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S. Santhosh,A.P. Ranjith 한국응용곤충학회 2016 Journal of Asia-Pacific Entomology Vol.19 No.3
Pristocerinae is one of the five subfamilies of Bethylidae exhibiting high degree of sexual dimorphism. Prosapanesia Kieffer, a rarely collected pristocerine genus is recorded for the first time from the Oriental region. Two newspecies based on females, Prosapanesia emarginata sp. nov. and P. orientalia sp. nov. are describedwith world key to the known female species. The generic diagnosis for both male and female are revised. The distribution of Prosapanesia and its congeners is commented.
Ranjith A.P.,Quicke Donald L.J.,Mithun V.,Pradeep N.S.,Butcher Buntika A.,Priyadarsanan Dharma Rajan 한국응용곤충학회 2024 Journal of Asia-Pacific Entomology Vol.27 No.1
The rogadine genus Conobregma is newly reported from India and Thailand. We describe two new species, C. embigi Ranjith from India and C. lek Ranjith from Thailand. Key to the Old World species is provided with the illustration of new species. LSID: urn:lsid:zoobank.org:pub:416406EE-855A-473F-A4E9-A0268115854E.
A.P. Ranjith,Junli Yao,Dharma Rajan Priyadarsanan,Donald L.J. Quicke,M. Nasser 한국응용곤충학회 2018 Journal of Asia-Pacific Entomology Vol.21 No.2
The braconine genus, Dolabraulax Quicke is reported for the first time from the Indian sub-continent and three new species, namely D. aruni Ranjith sp. nov., D. athirae Ranjith sp. nov. and D. jalalae Ranjith sp. nov. are described and illustrated. A key to all species of Dolabraulax is provided and its generic diagnosis is revised.
Naha, A.,Usha, A.N.,Ranjith, A.K.,Musmade, P.,Manoj, K.,Anju, P.,Prasanna, S.,Mutalik, S. 대한약학회 2007 Archives of Pharmacal Research Vol.30 No.2
The objective of the present study was to develop ‘once daily’ sustained release tablets of aceclofenac by direct compression using hydroxypropyl methylcellulose-K4M (HPMC). The solubility studies of aceclofenac were conducted to select suitable dissolution media. The drugexcipient mixtures were subjected to preformulation studies. The tablets were subjected to physicochemical, In vitro drug release and stability studies. Preclinical (anti-inflammatorv, analgesic, pharmacokinetic and toxicity studies) and clinical pharmacokinetic studies were conducted for optimized tablets. Based on the preformulation results, microcrystalline cellulose (MCC), dicalcium phosphate and spray dried lactose (SDL) were selected as directly compressible vehicles. Because of the incompatibility with aceclofenac, SDL was excluded from the study. The physicochemical properties of tablets were found within the limits. By comparing the dissolution profiles with the marketed product, the tablet containing HPMC (45%) and MCC (30%) along with talc and magnesium stearate (1% w/w, each) (tablet B7) was considered as a better formulation. This tablet exhibited almost similar drug release profile in different dissolution media as that of marketed tablet. Tablet B7 was stable in accelerated conditions for 6 months. The composition of this tablet showed almost similar preclinical pharmacological activities compared to marketed tablet composition and did not exhibit any toxicity in rats and mice with respect to tested haematological and biochemical parameters along with bodyweight, food and water intake. The pharmacokinetic study in healthy human volunteers indicated that B7 tablet produced an extended drug release of drug upto 24 h as that of marketed product with almost identical pharmacokinetic parameters.
S. Mutalik,A. Naha,A. N. Usha,A. K. Ranjith,P. Musmade,K. Manoj,P. Anju,S. Prasanna 대한약학회 2007 Archives of Pharmacal Research Vol.30 No.2
The objective of the present study was to develop “once daily” sustained release tablets of aceclofenac by direct compression using hydroxypropyl methylcellulose-K4M (HPMC). The solubility studies of aceclofenac were conducted to select suitable dissolution media. The drugexcipient mixtures were subjected to preformulation studies. The tablets were subjected to physicochemical, in vitro drug release and stability studies. Preclinical (anti-inflammatory, analgesic, pharmacokinetic and toxicity studies) and clinical pharmacokinetic studies were conducted for optimized tablets. Based on the preformulation results, microcrystalline cellulose (MCC), dicalcium phosphate and spray dried lactose (SDL) were selected as directly compressible vehicles. Because of the incompatibility with aceclofenac, SDL was excluded from the study. The physicochemical properties of tablets were found within the limits. By comparing the dissolution profiles with the marketed product, the tablet containing HPMC (45%) and MCC (30%) along with talc and magnesium stearate (1% w/w, each) (Tablet B7) was considered as a better formulation. This tablet exhibited almost similar drug release profile in different dissolution media as that of marketed tablet. Tablet B7 was stable in accelerated conditions for 6 months. The composition of this tablet showed almost similar preclinical pharmacological activities compared to marketed tablet composition and did not exhibit any toxicity in rats and mice with respect to tested haematological and biochemical parameters along with body weight, food and water intake. The pharmacokinetic study in healthy human volunteers indicated that B7 tablet produced an extended drug release of drug upto 24 h as that of marketed product with almost identical pharmacokinetic parameters.
