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  1. Win NN, Nadarajah VD, Win DK
    PMID: 25961676 DOI: 10.3352/jeehp.2015.12.17
    PURPOSE: Problem-based learning (PBL) is usually conducted in small-group learning sessions with approximately eight students per facilitator. In this study, we implemented a modified version of PBL involving collaborative groups in an undergraduate chiropractic program and assessed its pedagogical effectiveness.
    METHODS: This study was conducted at the International Medical University, Kuala Lumpur, Malaysia, and involved the 2012 chiropractic student cohort. Six PBL cases were provided to chiropractic students, consisting of three PBL cases for which learning resources were provided and another three PBL cases for which learning resources were not provided. Group discussions were not continuously supervised, since only one facilitator was present. The students' perceptions of PBL in collaborative groups were assessed with a questionnaire that was divided into three domains: motivation, cognitive skills, and perceived pressure to work.
    RESULTS: Thirty of the 31 students (97%) participated in the study. PBL in collaborative groups was significantly associated with positive responses regarding students' motivation, cognitive skills, and perceived pressure to work (P<0.05). The students felt that PBL with learning resources increased motivation and cognitive skills (P<0.001).
    CONCLUSION: The new PBL implementation described in this study does not require additional instructors or any additional funding. When implemented in a classroom setting, it has pedagogical benefits equivalent to those of small-group sessions. Our findings also suggest that students rely significantly on available learning resources.
    KEYWORDS: Chiropractic; Learning; Motivation; Perception; Problem-based learning
  2. Devi V, Shankar PK
    J Postgrad Med, 2008 2 26;54(1):45-8.
    PMID: 18296808
    Ramelteon is a novel MT1 and MT2 melatonin receptor selective agonist recently approved for the treatment of insomnia characterized by difficulty in sleep onset. It is a nonscheduled drug since it lacks the potential for abuse and does not interact with neurotransmitter receptors most associated with these phenomena. Although the effects of ramelteon use > 5 weeks are unknown, the available data confirms its safety and efficacy for short-term use. Clinical use and future research should uncover more information about ramelteon's properties.
  3. Devi V, Abraham RR
    Natl Med J India, 2021 3 24;33(2):102-106.
    PMID: 33753639 DOI: 10.4103/0970-258X.310920
    Background: . Undergraduate research experience has become increasingly relevant for today's medical students, considering the professional requirements of their challenging future.

    Methods: . In the mentored student project (MSP) programme at Melaka Manipal Medical College, students undertake a short-term group research project under the guidance of their mentor. After data collection and analysis, students are required to write an abstract, present a poster and also write individual reflective summaries of their research experience. We evaluated the MSP programme using reflective summaries of a batch of undergraduate medical students. Data from 41 reflective summaries were analysed using the thematic analysis approach. The learning outcomes at the third and fourth levels of the Kirkpatrick evaluation model were determined from the summaries.

    Results: . Students' reflective summaries indicated that they were satisfied with the MSP experience. In all the summaries, there was a mention of an improvement in teamwork skills through MSP. Improved relations with mentors were another relevant outcome. Improvement in communication skills and a positive change related to research attitude were also reported by students.

    Conclusions: . Reflective summaries as a means to evaluate the MSP programme was found to be an easy, feasible and cost-effective method. The qualitative approach adopted for data analysis enabled the programme coordinators to assess the strengths and barriers of the programme.

