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      • KCI등재

        Exploring spatial distribution pattern of COVID-19 incidence in Telangana state, India

        Narsimha Adimalla,Ravi Manne,Hui Qian 대한공간정보학회 2022 Spatial Information Research Vol.30 No.3

        The outbreak of coronavirus (COVID-19) disease is essentially considered as a severe global public health disaster and the biggest challenge that the people have met since the Second World War. The main aim of present study is to comprehend the frequency trends of total confirmed cases, currently active cases, total recovery cases, deceased rate, and their distribution pattern in the mainland of Telangana, India. As demonstrated in this study, during the first lockdown, the slopes of the confirmed cases, active cases, and mortality cases were kept increasing. In the middle of the potential second-term lockdown, the daily active incidence trend was progressively declined while the growth of the recovery rate was steadily increased. Results describe that the strict implementation of the lockdown procedure has tremendously built confidence in order to flattering the COVID-19 epidemic curve. Moreover, spatial distribution of confirmed cases of COVID-19 indicates that higher cases were recorded in Hyderabad and its surrounding areas of the investigated region. The outcome of this study will assuredly be helpful for executing certain precautionary measures and definite health policies to regulate the spread of COVID-19 in Telangana, India.

      • SCIESCOPUSKCI등재

        Effect of Processing Cotton Straw Based Complete Diet with Expander-extruder on Performance of Crossbred Calves

        Kirubanath, K.,Narsimha Reddy, D.,Nagalakshmi, D. Asian Australasian Association of Animal Productio 2003 Animal Bioscience Vol.16 No.11

        A growth trial of 180 days was conducted on 18 crossbred calves (6-9 months, $73.48{\pm}6.52kg)$ by randomly allotting to two complete diets and a conventional diet (6 in each group). The complete diets were formulated containing 40 per cent cotton straw, one processed in mash form and other subjected to expander-extruder pelletization (EEP). These two complete diets were compared with conventional system of feeding under which concentrate mixture and cotton straw were fed separately in a 60:40 ratio. The calves on EEP complete diet consumed more (p<0.01) DM in comparison to other two groups. The DMI per 100 kg body weight was similar among all the diets. The ADG was significantly (p<0.01) higher in calves fed EEP complete diets (815.4 g) followed by mash (627.0 g) in comparison to conventional diet (464.9 g). The DM intake per kg metabolic body weight was higher (p<0.01) on complete diet than conventional diet. The intakes of DCP (p<0.05), TDN (p<0.01), and ME (p<0.01) per kg metabolic body weight were significantly higher on EEP complete diet in comparison to mash and conventional diet. The water intake per kg DM intake was comparable among all the diets. The efficiency of DM utilisation was higher p (<0.05) on EEP complete diet (5.84) in comparison to conventional diet (7.41), whereas on mash diet it was intermediate (6.68). The efficiency of DCP utilization was similar in mash and EEP complete diet fed groups, which was higher (p<0.05) than that of the conventional diet. Expander-extrusion though increased the cost of production it reduced the cost of feed per unit live weight gain by 12.28% in comparison to its mash form and by 16.76% when concentrate and cotton straw were fed separately. The results indicated that blending of cotton straw along with concentrates in a complete diet increased the palatability of the straw in comparison to conventional system and expander extruder processing of cotton straw based complete diet gave better growth performance and may form an economic ration for growing crossbred calves.

      • KCI등재

        Alkyl Cinnamates Induce Protein Kinase C Translocation and Anticancer Activity against Breast Cancer Cells through Induction of the Mitochondrial Pathway of Apoptosis

        Suman Jyoti Deka,Narsimha Mamdi,Debasis Manna,Vishal Trivedi 한국유방암학회 2016 Journal of breast cancer Vol.19 No.4

        Purpose: The protein kinase C (PKC) family of serine-threonine kinases plays an important role in cancer cell progression. Thus, molecules that target PKC have potential as anticancer agents. The current study aims to understand the treatment of breast cancer cells with alkyl cinnamates. We have also explored the mechanistic details of their anticancer action and the underlying molecular signaling. Methods: 3-(4,5-Dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) assay was performed to measure the viability of MDAMB-231 breast cancer cells to assess the anticancer activity of these compounds. In addition, flow cytometry was performed to study the effect of alkyl cinnamates on the cell cycle and apoptosis. Immunoblotting and immunofluorescence techniques were performed to study PKC translocation, cytochrome c release, and modulation of the mitochondrial membrane potential in breast cancer cells targeted with alkyl cinnamates. Results: The PKC agonist DM-2-8 translocated 16.6%±1.7% PKCα from cytosol to the plasma membrane and showed excellent anticancer activity with an half maximal inhibitory concentration (IC50) of 4.13±0.27 μg/mL against cancer cells. The treated cells had an abnormal morphology and exhibited cell cycle defects with G2/M arrest and reduced S phase. Cancer cells treated with DM-2-3, DM-2-4, or DM-2-8 underwent apoptosis as the major pathway of cell death, further confirmed by genomic DNA fragmentation. Furthermore, the mitochondrial membrane potential was perturbed, indicating involvement of the mitochondrial pathway of apoptosis. Immunolocalization studies revealed cytochrome c release from mitochondria to cytosol. Cancer cells treated with DM-2-8 and curcumin showed activation of caspase-9 and caspase-3 as downstream molecular components of the apoptotic pathway. Alkyl cinnamates also caused oxidative stress, which regulates the apoptotic machinery (DNA fragmentation), cell death, and morphological abnormalities in cancer cells. Conclusion: Alkyl cinnamates specifically target cancer cells through induction of PKC translocation and the mitochondrial pathway of apoptosis, and could be promising anticancer drugs.

      • SCOPUSKCI등재

        Synthesis and Anti Bacterial and Anti-ulcer Evaluation of New S-mannich Bases of 4,6-diaryl-3,4-dihydropyrimidin-2(1H)-thiones

        Kodhati, Venkateshwarlu,Vanga, Malla Reddy,Yellu, Narsimha Reddy Korean Chemical Society 2013 대한화학회지 Vol.57 No.2

        The synthesis of title compounds were accomplished by synthetic sequence shown in Scheme 1. Chalcones on cyclocondensation with thiourea in ethanol and potassium hydroxide under reflux yielded the respective dihydropyramidin-2(1H)-thiones. Each of the dihydropyrimidin thiones was, then subjected to the Mannich condensation in alkaline medium using three different secondary amines, viz., dimethylamine, diethylamine and morpholine to obtain a new series of S-Mannich bases. All the synthesised compounds ($C_1-C_{15}$) were evaluated for their antiulcer and antibacterial activities. Compounds $C_4$, $C_5$, $C_6$, $C_{14}$ and $C_{15}$ exhibited relatively more potent antiulcer activity but not comparable to the standard; Omeprazole, while $C_1$, $C_2$, $C_3$ and $C_{13}$ were moderate in activity at 100 mg/kg p.o. All the compounds ($C_1-C_{15}$) showed mild to moderate activity against both Gram-positive (S.aureus, L.delbrueckii) and Gram-negative (P.vulgaris, E.coli) bacteria. Amongst the compounds tested, only $C_6$, $C_9$, $C_{12}$ and $C_{15}$ were found to be potent.

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