M.T. Ranjith,ManiChellappan,E.R. Harish,D. Girija,P.A. Nazeemc 한국응용곤충학회 2016 Journal of Asia-Pacific Entomology Vol.19 No.2
Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae), a polyphagous agricultural pest of global importance, harbour diverse bacterial communities in its gut. We analysed the composition and diversity of gut bacteria using Illumina Next-Generation Sequencing of 16S ribosomal RNA amplicons. The data set consisted of 864,813 high-quality paired end sequences with mean length of 150 base pairs. Highly diverse bacterial communities were present in the sample containing approximately 2303 operational taxonomic units (OTUs). A total of 17 bacterial phyla, 34 classes, 84 orders, 173 families, 334 genera, and 707 species were identified from the sequence analysis. Actinobacteria was the most dominant groups, followed by Proteobacteria and Firmicutes. The search on function of different gut inhabiting bacteria of H. armigera revealed their role in nutrition, detoxification of lethal insecticide molecules, and defensive action against pathogens. Insecticidal toxin producing bacterial species were also found associated with the H. armigera gut.
Belokobylskij Sergey A.,Ranjith A.P.,P. Girish Kumar,Priyadarsanan Dharma Rajan 한국응용곤충학회 2021 Journal of Asia-Pacific Entomology Vol.24 No.4
The genus Leluthia Cameron, 1887 is recorded for the first time from the Oriental region. Two new species, Leluthia (Euhecabolodes) areola Ranjith et Belokobylskij, sp. nov. and L.(E.) indica Belokobylskij et Ranjith, sp. nov. are described and illustrated from the Indian states Kerala and Goa, respectively. The new species are most similar to the Western Palaearctic Hecabolus hungaricus (Szépligeti, 1900), which is reinstated from its synonymy with Polystenus and transferred to the genus Leluthia Cameron (stat. resurr. and comb. nov.).
Murthy, Indu K.,Bhat, Savithri,Sathyanarayan, Vani,Patgar, Sridhar,M., Beerappa,Bhat, P.R.,Bhat, D.M.,Gopalakrishnan, Ranjith,Jayaraman, Mathangi,Munsi, Madhushree,N.H., Ravindranath,M.A., Khalid,M., Institute of Forest Science 2014 Journal of Forest Science Vol.30 No.2
The tropical wet evergreen, tropical semi evergreen and moist deciduous forest types are projected to be impacted by climate change. In the Western Ghats region, a biodiversity hotspot, evergreen forests including semi evergreen account for 30% of the forest area and according to climate change impact model projections, nearly a third of these forest types are likely to undergo vegetation type change. Similarly, tropical moist deciduous forests which account for about 28% of the forest area are likely to experience change in about 20% of the area. Thus climate change could adversely impact forest biodiversity and product flow to the forest dependent households and communities in Uttara Kannada district of the Western Ghats. This study analyses the distribution of non-timber forest product yielding tree species through a network of twelve 1-ha permanent plots established in the district. Further, the extent of dependence of communities on forests is ascertained through questionnaire surveys. On an average 21% and 28% of the tree species in evergreen and deciduous forest types, respectively are, non-timber forest product yielding tree species, indicating potential high levels of supply of products to communities. Community dependence on non-timber forest products is significant, and it contributes to Rs. 1199 and Rs. 3561/household in the evergreen and deciduous zones, respectively. Given that the bulk of the forest grids in Uttara Kannada district are projected to undergo change, bulk of the species which provide multiple forest products are projected to experience die back and even mortality. Incorporation of climate change projections and impacts in forest planning and management is necessary to enable forest ecosystems to enhance resilience.