  4. Latif B, Heo CC, Razuin R, Shamalaa DV, Tappe D
    Emerg Infect Dis, 2013 Aug;19(8):1340-1.
    PMID: 23876448 DOI: 10.3201/eid1908.121710
  5. Mohd Roslani AD, Tay ST, Puthucheary SD, Rukumani DV, Sam IC
    Am J Trop Med Hyg, 2014 Dec;91(6):1176-8.
    PMID: 25246695 DOI: 10.4269/ajtmh.14-0354
    The predictors of severe disease or death were determined for 85 melioidosis patients in Kuala Lumpur, Malaysia. Most of the patients were male, > 40 years old, and diabetic. Severe disease or death occurred in 28 (32.9%) cases. Lower lymphocyte counts and positive blood cultures were significant independent predictors of severe disease, but age, presentations with pneumonia, inappropriate empirical antibiotics, or flagellin types of the infecting isolates were not. Knowledge of local predictors of severe disease is useful for clinical management.
  6. Opitz HM, Jakob HJ, Wiensenhuetter E, Devi VV
    Avian Pathol, 1982;11(3):527-34.
    PMID: 18770216
    A myopathy associated with elongated intramuscular protozoan schizonts of uncertain classification was observed in chickens in commercial farms. Of 152 affected fowls originating from 21 flocks in 12 farms, 149 were 24 weeks of age or older and 136 were broiler breeder birds. Both sexes were affected. The disease was only observed during the months of October, November and December, 1976 and 1977. The monthly mortality rate in affected adult flocks rose by 0.5% to 4% and the egg production declined by 5% to 15% during this period. Most affected birds were in good body condition or overweight. Gross lesions were usually present in all skeletal muscles and the cardiac muscle. They resembled nutritional myopathy, sarcosporidiosis, leucocytozoonosis or haemorrhagic syndrome. Microscopically visible elongated schizonts were demonstrated in skeletal muscles and the cardiac muscle in 49 of 55 birds examined histologically. The possible aetiology with respect to known parasites of muscles in fowls is discussed.
  7. Vashe A, Devi V, Rao R, Abraham RR
    Eur J Dent Educ, 2020 Aug;24(3):518-525.
    PMID: 32314484 DOI: 10.1111/eje.12531
    INTRODUCTION: Curriculum mapping provides a clear picture of curriculum content, learning opportunities and assessment methods employed to measure the achievement of learning outcomes with their interrelationships. It facilitates educators and teachers to examine the extent to which the curricular components are linked and hence to find out gaps in the curriculum. The objective of the study was, therefore, to evaluate the physiology curriculum of Bachelor of Dental Surgery (BDS) programme through curriculum mapping.

    MATERIALS AND METHODS: In this study, mapping of the physiology curriculum of three batches of BDS programme was conducted retrospectively. The components of the curriculum used for mapping were expected learning outcomes, curriculum content, learning opportunities, assessments and learning resources. The data were gathered by reviewing office records.

    RESULTS: Descriptive analysis of the data revealed reasonable alignment between the curriculum content and questions asked in examinations for all three batches. It was found that all the expected learning outcomes were addressed in the curriculum and assessed in different assessments. Moreover, the study revealed that the physiology curriculum was contributing to majority of the programme outcomes. Nevertheless, the study could identify some gaps in the curriculum, as well.

    CONCLUSION: This study revealed that majority of the components of the curriculum were linked and contributed to attaining the expected learning outcomes. It also showed that curriculum mapping was feasible and could be used as a tool to evaluate the curriculum.

  8. Vashe A, Devi V, Rao KR, Abraham RR
    Natl Med J India, 2021 8 17;34(1):40-45.
    PMID: 34397005 DOI: 10.4103/0970-258X.323445
    Background: . The relevance of curriculum mapping to determine the links between expected learning outcomes and assessment is well stated in the literature. Nevertheless, studies confirming the usage of such maps are minimal.

    Methods: . We assessed links through curriculum mapping, between assessments and expected learning outcomes of dental physiology curriculum of three batches of students (2012-14) at Melaka-Manipal Medical College (MMMC), Manipal. The questions asked under each assessment method were mapped to the respective expected learning outcomes, and students' scores in different assessments in physiology were gathered. Students' (n = 220) and teachers' (n=15) perspectives were collected through focus group discussion sessions and questionnaire surveys.

    Results: . More than 75% of students were successful (≥50% scores) in majority of the assessments. There was moderate (r=0.4-0.6) to strong positive correlation (r=0.7-0.9) between majority of the assessments. However, students' scores in viva voce had a weak positive correlation with the practical examination score (r=0.230). The score in the assessments of problem-based learning had either weak (r=0.1-0.3) or no correlation with other assessment scores.

    Conclusions: . Through curriculum mapping, we were able to establish links between assessments and expected learning outcomes. We observed that, in the assessment system followed at MMMC, all expected learning outcomes were not given equal weightage in the examinations. Moreover, there was no direct assessment of self-directed learning skills. Our study also showed that assessment has supported students in achieving the expected learning outcomes as evidenced by the qualitative and quantitative data.

