293 research outputs found

    An Analysis of the Traumatic Anxieties of the Protagonists in the Select Novels of Toni Morrison

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    Toni Morrison received the Pulitzer Prize for her books Beloved (1987) and The Bluest Eye (1993). Human existence includes the experience of psychological distress. Both books are heartbreaking in their examinations of the suffering black people experienced during slavery when whites treated them as property and compared them to animals. In this work, Morrison examined how psychological damage brought on by tragedy may lead to isolation and social immobility. Her writing mostly focuses on the experiences of women victims of sexual and racial persecution. Beloved by Toni Morrison shows many aspects of trauma, such as disintegration, continuity between the past and the present, and restoration. Individuals, families, and even communities may all show signs of trauma. Morrison’s account contains other painful elements, but the overpowering intensity of these occurrences is the most prominent. This dissertation delves into the struggles, fears, and mental pain the black characters in Toni Morrison’s works face

    Transportation of fingerlings and juveniles of marine finfish

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    There are two basic transport systems for live fish - the closed system and the open system. The closed system is a sealed container in which all the requirements for survival are selfcontained. The simplest of these is a sealed plastic bag partly filled with water and oxygen. The open system consists of waterfilled containers in which the requirements for survival are supplied continuously from outside sources. The simplest of these is a small tank with an aerator stone

    Seismic Response of Reinforced Soil Retaining Walls with Block Facings

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    Reinforced soil walls have become very popular in seismic areas owing to their flexible nature and cost effectiveness when compared to the conventional retaining structures. Although the use of reinforced soil walls with modular block facings and gabion facings is growing world wide at a rapid rate, the seismic response of these walls is yet to be analyzed. This paper discusses the response of these walls in terms of lateral facing deflection, reinforcement tensile force and crest surface settlement when subjected to seismic loading simulated by means of a variable amplitude harmonic vibration using the finite element analysis package, PLAXIS V8. From the study, it was found that there is significant effect of seismic loading on the response of reinforced soil walls and the analyses and design of these walls are to be done only after considering the dynamic earthquake loading in seismic prone areas. The gabion faced reinforced soil walls were found to be more effective than the segmental walls in resisting the dynamic excitations due to earthquake loading. The study also confirmed that various reinforcement design parameters and backfill parameters play an important role in minimizing the facing deflection and the settlement of the wall subjected to dynamic earthquake excitation

    High frequency Agrobacterium mediated genetic transformation in rubber tree via. vacuum infiltration

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    In a tree species like Hevea brasiliensis, genetic transformation offers a viable approach for crop improvement within a short period. Hevea being highly recalcitrant to in vitro culture, an efficient transformation protocol is necessary for generating large number of transgenic plants with stable foreign gene expression. After several modifications in the initial transformation protocol, the transformation frequency was increased to 14 per cent using proliferated anther callus. Therefore, vacuum infiltration was attempted for enhancing the transformation frequency. In the present work the conditions for vacuum infiltration viz. vacuum pressure and period of infiltration were standardized. Vacuum infiltration at 30 psi pressure for 10 minutes was found to be ideal for getting high frequency transformation in H. brasiliensis. Irrespective of the gene constructs experimented, transformation frequency was significantly improved by adopting vacuum infiltration. Employing this technique, the transformation efficiency of MnSOD gene construct with FMV34S promoter could be enhanced from 14 to 50 percent

    Health problems in geriatric population of age group ≥70 years in rural Kerala, India: a cross sectional study

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    Background: The proportion of elderly population is increasing considerably world over. The health and socio-economic issues of this section is to be considered separately and in depth insights about them is needed for formulating elderly friendly health policy. This study intends toidentify the important health concerns of elderly population above the age group of 70 years in a rural area in North Kerala, India.Methods: It is a community based cross-sectional descriptive study involving all individuals above the age group of 70 years in a randomly selected panchayath ward from rural North Kerala. The data regarding demography, socioeconomic aspects, medical history, access to health care and treatment of chronic illnesses were collected through interview of study participants by a trained health care volunteer using a pre-validated questionnaire.Results: A total of 93 individuals above the age group of 70 years were included in the study out of which 63% were females and 37% males. In the study population 55.9% of the elderly were widowed and 87.1 % were staying along with their children. Almost 75% of the elderly received social welfare pension from government agencies and 14.3% received service pensions. 67.74% of the study population were hypertensive and 35.56% were diabetic. Other health issues included arthritis, coronary artery disease, chronic kidney disease, genito urinary symptoms and cerebrovascular accident.Conclusion:  The study provide valuable insights into the health and social issues of elderly in Kerala and points to the importance of formulating an elderly friendly health policy in the state

    E-learning as a tool to impart knowledge of surgical procedures in the undergraduate medical teaching

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    Background: E-learning is in a budding stage in developing countries. As present-day students are gadget-friendly, introducing a surgical e-learning module may create interest and help in understanding the surgeries easily. This study aimed to determine the effectiveness of E-learning in improving the knowledge component of surgical procedures for undergraduate students and to analyze students’ feedback regarding its usefulness. Methods: This quasi-experimental study was conducted among 67 final-year MBBS students, who had completed 1 week of operation theatre (OT) posting in obstetrics and gynecology. Recording of videos for must-know surgeries in gynecology was done. Video editing and audio description of surgical steps were done. A YouTube channel was created and surgical videos were uploaded. Links to 2 surgical videos and additional teaching materials were uploaded to the college learning management system daily for 2 consecutive weeks. A telegram group was formed for posting questions daily. Pre-test and post-test were conducted and the results were analyzed. Results: The mean marks obtained in the pre-test were 6.567±1.9 and the post-test was 15.22±2.5 (Paired t test p=0.0001). Students mentioned that combining OT posting with an e-learning module helped them to build their knowledge of surgical procedures. Telegram quizzes helped them to increase their understanding of surgeries. 34 students wanted e-learning module to be conducted on other topics also. Conclusions: E-learning is highly effective in improving knowledge component of surgical procedures for undergraduate students. E-learning can be made more effective by adding formative assessment. Combining surgical e-learning module with operation theatre posting can enhance knowledge and understanding
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