806 research outputs found

    Beliefs and attitudes of paramedical college staff towards complementary and alternate medicine

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    Background: Complementary and alternate medicine (CAM) has been defined as a group of diverse medical and healthcare systems, practices, and products not presently considered part of conventional medicine (CM). Studies in different countries have revealed a geographical difference in the knowledge about CAM therapies, especially among medical school staff and students. This study aimed to assess the extent of CAM use among staff working in paramedical colleges in the Riyadh region of Saudi Arabia and to examine their perception and attitudes towards such medicines.Materials and methods: Eighty paramedical staff members of different age groups and specializations were invited to participate in the study. A self-administered questionnaire adapted from similar studies was used in this study.Results: The response rate was 99%. The majority of respondents (56%) reported believing that CAM therapies play an important complementary role to the action of CM.Conclusion: To the best of the authors’ knowledge, this is the first study of its kind to assess peoples’ attitudes towards CAM use in the region. As the use of healing practices outside of CM rise among patients, ignorance of CAM by future medical practitioners can cause a communication gap between people and the profession that serves them. It is encouraging that the majority of medical staff in this study recognizes and is enthusiastic to rectify this lack of knowledge.Keywords: Complementary and alternate medicine, paramedical staffs, attitude, perception, belief

    Системный подход к управлению экономикой знаний

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    Описываются особенности и уровни управления экономикой знаний. Через системный подход в современном менеджменте рассматривается организационное и ресурсное управление экономикой знаний. Обосновывается взаимообусловленность развития современного менеджмента и экономики знаний. Менеджмент постмодерна является драйвером для совершенствования стратегической концепции экономики знаний, и последняя, в свою очередь, вносит коррективы в траекторию динамики методологии современного менеджмента

    Genotype and Haplotype Analysis of ABCB1 at 1236, 2677 and 3435 among Jordanian Population

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    Purpose: To determine the frequencies of important allelic variants and their haplotype frequencies of the gene among Jordanian population and to compare findings with those reported for other ethnic groups.Methods: Genotyping of ABCB1 (C1236T, G2677T/A and C3435T) was carried out on unrelated healthy Jordanian subjects. Different allelic variants were determined using polymerase chain reactionrestriction fragment length polymorphism (PCR-RFLP). The haplotype frequencies of these three SNPs were analyzed and compared them with those of other reported populations. Haplotype frequencies were calculated using Golden Helix Tree software and Linkage disequilibrium was represented by D”.Results: ABCB1 C3435T allele frequencies for C allele and T allele were 0.57 and 0.43, respectively. For ABCB1 G2677T/A the allele frequencies for G allele, T allele, and A allele were 0.65, 0.32 and 0.0, respectively. As for ABCB C1236T, its allele frequencies were 0.65 for C allele and 0.35 for T allele. C1236T, G2677T/A, and C3435T SNPs were expected to be structured in 8 different haplotypes with GC- C (37.6.0 %), T-T-T (18.6 %), G-C-T (14.3 %) and T-T-C (12 %) that were most prominent. The haplotype frequency distribution of our study group was found to be significantly different from those of Chinese, Indian, Japanese, African and Caucasian (p < 0.0001) and resemble Ashkenazi Jewish and Slovenian populations (p > 0.05).Conclusion: In addition to earlier studies, the findings of the current study provide evidence that suggest the use of genetic polymorphisms of ABCB1 SNPs as markers for ethnicity and ancestral origin. The analysis of haplotype and genotype can be useful in identifying the relation between ABCB1 polymorphism, disease susceptibility and drug disposition.Keywords: Genotype, Allele, MDR1, ABCB1, Polymorphism, Haplotype frequencie

    ANURIA SECONDARY TO HOT WEATHER-INDUCED HYPERURICAEMIA: DIAGNOSIS AND MANAGEMENT

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    There is little information on the management of anuria secondary to severe volume depletion or as a rare manifestation of heat stroke in areas of the world with very hot summers. We present our experience with hot weather-induced hyperuricaemia in Kuwait

    ANURIA SECONDARY TO HOT WEATHER-INDUCED HYPERURICAEMIA: DIAGNOSIS AND MANAGEMENT

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    There is little information on the management of anuria secondary to severe volume depletion or as a rare manifestation of heat stroke in areas of the world with very hot summers. We present our experience with hot weather-induced hyperuricaemia in Kuwait

    A comparative study of voluntarily reported medication errors among adult patients in intensive care (IC) and non- IC settings in Riyadh, Saudi Arabia

