272 research outputs found

    Gallic Acid Protects Against Immobilization Stress-Induced Changes In Wistar Rats

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    Background: Stress triggers a wide range of body changes. Herbal medicines are rich in non specific antistress agents.Purpose: The present study was carried out to evaluate the antistress effect of gallic acid (GA), a naturally occurring plant phenol, on immobilization induced-stress in male albino Wistar rats.Methods: The immobilization stress was induced in rats by putting the rats in 20 cm Ч 7 cm plastic tubes for 2 h/day for 21 days. Rats were post orally treated with GA at a dose of 10 mg/kg body weight via intragastric intubations.Results:Treatment with GA significantly increased the food intake, body weight, organ weight (spleen, testis and brain) and the significant reduction was found in weight of liver, kidney, heart and adrenal glands, which was altered in stressed rats. GA also significantly reduced the elevated levels of plasma glucose, plasma and tissue cholesterol (CHL), triglycerides (TG), Low Density Lipid (LDL), Very Low Density Lipid (VLDL) and also significantly increased the level of High Density Lipid (HDL). A significant decrease in hematological parameters like RBC count, total and differential WBC count was also found which were increased in immobilization stress.Conclusion: GA prevented the stress-induced physiological, biochemical and hematological changes, indicating the preventive effect against stress

    High gain boost converter with modified voltage multiplier for stand alone PV system

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    Boost converters of high gain are used for photo voltaic systems to obtain high efficiency. These high gain Boost converters gives increased output voltage for a low input produces high outputs for low input voltage. The High gain boost converters have the following merits. Conduction losses input current ripple and stress across the switches is reduced while the efficiency is increases. The high gain of the converters with the above said merits is obtained by changing the duty cycle of switches accordingly .In this paper a boost converter working with interleaved concept along with a additional Nstage voltage Multiplier has been carried out by simulation using MATLAB/ simulink and the mathematical modeling of various parameters is also done

    The Impact of Transformational Leadership on Organizational Citizenship Behavior for the Environment in Manufacturing Industry

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    Employees attitude towards the work environment plays a significant role in every organization. Not only the organization, all employees are responsible towards his sustainable practices at work environment, but they failed to pay attention as these practices are not included in their job description. OCBE is the primary focus of this investigation, which explores the ways in which transformational leadership may encourage a culture of sustainable development within organisations. The results of our research suggest that transformational leaders are influential in the improvement of OCBE, which in turn inspires sustainable practices and favourable environmental outcomes. These initiatives can be promoted through Transformational Leadership (TL) to enhance OCBE (Organizational Citizenship Behavior for the Environment). The primary goal of this study is to examine how TL might support OCBE in Chennai's manufacturing sector. With 208 respondents including both superior and subordinate were gathered using purposive sampling, and structural equation model (SEM) was used to test the hypotheses employing AMOS 21 software. This study suggests that organization need to implement OCBE practices in work environment motivated by the superior, to encourage the employees to incorporate such practices in organization as well

    A clinical study on incisional hernia

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    INTRODUCTION: Incisional hernia is a hernia arising from previous surgical or wound site. Incisional hernia constitutes 2% – 12 % of all abdominal surgical incisions. There are many surgical techniques are available but no one is best always. AIM & OBJECTIVE: To evaluate the incidence of incisional hernia and to compare the various surgical techniques to repair the incisional hernia. MATERIALS & METHODS: This prospective study of 60 consecutive cases of incisional hernia admitted in Government Mohan Kumaramangalam Medical College Hospital, Salem was done in the period from July 2011 to June 2013. The cases were evaluated through proper history taking, clinical examination, operative procedure and post operative follow-ups. OBSERVATION: In our study, commonest age group having incisional hernia is between 30 – 50 years (46.6%). Females are common (61.7%), the most common previous surgery to develop the incisional hernia is Laparotomy (58.3%) and common surgical incision is Median Vertical (45.1%). Most of the patients (27.3%) had wound dehiscence. 47% of patient had incisional hernia within one year of previous surgery. In this study, I found 10% of recurrence rate, 25% of per operative bleeding and 25% of chronic pain for onlay mesh repair. Sublay, Component Separation Techinique and Laparoscopic technique had no recurrence; Chronic pain was noticed 10% patients in Component Separation and Laparoscopic techniques while only 5% patients in Sublay repair.Hospital stay is less required in sublay repairs and laparoscopic repairs. Sublay technique had less post operative complication. CONCLUSION: Open Sublay mesh repair and Laparoscopic mesh repair are the best method in our study compared to others. Middle aged female patients who underwent laparotomy with wound dehiscence having midline vertical incision had incisional hernia commonly

    OPAC 2.0: towards the next generation of online library catalogues

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    While the 4th Law of S.R. Ranganathan’s Five Laws of Library Science (1931) says that: “Save the time of the reader”, it is a big question to ask whether the current Library catalogues precisely do this for its library patrons. There is a common understanding that the evolution of OPAC should be in line with the evolution of technology and its services. They have to be designed in such a way that the users should be able to find what they are looking for in a timely manner only then they will be more satisfied, and more likely to feel like their needs have been met. While it is mandatory that the OPACs should not be a complex matrix for the users, it is important that it should encompass the current trends and features of advancements. There is no doubt that Librarians are the Architects to design best next generation OPACs by amalgamating Web 2.0 tools and the social networking aspects to the traditional catalogues which offer interacting options to the patrons. This paper looks at the current trend in formulating the next generation of Online Library catalogues with glimpses of isolated experiments and improvements in the library catalogues coupled with various open source software packages for OPAC 2.0 and the benefits to the users therewith

    ANTIULCER ACTIVITY OF CANAVALIA VIROSA (ROXB) W&A LEAVES IN ANIMAL MODEL

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    ABSTRACT Canavalia Virosa (Roxb) W&A Leaves has been widely used in Siddha system of medicine for various diseases. The powder of Kozhi Avarai Ilai Chooranam showed a significant inhibitory effect was screened at 200 mg/kg, for the in vivo antiulcer activity on chemical induced ulcer in rats. Ranitidine (60mg/kg) used as reference standard. Single dose (200 mg/kg) treatment with the siddha drug Kozhi Avarai Ilai Chooranam produced 30% antiulcer effect. The trial drug showed a significant antiulcer activity (P<0.01) and were comparable with that of standard thus validating the traditional claim of the plant

    Airway challenges in Pierre Robin Syndrome children with cleft conditions in a surgical mission

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    Surgical missions are often conducted in outreach areas where facilities are often not as advanced as in an institution. Excellent team coordination, detailed planning, and good communication are necessary for a successful outcome. Unfamiliar work environment, new acquaintances within the team, and language barriers at the mission site are some of the challenges often faced. Careful patient selection is crucial in a mission setup as most complications can be traced back to the preanaesthetic check and preoperative preparedness. We describe airway management strategies (airway assessment, mask ventilation, intubation options, and the postoperative airway plan) contrived by our anaesthesia team at one such surgical mission where four children with Pierre Robin Syndrome and incomplete cleft palate (involving posterior hard palate and complete soft palate)were successfully operated
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