102 research outputs found

    Plan for Local Documentation Service : some suggestions in the context of the Plans for National Documentation Systems

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    Some attempts are on their way to establish national documentation centres for different subject fields. When these centres come into effective operation, they are likely to effect the structure of the services rendered by a local documentation centre. This paper attempts to suggest the kinds of documentation services that a local documentation centre can attempt to do. It als0 points out the areas for cooperation and co-ordination among the national documentation and local documentation centres in building up an effective infra-structure for documentation service in India

    The Non-Technological Aspects of Information Management

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    Library/information work is going through major changes because of the new developments in information and communication technologies. It is very important at this juncture for the library/information profession to manage the transition period effectively. Information management is not only about management of the technological aspects of library/infomation work. Equally important is the non-technological aspects. A balanced approach to manage both these aspects will only lead to the development of an effective library/information syste

    (Z)-4-{1-[(2-Hy­droxy­ethyl)­amino]­ethyl­idene}-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one

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    In the title compound C14H17N3O2, the dihedral angle between the rings is 16.68 (13)°. Although the compound crystallizes in the keto form, the possibility of keto-enamine–enol-imine tautomerism is explained by a strong intra­molecular N—H⋯O hydrogen bond

    Soft wood grafting of Garcinia xanthochymus (Hook. f.) [Syn. G. tinctoria (Wight)]

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    Soft wood grafting of Garcinia xanthochymus was standardized on 9 month old rootstocks ofthe same species with 90% success. The grafted plants flowered within 3 years after graftingand set fruits in the fourth year,  while seed propagated plants did not flower even 6½years after planting in the field. &nbsp

    Isozyme diversity of Garcinia gummigutta (L.) N. Robson in Western Ghat region, South India

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    Isozyme genetic markers are efficient tools to study genetic variations within and betweenpopulations of less known wild species as well as for studies on spatial distribution of geneticvariation.  A study  was conducted with  four  important  isozyme markers namely, peroxidase,polyphenol oxidase, esterase and superoxide dismutase in Garcinia gummigutta  populationcollected from Western Ghats in South India. The cluster analysis of the marker bands showedthat most of the population from similar geographic locations was the first one to groupthemselves, though a significant pattern was not noticed. The mean percentage of polymorphicloci was 52.5%. Total heterozygocity was 0.97 which is consistent with the average of tropicaltree species. &nbsp

    Cluster analysis based on biochemical constituents in paprika like chillies (Capsicum annuum L.)

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    Chillies and paprika like chillies (Capsicum annuum L.) belonging to Solanaceae, is a source of natural colour, widely used in the food industry and is in great demand in the international market. Twenty-four accessions belonging to Indigenous Collections of Byadagi Dabbi (ICBD) and others were analyzed for biochemical constituents from leaf. Biochemical constituents studied were total carbohydrate, starch, reducing sugars, total free amino acids, phenol and protein. The accessions were compared for the isozymes viz., peroxidase, super oxide dismutase and poly phenol oxidase in the leaf, besides, leaf protein using SDS-PAGE. The dendrogram showing the relationship among the accessions for leaf biochemical constituents and colour value of fruits formed six clusters. Colour value ranged from 109 to 353 ASTA units. The accessions ICBD-11 and ICBD-19 possessed highest colour value. Accession ICBD-24 was distinctly different from others. Accessions in each cluster had almost uniform colour value and uniform isozyme profile. The accession ICBD-24 was a Coorg collection and ICBD-11 and ICBD-19 were from Dharwad district of Karnataka. Significant positive correlation was observed between colour value and total free amino acids, total protein, total phenol and polyphenol oxidase in paprika like chillies. &nbsp

    Independent Validation of an Existing Model Enables Prediction of Hearing Loss after Childhood Bacterial Meningitis

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    Objective: This study aimed external validation of a formerly developed prediction model identifying children at risk for hearing loss after bacterial meningitis (BM). Independent risk factors included in the model are: duration of symptoms prior to admission, petechiae, cerebral spinal fluid (CSF) glucose level, Streptococcus pneumoniae and ataxia. Validation helps to evaluate whether the model has potential in clinical practice. Study design: 116 Dutch school-age BM survivors were included in the validation cohort and screened for sensorineural hearing loss (>25 dB). Risk factors were obtained from medical records. The model was applied to the validation cohort and its performance was compared with the development cohort. Validation was performed by application of the model on the validation cohort and by assessment of discrimination and goodness of fit. Calibration was evaluated by testing deviations in intercept and slope. Multiple imputation techniques were used to deal with missing values. Results: Risk factors were distributed equally between both cohorts. Discriminative ability (Area Under the Curve, AUC) of the model was 0.84 in the development and 0.78 in the validation cohort. Hosmer-Lemeshow test for goodness of fit was not significant in the validation cohort, implying good fit concerning the similarity of expected and observed cases. There were no significant differences in calibration slope and intercept. Sensitivity and negative predicted value were high, while specificity and positive predicted value were low which is comparable with findings in the development cohort. Conclusions: Performance of the model remained good in the validation cohort. This prediction model might be used as a screening tool and can help to identify those children that need special attention and a long follow-up period or more frequent auditory testing

    Tinnitus referral pathways within the National Health Service in England: a survey of their perceived effectiveness among audiology staff

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    <p>Abstract</p> <p>Background</p> <p>In the UK, audiology services deliver the majority of tinnitus patient care, but not all patients experience the same level of service. In 2009, the Department of Health released a Good Practice Guide to inform commissioners about key aspects of a quality tinnitus service in order to promote equity of tinnitus patient care in UK primary care, audiology, and in specialist multi-disciplinary centres. The purpose of the present research was to evaluate utilisation and opinions on pathways for the referral of tinnitus patients to and from English Audiology Departments.</p> <p>Methods</p> <p>We surveyed all audiology staff engaged in providing tinnitus services across England. A 36-item questionnaire was mailed to 351 clinicians in all 163 National Health Service (NHS) Trusts identified as having a tinnitus service. 138 clinicians responded. The results presented here describe experiences and opinions of the current patient pathways to and from the audiology tinnitus service.</p> <p>Results</p> <p>The most common referral pathway was from general practice to a hospital-based Ear, Nose & Throat department and from there to a hospital-based audiology department (64%). Respondents considered the NHS tinnitus referral process to be generally effective (67%), but expressed needs for improving GP referral and patients' access to services. 'Open access' to the audiology clinic was rarely an option for patients (9%), nor was the opportunity to access specialist counselling provided by clinical psychology (35%). To decrease the number of inappropriate referrals, 40% of respondents called for greater awareness by referrers about the audiology tinnitus service.</p> <p>Conclusions</p> <p>Respondents in the present survey were generally satisfied with the tinnitus referral system. However, they highlighted some potential targets for service improvement including 1] faster and more appropriate referral from GPs, to be achieved through education on tinnitus referral criteria, 2] improved access to psychological services through audiologist training, and 3] ongoing support from tinnitus support groups, national charities, or open access to the tinnitus clinic for existing patients.</p
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