conformation Polymorphism(SSCP) technique in sorghum accessions, which are used as parents for development mapping populations. Genotyping theseparents of mapping populations with SSCP markers showed up to 33% polymorphism in the markers suggesting that the SNPscan be used as potential resource for S. bicolor crop improvement programs