Displaying publications 1 - 20 of 425 in total

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  1. See HS, Yap YY, Yip WK, Seow HF
    World J Surg Oncol, 2008;6:18.
    PMID: 18275617 DOI: 10.1186/1477-7819-6-18
    Nasopharyngeal carcinoma (NPC) is a human epithelial tumour with high prevalence amongst Chinese in Southern China and South East Asia and is associated with the Epstein-Barr virus (EBV). The viral genome harbours an oncogene, namely, the latent membrane protein 1 (LMP1) gene and known variants such as the 30-bp deletion and loss of XhoI restriction site have been found. Less is known about the relationship between these variants and the population characteristics and histological type.
    Matched MeSH terms: Pilot Projects
  2. Kaewput C, Suppiah S, Vinjamuri S
    World J Nucl Med, 2018 Jan-Mar;17(1):34-40.
    PMID: 29398963 DOI: 10.4103/wjnm.WJNM_16_17
    The aim of our study was to correlate tumor uptake of 68Ga-DOTA-NOC positron emission tomography/computed tomography (PET/CT) with the pathological grade of neuroendocrine tumors (NETs). 68Ga-DOTA-NOC PET/CT examinations in 41 patients with histopathologically proven NETs were included in the study. Maximum standardized uptake value (SUVmax) and averaged SUV SUVmean of "main tumor lesions" were calculated for quantitative analyses after background subtraction. Uptake on main tumor lesions was compared and correlated with the tumor histological grade based on Ki-67 index and pathological differentiation. Classification was performed into three grades according to Ki-67 levels; low grade: Ki-67 <2, intermediate grade: Ki-67 3-20, and high grade: Ki-67 >20. Pathological differentiation was graded into well- and poorly differentiated groups. The values were compared and evaluated for correlation and agreement between the two parameters was performed. Our study revealed negatively fair agreement between SUVmax of tumor and Ki-67 index (r = -0.241) and negatively poor agreement between SUVmean of tumor and Ki-67 index (r = -0.094). SUVmax of low-grade, intermediate-grade, and high-grade Ki-67 index is 26.18 ± 14.56, 30.71 ± 24.44, and 6.60 ± 4.59, respectively. Meanwhile, SUVmean of low-grade, intermediate-grade, and high-grade Ki-67 is 8.92 ± 7.15, 9.09 ± 5.18, and 3.00 ± 1.38, respectively. As expected, there was statistically significant decreased SUVmax and SUVmean in high-grade tumors (poorly differentiated NETs) as compared with low- and intermediate-grade tumors (well-differentiated NETs). SUV of 68Ga-DOTA-NOC PET/CT is not correlated with histological grade of NETs. However, there was statistically significant decreased tumor uptake of 68Ga-DOTA-NOC in poorly differentiated NETs as compared with the well-differentiated group. As a result of this pilot study, we confirm that the lower tumor uptake of 68Ga-DOTA-NOC may be associated with aggressive behavior and may, therefore, result in poor prognosis.
    Matched MeSH terms: Pilot Projects
  3. Krishnan R, Karim H
    World Health Forum, 1998;19(2):159-60.
    PMID: 9652215
    Matched MeSH terms: Pilot Projects
  4. Sinniah D, Rajeswari B, Harun F, Maniam CR
    World Health Forum, 1994;15(3):236-7.
    PMID: 7945748
    An outline is given of a simple cost-effective strategy aimed at the immunization of all children and pregnant women residing in the plantation sector of Malaysia. It is based on a partnership between government, nongovernmental organizations and the private sector, and is supported by UNICEF.
