520 research outputs found

    Possible Alpha and 14C Cluster Emission From Hyper Radium Nuclei in The Mass Region A = 202-235

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    The possibilities for the emission of 4He and 14C clusters from hyper 202-235ΛRa are studied using our Coulomb and proximity potential model (CPPM) by including the lambda-nucleus potential. The predicted half lives show that hyper 202-231ΛRa nuclei are unstable against 4He emission and 14Cemission from 217- 229ΛRa are favorable for measurement. Our study also show that hyper Λ202235-Ra are stable against hyper Λ4He and Λ14C emission. The role of neutron shell closure (N = 126) in 213 ΛRn daughter and role of proton and neutron shell closure (Z = 82, N = 126) in Λ209Pb daughter are also revealed. As hyper nuclei decays to normal nuclei by mesonic/non-mesonic decay and since most of the predicted half lives for 4He and 14C emission from normal Ra nuclei are favorable for measurement, we presume that alpha and 14C cluster emission from hyper Ra nuclei can be detected in laboratory in a cascade (two-step) process

    Metabolic syndrome: a comprehensive review

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    Metabolic syndrome (syndrome X) includes several components like diabetes, hypertension, hyperlipidemia etc. Every patient should undergo detailed assessment for the silent presence of the components of metabolic syndrome. Genetic predisposition, increased nutrient- dense food, decreased physical activity and chronic stress are common in metabolic syndrome. Insulin resistance, obesity and hyperglycaemia are commonly seen which can later lead to serious consequences like cardiovascular complications, thrombotic events etc. Clinical features depend on the components of the metabolic syndrome in a patient. Some may present with complications and advanced disease. For non-diabetic individuals, oral glucose tolerance test is indicated. It is better to study serum uric acid level and to screen for silent kidney stones. Specific drugs are prescribed as indicated. Drugs for stress and insomnia are also prescribed. Thrombotic status of the patient should be considered, and antiplatelet drugs are prescribed if risk factors are present. Non-pharmacological measures like diet modification and increased physical activity should be given on a priority basis. Patient compliance of these two measures should be monitored regularly. Future deployment of “artificial intelligence – powered” predictive diagnostic tests will help in detecting and controlling metabolic syndrome. “At risk” individuals and patients showing some components of metabolic syndrome should undergo full investigations to detect other components of metabolic syndrome. Full range of therapeutic drugs, diet modification and increased physical activity should be prescribed

    Efficacy and safety of thrombolytic therapy in prosthetic valve thrombosis

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    Background: There is limited data available about the effectiveness of thrombolysis in prosthetic valve thrombosis (PVT). Therefore, this study aimed to evaluate the efficacy and safety of thrombolytic treatment in PVT patients.Methods: This was an observational study conducted at a tertiary-care centre in India between March 2013 and April 2014. Total of 56 patients with either recurrent PVT or with confirmed left-sided PVT was included in the study. Thrombolytic therapy was administered as an intravenous infusion of streptokinase or urokinase, initially at a loading dose of 2.5L IU/hour over 30 minutes, followed by 1L IU/hour for 48–78 hours depending upon the clinical and 2D-Echo observation. Primary endpoint was considered as the occurrence of a complete clinical response. Secondary endpoint was considered as a composite of death, major bleeding or embolic stroke.Results: Mean age of the patients was 37±13 years. Most of the patients presented with NYHA-II (51.7%), III (39.2%), and IV (8.9%) symptoms. Mitral and aortic valve thrombosis were observed in 40(71.4%) and 11(28.6%) patients. Forty-nine (73.3%) patients were treated with streptokinase. Whereas, rethrombosis patients were treated with urokinase [6(16%)] and tenecteplase [1(1.3%)]. Two (3.6%) patients died, 1(1.8%), 1(1.8%), 2(3.6%), and 1(1.8%) patient had peripheral embolism, central nervous system bleeding, stroke, and embolic complications.Conclusions: Thrombolytic therapy can be used as the first-line treatment for thrombolysis in PVT patients. All PVT patients can be treated with streptokinase unless specific contraindications exist. Urokinase or tenecteplase is an alternative thrombolytic agent in rethrombosis patients

    Studies on the controlled rearing and ideal range of Environmental Conditions required for the mass production of selected marine copepods as Live-Feed for marine fish larvae

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    Studies on the controlled rearing and ideal range of Environmental Conditions required for the mass production of selected marine copepods as Live-Feed for marine fish larva

    Room temperature methoxylation in zeolite H-ZSM-5 : an operando DRIFTS/mass spectrometric study