  9. Thatchanamoorthy N, Rukumani Devi V, Chandramathi S, Tay ST
    J Fungi (Basel), 2022 Oct 26;8(11).
    PMID: 36354893 DOI: 10.3390/jof8111126
    Candida auris, a newly emerging healthcare-associated yeast pathogen from the Metschnikowiaceae family, was first described in the ear canal of an elderly Japanese patient in 2009. The yeast is one of the causative agents of candidemia, which has been linked with nosocomial outbreaks and high mortality rates in healthcare facilities worldwide. Since its first isolation, the occurrence of C. auris in six continents has becomes a grave concern for the healthcare professionals and scientific community. Recent reports showed the identification of five geographically distinct clades and high rates of antifungal resistance associated with C. auris. Till date, there are no effective treatment options, and standardized measures for prevention and control of C. auris infection in healthcare facilities. This leads to frequent therapeutic failures and complicates the eradication of C. auris infection in healthcare facilities. Thus, this review focuses on the recent understanding of the epidemiology, risk factors, diagnosis, transmission and prevention and control strategies of C. auris infection in healthcare facilities in Asia.
  10. Dayanand ND, Amuthan A, Ballambat SP, Kabbekodu SP, Devi V
    Chin J Integr Med, 2023 Jan;29(1):69-73.
    PMID: 35829957 DOI: 10.1007/s11655-022-3519-y
    OBJECTIVE: To examine data from studies supporting the clinical efficacy of medical approaches from India traditional systems of medicines like Ayurveda, Unani, Siddha, and Homeopathy for psoriasis using outcome indicators employed in clinical practice and research.

    METHODS: Searches were conducted between December 2019 and September 2020 in databases PubMed, Scopus, Web of Science and Ovid Medline using search terms including traditional, complementary, psoriasis, Kushtha, Ayurveda, Siddha, Unani, Homeopathy and clinical. Controlled trials, case series and case reports published from India were included.

    RESULTS: Data of 17 selected studies were extracted. Treatment efficacy in terms of improvement in Psoriasis Area and Severity Index (PASI) score or/and percentage reduction in score (PASI 50, PASI 75 and PASI 90) or/and patient-reported outcomes using instruments like Dermatology Life Quality Index and Psoriasis Disability Index were noted. All studies reported good improvement as per the study specific outcome. However, study characteristics, including study design, sample size, follow-up period, inclusion and exclusion criteria were heterogeneous, and the choice of outcome measures was not adequate to conclude the effectiveness of intervention. The use of some herbs as common ingredients in several formulations across different systems of medicines were noted in analyzing individual formulation.

    CONCLUSIONS: Future studies must incorporate a comprehensive study design with specific outcome measures like PASI, PASI 75, PASI 90, quality of life parameters, compliance to medications, adverse reactions, remission period, relapse rate and cost-effectiveness with long term follow-up. The currently available evidence on the roles of these herbs at molecular level in psoriasis is preliminary.

  11. Syed Aznal SS, Nadarajah VDV, Kwa SK, Seow LL, Chong DW, Molugulu N, et al.
    Med Teach, 2021 Jul;43(sup1):S33-S38.
    PMID: 31854254 DOI: 10.1080/0142159X.2019.1697434
    BACKGROUND: There is a continuing concern about how graduate work readiness (WR) reflects on the success of universities meeting the requirements of employment. This study is to establish a valid and reliable instrument measuring WR in health professions (HP) graduates of medicine, pharmacy and dentistry.

    METHODS: The study from March 2016 to April 2017 was conducted to validate the 'Work Readiness Scale' (WRS; Deakin University) using Principal Component Analysis and Cronbach - α for internal consistency. It was modified to a four-item even-point scale and distributed as an online survey to 335 final year students of the three programs.

    RESULTS: A reduction from 64 to 53 items provided good internal consistency in all factors: WC 0.85, OA 0.88, SI 0.88 and PC 0.71. The PC domain had the greatest item reduction from 22 to 6, whilst the SI domain increased in items from 8 to 19. These changes may be associated with difference in understanding or interpretation of the items in the SI domain.

    CONCLUSION: The modified WRS can be used to evaluate job readiness in HP graduates. However, it needs further refinement and validation in specific educational and employment contexts.