    PIP: A cost-effective strategy aimed at the immunization of all children and pregnant women residing in the plantation sector of Malaysia is outlined. It is based on a partnership between government, nongovernmental organizations and the private sector, and is supported by UNICEF. Over a million people reside on the Malaysian plantation estates: only 17% of the estates have their own hospitals; immunization services exist on only 1.5%; 40% of the estates are at least 5 kilometers from the nearest government health facility; and 64% lack transport for workers and their dependents to seek care away from the plantations. Two nongovernmental organizations, the Malaysian Paediatric Association and the Malaysian Society of Health, initiated discussions with the United Planting Association of Malaysia. A pilot study was undertaken by the groups on 6 estates in Selangor State, which included all the children at their first birthday. Tuberculosis, diphtheria/pertussis/tetanus, poliomyelitis, and measles immunization coverages were 88%, 44%, 59%, and 66%, respectively. The association of plantations accepted the organizations' proposals for all estates to: register all births; provide free transportation to government health clinics for the immunization of all eligible children and pregnant women; and enforce immunization schedules and record-keeping. The Ministry of Health agreed to provide free immunization of children and pregnant women; send mobile teams to estates that could assemble 20 or more eligible people for immunization; provide the estates with educational materials dealing with immunization; arrange that the maintenance of the cold chain be supervised by local medical officers of health; consider the training of estate hospital assistants with the help of the nongovernmental organizations. The total immunization plan was launched in September 1990. A manual was distributed to the estate managers, hospital assistants on the estates, and the medical officers who would implement and monitor the program. It is expected that total child immunization will be achieved in the foreseeable future in the estate sector.
    Matched MeSH terms: Pilot Projects
  5. Zulkeflee Z, Sánchez A
    Water Sci Technol, 2014;70(6):1032-9.
    PMID: 25259492 DOI: 10.2166/wst.2014.329
    An innovative approach using soybean residues for the production of bioflocculants through solid-state fermentation was carried out in 4.5 L near-to-adiabatic bioreactors at pilot-scale level. An added inoculum of the strain Bacillus subtilis UPMB13 was tested in comparison with control reactors without any inoculation after the thermophilic phase of the fermentation. The flocculating performances of the extracted bioflocculants were tested on kaolin suspensions, and crude bioflocculants were obtained from 20 g of fermented substrate through ethanol precipitation. The production of bioflocculants was observed to be higher during the death phase of microbial growth. The bioflocculants were observed to be granular in nature and consisted of hydroxyl, carboxyl and methoxyl groups that aid in their flocculating performance. The results show the vast potential of the idea of using wastes to produce bioactive materials that can replace the current dependence on chemicals, for future prospect in water treatment applications.
    Matched MeSH terms: Pilot Projects
  6. Al-Baldawi IA, Sheikh Abdullah SR, Anuar N, Suja F, Idris M
    Water Sci Technol, 2013;68(10):2271-8.
    PMID: 24292478 DOI: 10.2166/wst.2013.484
    One of the appropriate development technology options for the treatment of wastewater contaminated with diesel is constructed wetlands (CWs). Throughout 72 days of exposure, sampling was carried out for monitoring of physical parameters, plant growth and the efficiency of total petroleum hydrocarbon (TPH) removal, as an indication for diesel contamination, to assess the pilot-scale performance. Four pilot CWs with a horizontal sub-surface flow system were applied using the bulrush of Scirpus grossus. The CWs were loaded with different diesel concentrations of 0, 0.1, 0.2 and 0.25% (Vdiesel/Vwater). The TPH removal efficiencies were 82, 71, and 67% at the end of 72 days for diesel concentrations of 0.1, 0.2, and 0.25% respectively. In addition, the high removal efficiency of total suspended solids and chemical oxygen demand (COD) were 100 and 75.4% respectively, for a diesel concentration of 0.1%. It was concluded that S. grossus is a potential plant that can be used in a well-operated CW for restoring 0.1% diesel-contaminated water.
    Matched MeSH terms: Pilot Projects
  7. Hamdan R, Mara DD
    Water Sci Technol, 2011;63(5):841-4.
    PMID: 21411931 DOI: 10.2166/wst.2011.102
    Rock filters are an established technology for polishing waste stabilization pond effluents. However, they rapidly become anoxic and consequently do not remove ammonium-nitrogen. Horizontal-flow aerated rock filters (HFARF), developed to permit nitrification and hence ammonium-N removal, were compared with a novel vertical-flow aerated rock filter (VFARF). There were no differences in the removals of BOD5, TSS and TKN, but the VFARF consistently produced effluents with lower ammonium-N concentrations (<0.3 mg N/L) than the HFARF (0.8-1.5 mg N/L) and higher nitrate-N concentrations (24-29 mg N/L vs. 17-24 mg N/L).
