13 research outputs found

    A Study on Prognostic Significace of Mean Platelet Volume in Patients Presenting with ST Elevation Myocardial Infarction

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    Ischemic Heart Disease is the leading cause of mortality and morbidity in the developing world. Compared to western countries the incidence of ischemic heart disease is 10 years earlier in Indian population. Urban India has more IHD burden compared to rural India. Diabetes is another global pandemic with nearly 3.4 million diabetics in the world according to 2011 WHO report. The prevalence is expected to increase in multitudes in the upcoming years with India being the diabetic capital of the world. Despite being an independent risk factor for cardiovascular events it is found is association with other cardiovascular co morbid conditions like hypertension, dyslipidemia, atherosclerosis and other metabolic syndrome. Diabetes is now being recognised as a cardiovascular disease equivalent rather than being considered as an individual risk factor. Various cardiovascular risk assessment and mortality predictor markers are available. Mean platelet volume measured by hemolysers assess platelet size and activity. Platelets produced in stressful conditions are large and reactive. It has been shown that diabetics too have larger and reactive platelets compared to non diabetics. This mean platelet volume measured has been shown to a good predictor of cardiovascular events in many studies. In our study conducted in kanyakumari government medical college hospital, Asaripallam the study population includes 100 patients admitted to ICCU with STEMI within 12 hours of onset of chest pain undergoing thrombolysis with streptokinase. Both diabetics and non diabetics were enrolled. Mean Platelet Volume was measured in these patients within half an hour of admission and before the administration of antiplatelets drugs and thrombolysis, The sample was collected in EDTA bottle and was tested within half an hour to rule out sampling error. Known diabetics and patients who were diagnosed to be diagnosed to be diabetic after admission was checked for HbA1c values for determining glycemic control. The patients were followed up for a period of 1 month and assessed for mortality and morbidity. Only patients with ST segment elevation Myocardial infarction undergoing thrombolysis with streptokinase was enrolled in this study. Patients presenting with NSTEMI and unstable angina were excluded. The main aim and objective of our study was to compare mortality and morbidity among diabetics and non diabetics presenting with STEMI using Mean platelet Volume as an indicator. In this study we conducted in our college with this limited study population, we found that • MPV was higher in diabetics compared to non diabetics. • MPV has positive correlation with overall mortality ; mortality higher with higher values of MPV. • MPV correlated with admission hemodynamic status assessed by TIMI and KILLIP score. • MPV had significant correlation with HbA1c values • MPV can be used as a predictor of long term cardiovascular mortality

    Soil health Management.

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    Not AvailablePhytobeneficial root endophytes of root (wilt) disease resistant coconut palm Indhuja S1*, Anju R2, Merin Babu1, A.A.Haris1, Krishnakumar, V1 1ICAR-Central Plantation Crops Research Institute, Regional Station, Kayamkulam, Krishnapuram P.O., Alappuzha-690 533, Kerala, India 2Department of Microbiology, St. Mary’s College for women, Paliakkara, Thiruvalla *Corresponding author Plant-endophytes interaction and its beneficial role in host fitness and stress mitigation is well established. Endophytes represent a selected fraction of microbial communities of diverse heterotrophs inhabiting the rhizosphere. Endophytic bacteria colonize the roots in high numbers and often exhibit systemic occurrence in the plants without causing negative impact. Plant growth promotion, defense response elicitation and stress modulation are a few functional responsibilities evinced in plant-endophytes interaction. This study is attempted to understand the plant growth promoting functions of culturable bacterial root endophytes of root (wilt) disease (RWD) resistant coconut palm. Fresh feeding roots of apparently healthy (field resistant) coconut selected based on RWD indexing method were sampled for bacterial root endophytes isolation. Plate count showed an average of 2 x 103 cfu/g of fresh root sample on trypticase soya agar. Seventeen bacteria with distinct colony morphotypes were screened for phytobeneficial traits. Of the seventeen, 9 bacteria produced indoleacetic acid ranging from 0.2 to 4.7 µg/mL. Qualitative assessment of nitrogen fixing ability and aminocyclopropane carboxylate (ACC) deaminase activity were made based on their growth on respective media. Six of 17 bacteria grew on nitrogen (N) free media indicating their N fixing potential among which 4 were IAA producers. Seven isolates utilized ACC as their sole N source indicative of their ACC deaminase activity, of which 4 had nitrogen fixation and 3 had IAA production potential. All the 17 bacterial isolates showed growth compatibility with the biocontrol agent Trichoderma harzianum CPTD-28. Three isolates CRE2, CRE9 and CRE15 with all the above plant growth promoting traits were selected for further characterization. All the three bacteria were Gram positive rods with indole negative and catalase positive reactions. Based on 16S rRNA sequence analysis, CRE 2 and CRE 9 were identified belonging to Bacillus subtilis. CRE 15 showed a close similarity with Bacillus Shackletonii. Studies on endophytes of RWD resistant coconut palm in RWD tract are limited and remain a prospective strategy for root (wilt) disease management of coconut.Not Availabl

    Дизайн компактної мікросмужкової патч-антени з високим коефіцієнтом підсилення в діапазоні ISM