  12. Shankar EM, Vignesh R, Ellegård R, Barathan M, Chong YK, Bador MK, et al.
    Pathog Dis, 2014 Mar;70(2):110-8.
    PMID: 24214523 DOI: 10.1111/2049-632X.12108
    Tuberculosis (TB) and human immunodeficiency virus (HIV) infection interfere and impact the pathogenesis phenomena of each other. Owing to atypical clinical presentations and diagnostic complications, HIV/TB co-infection continues to be a menace for healthcare providers. Although the increased access to highly active antiretroviral therapy (HAART) has led to a reduction in HIV-associated opportunistic infections and mortality, the concurrent management of HIV/TB co-infection remains a challenge owing to adverse effects, complex drug interactions, overlapping toxicities and tuberculosis -associated immune reconstitution inflammatory syndrome. Several hypotheses have been put forward for the exacerbation of tuberculosis by HIV and vice versa supported by immunological studies. Discussion on the mechanisms produced by infectious cofactors with impact on disease pathology could shed light on how to design potential interventions that could decelerate disease progression. With no vaccine for HIV and lack of an effective vaccine for tuberculosis, it is essential to design strategies against HIV-TB co-infection.
  13. Amuthan A, Devi V, Shreedhara CS, Rao V, Jasphin S, Kumar N
    J Tradit Complement Med, 2021 May;11(3):279-286.
    PMID: 34012874 DOI: 10.1016/j.jtcme.2020.08.004
    Background: Traditional Siddha Medicine advises using metal-based formulations to treat cancers. In the case of any toxicities during the therapy, Siddha physicians use Vernonia cinerea (VC) whole plant kashayam (crude aqueous extract-CAE) to reverse the toxic effects.

    Aim: To evaluate the nephroprotective activity of CAE and its fractions in cisplatin-induced nephrotoxicity and to assess whether they compromise the anticancer efficacy of cisplatin.

    Materials and methods: Cisplatin-induced renal damage was induced in Ehrlich Ascites Carcinoma (EAC) bearing mice during mild phase of tumor growth. CAE and its butanol (BF) and aqueous (AF) fractions were administered orally from the 5th day for five days. Nephroprotective potential (serum urea, creatinine, renal histology) and effect of VC on cisplatin anticancer efficacy (tumor volume, viable tumor cells, percentage increase in life span (% ILS)) were calculated.

    Result: CAE and its fractions significantly reversed the cisplatin-induced renal damage. CAE and BF treated animals showed regeneration of 50%-75% of proximal tubular cells. Compared to EAC control mice, the % ILS of the cisplatin-treated group was 244% and it was further extended to 379% after CAE administration. The % ILS in the CAE treated group was 1.6 times higher than the cisplatin alone treated group. GC-MS study showed the presence of astaxanthin and betulin.

    Conclusion: CAE of VC reverses cisplatin-induced kidney damage as well as regenerates proximal tubular epithelial cells, without compromising the anticancer effect of cisplatin. When CAE was further fractionated, the nephroprotective activity was retained, but the beneficial anticancer effect of cisplatin was compromised.