    Matched MeSH terms: Pilot Projects
  8. Akinbile CO, Yusoff MS, Ahmad Zuki AZ
    Waste Manag, 2012 Jul;32(7):1387-93.
    PMID: 22456086 DOI: 10.1016/j.wasman.2012.03.002
    Performance evaluation of pilot scale sub-surface constructed wetlands was carried out in treating leachate from Pulau Burung Sanitary Landfill (PBSL). The constructed wetland was planted with Cyperus haspan with sand and gravel used as substrate media. The experiment was operated for three weeks retention time and during the experimentation, the influent and effluent samples were tested for its pH, turbidity, color, total suspended solid (TSS), chemical oxygen demand (COD), biochemical oxygen demand (BOD(5)), ammonia nitrogen (NH(3)-N), Total phosphorus (TP), total nitrogen (TN) and also for heavy metals such as iron (Fe), magnesium (Mg), manganese (Mn) and zinc (Zn) concentrations. The results showed that the constructed wetlands with C. haspan were capable of removing 7.2-12.4% of pH, 39.3-86.6% of turbidity, 63.5-86.6% of color, 59.7-98.8% of TSS, 39.2-91.8% of COD, 60.8-78.7% of BOD(5), 29.8-53.8% of NH(3)-N, 59.8-99.7% of TP, 33.8-67.0% of TN, 34.9-59.0% of Fe, 29.0-75.0% of Mg, 51.2-70.5% of Mn, and 75.9-89.4% of Zn. The significance of removal was manifested in the quality of the effluent obtained at the end of the study. High removal efficiencies in the study proved that leachate could be treated effectively using subsurface constructed wetlands with C. haspan plant.
    Matched MeSH terms: Pilot Projects
  9. Yeap KS, Mohd Yaacob N, Rao SP, Hashim NR
    Waste Manag Res, 2012 Dec;30(12):1251-60.
    PMID: 23103414 DOI: 10.1177/0734242X12465459
    This article presents lessons learned from a design project that explored the possibility of incorporating waste into the design of a school prototype. The authors worked with professional architects, a waste artist, environmental scientists and local waste operators to uncover new uses and applications for discarded items. As a result, bottles, aluminium cans, reclaimed doors, crushed concrete and second-hand bricks, etc. were identified, explored and integrated into the architectural design. This article serves as a catalyst that advocates the use of reclaimed materials in the field of design and planning. In particular, it highlights the challenges and issues that need to be addressed in carrying out design work with waste. Designers and practitioners interested in minimizing waste generation by proposing the use of reclaimed materials will find this article useful.
    Matched MeSH terms: Pilot Projects
  10. Padmavathy KM, Kumar JP, Marya RK
    MyJurnal
    Obesity continues to be one of the most important emerging public health problems over the past few decades in all developing countries, and recently in non developing countries also, because of improving living standerds. Lack of physical activity and leisurely attitude are one of the factors which determine the obesity and many factors influence the physical activity levels. The Leisure Time Physical Activities (LTPA) could be an important factor which decides energy balance, which can be influenced by self-perception of obesity. In this pilot study the impact of self-perception of obesity on LTPA (Kcal/week) using Compendium of Physical activities by Ainsworth et al was studied among medical students. The increased level of physical activity (LTPA) was observed among both genders with BMI less than 25; but female with overweight/obesity (BMI ≥ 25) showed significant correlation of LTPA with their BMI (r2 = 33.15%; p = 0.03). The subjects perceived their weight in proportion to their BMI especially male students. The subjects were grouped based on their self-perception of obesity, and significant correlation between self-perception of obesity and LTPA was observed among females who neither disagree, nor agree their obesity (group 3: r2 = 74.31%; p = 0.0003). Among males BMI was significantly different between the groups. Most of the male subjects perceived their overweight/obesity and more LTPA among those perceived not obese. Among females who perceived their overweight performed more LTPA to reduce their BMI. But in both gender those with BMI more than 25 and those strongly agree their obesity had less LTPA. Hence this study contends the impact of self-perception of obesity on LTPA among medical students and the importance of motivation for those who require intervening by improving their physical activities.