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    Purpose: To investigate the risk factors associated with medication errors and to compare the incidence and types of voluntarily reported medication errors among adult intensive care unit (ICU) and non-ICU patients at King Abdulaziz Medical City, Riyadh, Saudi Arabia.Methods: The design of this study was retrospective. All voluntarily reported medication errors involving adult patients (≥ 18 years) who were admitted into King Abdulaziz Medical City during the study period (January 2012 to June 2013) were included in the study. Reported medication errors were classified as ICU or non-ICU errors. Medication errors were also classified according to the node of medication use, harm category, and type of medication errors.Results: A total of 31,399 patients admitted into the hospital were included in the study, with 1,966 (6 %) admitted into the ICU and 29,433 (94 %) admitted into the non-ICU units. Overall, the incidence of medication errors was 1.2 % (390/31,399), 1. Over half of the errors were administration-related (51 %). The incidence of medication errors was 5.5 % (108/1,966) in ICU compared with 0.96 % (282/29,433) in non-ICU units (p < 0.001. In both settings, prescribing errors, delay in drug administration and dispensing extra dose were the most common medication errors. Higher risk for medication errors was significantly associated with admission into ICU vs. non-ICU units [OR = 5.24, 95 % CI: (4.12, 6.65); p < 0.001] and with patients’ age ≥ 60 vs. < 60 years [OR = 1.48, 95 % CI: (1.19, 1.83); p < 0.001].Conclusion: Medication errors are common in the health facility and occur during all stages of medication use from prescribing to administration. Higher risk for medication errors is associated with admission into the ICU and with patients’ age ≥ 60. Physician, pharmacists, and nurses need to be vigilant, up-to-date, and continuously trained to reduce the incidence of medication errors.Keywords: Medication errors, Voluntary reporting, Intensive care unit, Hospital settin

    BELIEFS AND ATTITUDES OF PARAMEDICAL COLLEGE STAFF TOWARDS COMPLEMENTARY AND ALTERNATE MEDICINE

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    Background: Complementary and alternate medicine (CAM) has been defined as a group of diverse medical and healthcare systems, practices, and products not presently considered part of conventional medicine (CM). Studies in different countries have revealed a geographical difference in the knowledge about CAM therapies, especially among medical school staff and students. This study aimed to assess the extent of CAM use among staff working in paramedical colleges in the Riyadh region of Saudi Arabia and to examine their perception and attitudes towards such medicines. Materials and methods: Eighty paramedical staff members of different age groups and specializations were invited to participate in the study. A self-administered questionnaire adapted from similar studies was used in this study. Results: The response rate was 99%. The majority of respondents (56%) reported believing that CAM therapies play an important complementary role to the action of CM. Conclusion: To the best of the authors’ knowledge, this is the first study of its kind to assess peoples’ attitudes towards CAM use in the region. As the use of healing practices outside of CM rise among patients, ignorance of CAM by future medical practitioners can cause a communication gap between people and the profession that serves them. It is encouraging that the majority of medical staff in this study recognizes and is enthusiastic to rectify this lack of knowledg

    METHOD DEVELOPMENT AND VALIDATION OF THE CHROMATOGRAPHIC ANALYSIS OF FLUTICASONE PROPIONATE AND SALMETEROL XINAFOATE COMBINATION IN SOLUTIONS AND HUMAN PLASMA USING HPLC WITH UV DETECTION

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    Objective: A simple, Rapid, and sensitive HPLC method utilizing UV detection was developed and validated for the simultaneous estimation of Fluticasone propionate (FP) and Salmeterol xinafoate (SX) in solutions and in vitro human plasma. Methods: Chromatographic analysis was done on SUPELCO® RP-C18 column (150 x 4.6 mm, 5 μm particle size) with an isocratic mobile phase composed of methanol, acetonitrile, and water (50:20:30, v/v) mixture while flow rate was set to 1 ml/min. Detection with UV at maximum absorbance wavelength (ʎmax) values of 236 and 252 for FP and SX, respectively. Spiked plasma samples were liquid-liquid extracted by diethyl ether and reconstituted using methanol. Results: Method was accurate and precise over a linear (R2>0.995) range of (0.067-100 µg/ml) and (0.0333-50 µg/ml) for FP and SX, respectively. LOD/lOQ values were 0.13/0.6 and 0.06/0.3 µg/ml for FP and SX, respectively. The developed method was successfully applied for the analysis of FP and SX in spiked human plasma samples. The method is considered to be accurate and precise over a linear (R2>0.9969) range of (6.67-66.67 µg/ml) and (3.33-33.3 µg/ml) for FP and SX, respectively. Extraction efficiency was approved by recovery values of (94.98–102.46 %) and (96.54–102.62 %) for FP and SX, respectively. Conclusion: This validated method revealed simple and cheap extraction procedures and detectors, non-buffered mobile phase, and short retention times with excellent resolution