  14. Asha V, Devi V, Raghavendra R, Rachel AR, Vinod P, Sharmila T
    MyJurnal
    Objectives: This investigation focused on finding the changes in learning approaches of students’ while experiencing physiology curriculum and to explore the reflection of changes if any, on their critical thinking skills.
    Methods: In this longitudinal study, information on students’ learning approaches was obtained using the revised two factor study process questionnaire (R-SPQ-2F) at the commencement (pre-test) and completion (post-test) of first year MBBS course. The total score and the scores obtained in the critical thinking questions in four physiology assessments were analysed. Pre and post-tests scores in R-SPQ-2F and assessment scores were compared using independent samples t-test and one way repeated measure ANOVA respectively. Correlation of scores between assessments was done using Pearson correlation. A p value < 0.05 was taken as significant.
    Results: A significant increase in students’ deep learning approach at the completion of the physiology curriculum when compared to commencement (p < 0.001) was observed. A progressive improvement in their scores as they experienced the curriculum was also noticed. A moderate correlation among critical thinking questions scores and a strong correlation between critical thinking questions and total essay scores were also recorded.
    Conclusion: The study revealed improvement in students’ deep approach to learning in physiology which was reflected in their performance in critical thinking questions.
    Study site: Melaka Manipal Medical College, Manipal University, India
  15. Devi V, Tan AWP, Tan TY, Subhash S, Amir SMH
    MyJurnal
    Several studies reveal high rates of alcohol use among college students affecting their health and performances. This cross-sectional survey was done to study medical students' drinking pattern, its predictors and to develop any possible link between their academic performance and alcohol consumption. Data was collected using newly designed, validated questionnaire from students (n= 348) who consumed and not consumed alcohol. The response rate was 60% (209/348). 94% of drinkers started consuming alcohol before entering into the medical school. Most of them (85%) drank with parents' awareness. Among drinkers, 63% were of Chinese race and 35% of Indian race. None of the Malay respondents reported of drinking. 63% of drinkers and 23% of non-drinkers reported that most of their friends consumed alcohol. Drinking was not associated with smoking or drug abuse. There were no statistically significant differences in exam scores between drinkers and nondrinkers. Non-drinkers considered religious and moral obligations for not consuming alcohol. In conclusion, at our Institute, students did not allow their alcohol use to interfere with their academic performance. The drinking habit developed during school time is more likely to continue during college years. Those who have non-drinking friends are more likely not to consume alcohol themselves. Moral and religious obligations have positive impact on alcohol intake.
  16. Vashe A, Devi V, Rao R, Abraham RR, Pallath V, Umakanth S
    Adv Physiol Educ, 2019 Dec 01;43(4):522-528.
    PMID: 31642706 DOI: 10.1152/advan.00067.2019
    Today most education institutions around the world have adopted the philosophy of outcome-based education. The emphasis in outcome-based education is achievement of outcomes; hence the curriculum should be designed in a way that it includes the components targeted specifically at achieving these outcomes. A discipline-based approach results in fragmentation of learning and lack of clinical applicability. Integrated teaching could be a solution to achieve required outcomes in a holistic way. Hence, the aim of this study was to develop, implement, and evaluate an integrated teaching module. Temporal coordination of the basic sciences, along with correlation of learned topics to clinical settings, was done in the first year of the undergraduate medical program. The module was evaluated by obtaining qualitative and quantitative feedback from students. Student assessment was conducted with a test that had case vignettes and multiple-choice questions. In addition, students' change in learning approaches and self-directed learning readiness were collected. Students' perception regarding the educational environment was also obtained. Analysis of the data showed positive feedback from the students regarding the integrated teaching. Students' average score in the test was 86%. There was a significant increase in the scores for the deep approach and self-directed learning readiness in the posttest compared with the pretest. Moreover, students were found to be satisfied with the educational environment. Evaluation of integrated teaching revealed that it was well accepted by the students. Moreover, it facilitated the achievement of the students' outcomes.
  17. Saeidi A, Tien Tien VL, Al-Batran R, Al-Darraji HA, Tan HY, Yong YK, et al.
    PLoS One, 2015;10(4):e0124659.
    PMID: 25894562 DOI: 10.1371/journal.pone.0124659
    Mucosal-associated invariant T (MAIT) cells are evolutionarily conserved antimicrobial MR1-restricted CD8(+) T cells co-expressing the semi-invariant TCR Vα7.2, and are numerous in the blood and mucosal tissues of humans. MAIT cells appear to undergo exhaustion in chronic viral infections. However, their role in human immunodeficiency virus type 1 (HIV-1) mono-infection and HIV/tuberculosis (TB) co-infection have seldom been elaborately investigated. We conducted a cross-sectional study to investigate the frequencies and phenotypes of CD161(++)CD8(+) T cells among anti-retroviral therapy (ART)/anti-TB therapy (ATT) treatment-naïve HIV/TB co-infected, ART/TB treated HIV/TB co-infected, ART naïve HIV-infected, ART-treated HIV-infected patients, and HIV negative healthy controls (HCs) by flow cytometry. Our data revealed that the frequency of MAIT cells was severely depleted in HIV mono- and HIV/TB co-infections. Further, PD-1 expression on MAIT cells was significantly increased in HIV mono- and HIV-TB co-infected patients. The frequency of MAIT cells did not show any significant increase despite the initiation of ART and/or ATT. Majority of the MAIT cells in HCs showed a significant increase in CCR6 expression as compared to HIV/TB co-infections. No marked difference was seen with expressions of chemokine co-receptor CCR5 and CD103 among the study groups. Decrease of CCR6 expression appears to explain why HIV-infected patients display weakened mucosal immune responses.
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