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    The UK Catalysis Hub is thanked for resources and support provided via our membership of the UK Catalysis Hub Consortium and funded by EPSRC (grants EP/I038748/1, EP/I019693/1, EP/ K014706/1, EP/K014668/1, EP/K014854/1, EP/K014714/1 and EP/ M013219/1). Via our membership of the UK’s HEC Materials Chemistry Consortium, which is funded by EPSRC (EP/L000202), this work used the ARCHER UK National Supercomputing Service (www.archer.ac.uk). Johnson Matthey plc is thanked for the provision of the ZSM5. Dr A. J. O’Malley and Dr S. F. Parker are thanked for fruitful discussion.Peer reviewedPublisher PD

    Empowering indigenous communities in India through the use of design thinking methods

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    The project explored how user-led design research methods such as design thinking can be used to engage with, and empower indigenous communities in rural India, with a focus on how to improve their health and well-being. The project was a collaboration with researchers from Amrita Vishwa Vidyapeetham in India; villagers from indigenous tribal communities in the Kerala State of India; medical doctors and healthcare workers who work in these rural communities; and experts in eHealth solutions. The design thinking methods used in the project are based on many of the key principles of indigenous research methods, but also put a strong emphasis on how to generate impact by considering solutions that are desirable, feasible and viable. The project included ethnographic field work in three tribal villages in the Wayanad district of Kerala; participatory workshops to help discover and develop new ideas to meet the health needs of the indigenous tribal communities; and reflections by tribal villagers and healthcare workers on the benefits of the project, as well as limitations and on-going challenges. This paper documents the approach taken in the project and the lessons learnt - in particular, how design thinking methods and techniques can be effectively used to engage with indigenous communities in a respectful manner, to ensure equitable partnership, and to enable the mobilization of knowledge to help improve the health and well-being of indigenous communities in India

    Spiny Lobsters and Potential of Sea Cage Culture Spiny Lobster Resources in India

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    Fishery science and technology contributes a vital role in the augmentation of fish production globally.Among the seafood items, spiny lobsters have a prime position in terms of high unit value, demand, nutritional qualities with less perishable nature. Lobsters have great demand in international and domestic market, especially from tourism based beach resorts and restaurants as a luxury food. The annual lobster landings in India has been declining from a peak of 4,075 t in 1985 to the present annual average of 1,546 t. On an average, the fishery is contributed by Gujarat (43.7%), Maharashtra (25.4%), Tamil Nadu(14.6%) and Kerala (13%) (CMFRI Annual Report 2000-2015). Lobster fishing in India is mostly carried out by region specific traditional fishermen communities inhabiting along the coastal belts of different maritime states. Over the years the lobster fishery in India witnessed changes in fishing pattern, utility pattern with the introduction of live export market , sea cage culture and increased consumption and demand from tourism sector . Live Lobsters have a prominent place in the sea food export market both in terms of demand and price from Japan, Korea, China, Taiwan, Europe and USA. India witnessed a sea change in foreign exchange earnings through marine products export worth 46,975 million rupees during 1997-98 and 55,111.12 million rupees during 2014-15, from an initial value of 25 million rupees in 1950-51 (Sakthivel, 1999). The marine products export accounted and contributed 3.5 % of the total exports in 1990s. Our marine product exports in the initial stages were in dried and canned form. It has gradually progressed into frozen h 340 million rupees in 1996-97 (Sakthivel, 1999). Spiny lobsters formed one of the items in the live fish export along with mud crabs and reef fishes. The annual average revenue earnings by India through the export of lobsters is amounted to Rs.74 crores

    Role of Nasal Endoscopy in Chronic Osteomyelitis of Maxilla and Zygoma: A Case Report

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    Osteomyelitis of the jaws was relatively common before the era of antibiotic therapy and preventive and restorative dentistry. Osteomyelitis is an acute or chronic inflammatory process that can involve cortical and trabecular aspects of bone or bone marrow. Cranial bones are infrequently involved, but spreading of inflammation with involvement of surrounding structures represents important risk, such as cerebral abscess, encephalitis, or meningitis. The mandible is more commonly involved than the maxilla. Dentogenic infections cause 38% of mandibular and 25% of maxillary involvement. Involvement of zygoma is very rare. Factors like viral fevers, malnutrition, malaria, anemia,tobacco chewing, immunodeficiency, osteopetrosis, Paget's disease of bone, and florid cemento-osseous dysplasia (FCOD) result in decreased vascularity of the affected bone, predisposing to the development of osteomyelitis. We present a case of osteomyelitis of left maxilla and zygoma with oroantral fistula in an immunocompetent adult male caused by dentogenic infection. The complete resolution of infection was gained with surgical treatment using nasal endoscope and antibiotic therapy. The aims of this paper are to illustrate diagnostic patterns, to report radiographic findings and surgical treatment using nasal endoscope in a case of osteomyelitis of maxilla and zygoma. The prognosis and cosmetic results are discussed

    Raman Spectroscopy in Clinical Investigations

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