    Physical, structural, and gamma ray shielding studies on novel (35+x) PbO-5TeO2-20Bi2O3-(20-x) MgO-20B2O3 glasses

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    The primary aim of this investigation is to synthesize a novel glass system with a composition (35+x) PbO-5TeO2-20Bi2O3-(20-x) MgO-20B2O3 (where x=0, 5, 10, 15, and 20 mol%) by melt quenching method. The confirmation of the amorphous behavior and the presence of the various vibration modes and stretching modes have been analyzed using the XRD and FTIR techniques, respectively. The radiation shielding parameters of these glasses were reported using MCNP5 simulation. The effects of PbO on the MCNP5 parameters were investigated in detail. The mass attenuation coefficient (MAC) was simulated via MCNP5 code, and it was found that the MAC values from MCNP5 all follow the same trend as the XCOM data. The similarity means that the two simulations strongly agree with each other. The linear attenuation coefficient (LAC) was calculated for all the glasses. The glass sample with 55 mol% of the PbO has the greatest LAC at any energy, such as 0.317 at 10 MeV, the lowest investigated energy. From the LAC values, other parameters such as transmission factor (TF), lead equivalent thickness (dlead), and half-value layer (HVL) were reported. The results for the TF of the glasses revealed that the glass systems become more effective as their thickness increases. Glass sample with 35 mol % of the PbO recorded the highest TF at all energies due to its lack of PbO content, such as 15.533% for a thickness of 1 cm and 6.122% for 1.5-cm thickness at 0.3 MeV. The radiation protection efficiency (RPE) was also determined, and we found that the glasses with the greater PbO content and least MgO content have the highest RPE. Therefore, based on the RPE values, glasses with the greater PbO are the most effective radiation shield from the investigated glasses. © 2021, Australian Ceramic Society.This research was funded by the Deanship of Scientific Research at Princess Nourah bint Abdulrahman University through the Fast-Track Research Funding Program

    Pharmacological Inhibition of polysialyltransferase ST8SiaII Modulates Tumour Cell Migration

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    YesPolysialic acid (polySia), an α-2,8-glycosidically linked polymer of sialic acid, is a developmentally regulated posttranslational modification predominantly found on NCAM (neuronal cell adhesion molecule). Whilst high levels are expressed during development, peripheral adult organs do not express polySia-NCAM. However, tumours of neural crest-origin re-express polySia-NCAM: its occurrence correlates with aggressive and invasive disease and poor clinical prognosis in different cancer types, notably including small cell lung cancer (SCLC), pancreatic cancer and neuroblastoma. In neuronal development, polySia-NCAM biosynthesis is catalysed by two polysialyltransferases, ST8SiaII and ST8SiaIV, but it is ST8SiaII that is the prominent enzyme in tumours. The aim of this study was to determine the effect of ST8SiaII inhibition by a small molecule on tumour cell migration, utilising cytidine monophosphate (CMP) as a tool compound. Using immunoblotting we showed that CMP reduced ST8iaII-mediated polysialylation of NCAM. Utilizing a novel HPLC-based assay to quantify polysialylation of a fluorescent acceptor (DMB-DP3), we demonstrated that CMP is a competitive inhibitor of ST8SiaII (Ki = 10 μM). Importantly, we have shown that CMP causes a concentration-dependent reduction in tumour cell-surface polySia expression, with an absence of toxicity. When ST8SiaII-expressing tumour cells (SH-SY5Y and C6-STX) were evaluated in 2D cell migration assays, ST8SiaII inhibition led to significant reductions in migration, while CMP had no effect on cells not expressing ST8SiaII (DLD-1 and C6-WT). The study demonstrates for the first time that a polysialyltransferase inhibitor can modulate migration in ST8SiaII-expressing tumour cells. We conclude that ST8SiaII can be considered a druggable target with the potential for interfering with a critical mechanism in tumour cell dissemination in metastatic cancers.Yorkshire Cancer Research; EPSRC; Association for International Cancer Research; Jordanian Government PhD scholarshi
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