    Matched MeSH terms: Pilot Projects
  11. Ong TA, Khong SY, Ng KL, Ting JR, Kamal N, Yeoh WS, et al.
    Urology, 2015 Sep;86(3):487-91.
    PMID: 26142713 DOI: 10.1016/j.urology.2015.06.022
    OBJECTIVE: To evaluate the effectiveness of pelvic floor muscle exercises (PFMEs) performed with the new biofeedback Vibrance Kegel Device (VKD), compared to PFMEs alone, in treating stress urinary incontinence (SUI).

    MATERIALS AND METHODS: This was a pilot prospective, randomized trial of women aged ≥18 years with SUI symptoms who underwent PFMEs at University Malaya Medical Centre from October 2011 to October 2013. The patients were randomly divided into two groups: control (PFMEs alone) and VKD (PFMEs with VKD biofeedback). The patients underwent 16 weeks of pelvic floor training, during which they were assessed using Australian pelvic floor questionnaires and modified Oxford scales for pelvic floor muscle strength at week 0, 4, and 16.

    RESULTS: Forty patients were recruited (control 19, VKD 21). Three patients in the control group dropped out during week 16 training, whereas the VKD group had no dropouts. The VKD group reported significantly earlier improvement in SUI scores, as assessed by the Australian pelvic floor questionnaires (P = .035) at week 4. However, there was no significant difference between the groups' SUI scores at week 16. Pelvic floor muscle strength was significantly better in the VKD group at week 4 (P = .025) and week 16 (P = 0.001). The subjective cure rate was similar in both groups at week 16 (62.5% for control and 61.9% for VKD) (P = 0.742).

    CONCLUSION: Using the VKD resulted in significant early improvement in SUI scores, and pelvic muscle strength had improved significantly by the end of the study. The VKD proved useful as an adjunct for pelvic floor training.

    Matched MeSH terms: Pilot Projects
  12. Manickam S, Abidin Nb, Parthasarathy S, Alzorqi I, Ng EH, Tiong TJ, et al.
    Ultrason Sonochem, 2014 Jul;21(4):1519-26.
    PMID: 24485395 DOI: 10.1016/j.ultsonch.2014.01.002
    Palm oil mill effluent (POME) is a highly contaminating wastewater due to its high chemical oxygen demand (COD) and biochemical oxygen demand (BOD). Conventional treatment methods require longer residence time (10-15 days) and higher operating cost. Owing to this, finding a suitable and efficient method for the treatment of POME is crucial. In this investigation, ultrasound cavitation technology has been used as an alternative technique to treat POME. Cavitation is the phenomenon of formation, growth and collapse of bubbles in a liquid. The end process of collapse leads to intense conditions of temperature and pressure and shock waves which assist various physical and chemical transformations. Two different ultrasound systems i.e. ultrasonic bath (37 kHz) and a hexagonal triple frequency ultrasonic reactor (28, 40 and 70 kHz) of 15 L have been used. The results showed a fluctuating COD pattern (in between 45,000 and 60,000 mg/L) while using ultrasound bath alone, whereas a non-fluctuating COD pattern with a final COD of 27,000 mg/L was achieved when hydrogen peroxide was introduced. Similarly for the triple frequency ultrasound reactor, coupling all the three frequencies resulted into a final COD of 41,300 mg/L compared to any other individual or combination of two frequencies. With the possibility of larger and continuous ultrasonic cavitational reactors, it is believed that this could be a promising and a fruitful green process engineering technique for the treatment of POME.
    Matched MeSH terms: Pilot Projects
  13. Lau SM, Vythilingam I, Doss JI, Sekaran SD, Chua TH, Wan Sulaiman WY, et al.
    Trop Med Int Health, 2015 Oct;20(10):1271-80.