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    Частотно-селективна поверхня (FSS) — це будь-яка тонка повторювана металева поверхня, призначена для відображення, пропускання або поглинання електромагнітного випромінювання відповідно до частоти хвилі. Вхідна плоска хвиля буде передана (смуга пропускання) або відбита назад (смуга зупинки) залежно від характеристик елементарної комірки. Це відбувається, коли частота електромагнітної (ЕМ) хвилі збігається з резонансною частотою компонентів FSS. Таким чином, FSS є просторовим фільтром, здатним пропускати або гальмувати електромагнітні хвилі певного діапазону частот у вільному просторі. Зараз FSS широко досліджені, і досягнуто значного прогресу в області їх проектування та реалізації для широкого спектру практичних застосувань, від мікрохвильових до оптичних частот. Представлена частотно-селективна поверхня, приєднана до нової круглої патч-антени з центральним живленням. Широка смуга від 5 ГГц до 6,2 ГГц досягається за допомогою монопольної діаграми спрямованості. Згідно з результатами моделювання запропонованої структури антени, її можна застосовувати в додатках діапазону ISM, бездротових аудіо- та відеосистемах та інших бездротових комунікаціях на частоті 5,8 ГГц. Він має симульоване максимальне підсилення 5,36 дБі та смугу пропускання 31,1%. У всьому робочому діапазоні всенаправлена діаграма спрямованості досить постійна. Загальні розміри антени становлять 27,34 x 27,34 мм2, включаючи структуру FSS, що робить компактну широкосмугову систему на 5,8 ГГц. Кругла патч-антена з ромбоподібним отвором у центрі ініціалізує перший резонанс на частоті 5,8 ГГц із розміром 20 x 20 мм2, а параметр продуктивності додатково покращується шляхом додавання структури FSS.A Frequency-Selective Surface (FSS) is any thin, repetitive metal surface designed to reflect, transmit, or absorb electromagnetic radiation according on the frequency of the wave. The entering plane wave will either be transmitted (passband) or reflected back (stopband) depending on the characteristics of the unit cell. This happens when the frequency of an electromagnetic (EM) wave coincides with the resonance frequency of the FSS components. As a result, an FSS is a spatial filter capable of allowing or inhibiting EM waves of a certain frequency range in free space. FSSs have now been widely investigated, and great progress is being made in the field of their design and implementation for a wide range of practical applications, from microwave to optical frequencies. The Frequency Selective Surface attached to the new center-fed circular patch antenna is presented. A wide band from 5 GHz to 6.2 GHz is achieved with a monopole-like radiation pattern. According to simulation results of the proposed antenna structure, it can be applied in ISM band applications, wireless audio and video systems and other wireless communications at 5.8 GHz. It has a simulated maximum gain of 5.36 dBi and a bandwidth of 31.1 %. Throughout the operational band, the omnidirectional radiation pattern is fairly constant. The overall dimensions of the antenna are 27.34 x 27.34 mm2 including FSS structure thus makes a compactable wideband system at 5.8 GHz. A circular patch antenna with diamond slot at center initialize first resonance at 5.8 GHz with a dimension of 20 x 20 mm2 and performance parameter is further improved by appending FSS Structure

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    Not AvailableCoconut and coconut based farming system is the major livelihood option of lakhs of small and marginal farm families. The major coconut growing states had a higher tele density of more than 100 percent with an added advantage of high literacy rate. Several studies reported very low level of ICT use among the coconut farming communities. A participatory study was conducted during 2016 -17 in Alappuzha district to evolve an ICT strategy for coconut communities and to develop an interactive mobile application customized to farmers of different state in their mother tongue. Cloud based interactive multilingual Android application for stakeholderts in coconut sector "e- kalpa" was developed, pilot tested and refined with additional components and uploaded in Google Play store. ICT using Social Science research with particular emphasis to Agricultural Extension requires accurate and reliable data collection in faster and cheaper mode. "e plantation survey App" designed and evaluated successfully for real time geo referenced data documentation, archiving and analyzes

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    Not AvailableAim: Methodology: Results: Interpretation: Isolation, screening and characterization of beneficial rhizosphere bacteria associated with healthy (field-resistant) coconut palms in root (wilt) disease endemic hotspot areas of Kerala. One hundred and ten rhizobacterial isolates associated with healthy coconut palms of root (wilt) diseased tract of Kerala were isolated and screened in-vitro for IAAproduction and solubilization of fixed forms of mineral nutrients. Seven isolates showing multiple phytobeneficial properties were characterized and the selected isolate was tested for its biopriming effect on maize. Of the total isolates screened, 54 isolates produced IAA. Among the nutrient solubilizers, silicate solubilizers (57%) and phosphate solubilizers (48%) dominated. Of the seven isolates with multiple phytobeneficial properties, five rhizobacterial isolates belonged to Enterobacteriaceae family including three Enterobacter spp. The isolate T4HFB9 belonged to Acinetobacter sp.. The green fluorescent Pseudomonas isolate K3HPSB2, showed 99% sequence similarity with Pseudomonas migulae. Seed biopriming of maize with Pseudomonas sp. strain K3HPSB2 recorded significant increase in germination percentage and seedling vigour index over untreated control. Disease-resistant coconut palms in RWD endemic tracts host a good proportion of phytobeneficial rhizosphere bacteria,with demonstrable multiple plant growth promoting traits. Multi-nutrient solubilizing Pseudomonas sp. with bioinoculant prospects has been selected for further studies on bio-priming for palm health management in RWD endemic tractsNot Availabl
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