    PMID: 26094839 DOI: 10.1111/tmi.12555
    To determine the effectiveness of using sticky traps and the NS1 dengue antigen kit for the surveillance of Aedes mosquitoes for dengue control.
    Matched MeSH terms: Pilot Projects
  14. Krishnan PB, Abdullah M, Hudu SA, Sekawi Z, Tan SS, Amin-Nordin S
    Trop Biomed, 2019 Sep 01;36(3):703-708.
    PMID: 33597492
    Asian countries account for almost three quarter of hepatocellular carcinoma (HCC) reported globally and chronic hepatitis B infection is one of the main contributors. Clinical observations show that Malay patients with chronic hepatitis B and HCC tend to have a worse outcome, when compared to other two major races in Malaysia. The objectives of this study was to determine the frequency of human leukocyte antigen (HLA) class II alleles in chronic hepatitis B patients with HCC among Malays compared to the general population to identify potential associations of HLA alleles with this disease. HLA class II typing was performed in chronic hepatitis B patients with hepatocellular carcinoma (n=12) by -polymerase chain reaction, sequence specific primer (PCR-SSP) method. There were higher allelic frequencies of certain HLA-DQB1 and HLA-DRB1 alleles; HLA-DQB1*03 (07) (41.7%), and HLA-DRB1*12 (41.7% vs 28.6%) and compared to controls (41.7% vs 29.7%). However, there was no significant statistical correlation found when compared with the normal healthy general population. This study provides an insight into the HLA Class II association with chronic hepatitis B and hepatocellular carcinoma in Malays. However, findings from this study should be validated with a larger number of samples using a high resolution HLA typing.
    Matched MeSH terms: Pilot Projects
  15. Abdelhaleem AA, Elamin EM, Elhassan AM, Nail AM, Abdullah NE, Mukhtar MM
    Trop Biomed, 2020 Dec 01;37(4):877-883.
    PMID: 33612741 DOI: 10.47665/tb.37.4.877
    Sudanese mucosal leishmaniasis (ML) is a rare clinical form of leishmaniasis and characterized by persistent ulcer of the oral and/or the nasal mucous membranes caused by Leishmania donovani. No data is available about the systemic and local immune responses in mucosal leishmaniasis. This study aimed to measure the systemic and the local cytokines responses of Sudanese ML patients compared to cured cutaneous leishmaniasis patients (Leishmanin skin test positive, LST+ve) and unexposed healthy controls (Leishmanin skin test negative, LST-ve). Six parasitological confirmed ML patients, 7 LST+ve, and 6 LST-ve were enrolled. Systemic Th-1 (IFN-γ and TNF-α), Th-2 (IL-10 and IL-13), Treg (TGF-β1), and inflammatory cytokines IL-6 and IL-8 concentration were measured in the supernatant of whole blood samples following stimulation with live L. donovani promastigotes using ELISA. Local intralesion IL-10, IFN-γ, and IL-13 expression was measured using Real Time PCR. A significant high concentrations of IFN-γ, TNFα, IL-10, TGFβ, IL-6, and IL-8 were detected in the supernatant of stimulated whole blood samples of ML patients compared with the LST+ve and LST-ve controls. Using Real Time-PCR and primers for various cytokines, a significant high expression of TH2 cytokines IL-10 and IL-13 mRNA was detected in contrast to a low TH1 cytokine IFN-γ mRNA in the mucosal lesion. There is a clear dichotomy in the cytokine response during Mucosal leishmaniasis. A significantly high TH1, inflammatory and Treg cytokines response is produced systemically, in contrast to a significant high TH2 cytokines response in the mucosal lesion.
    Matched MeSH terms: Pilot Projects
  16. Chen PC, Tan YK
    Trop Geogr Med, 1981 Dec;33(4):403-9.
    PMID: 7342391
    Matched MeSH terms: Pilot Projects
  17. Rosales RL, Balcaitiene J, Berard H, Maisonobe P, Goh KJ, Kumthornthip W, et al.
    Toxins (Basel), 2018 06 21;10(7).
    PMID: 29933562 DOI: 10.3390/toxins10070253
    The ONTIME study investigated whether early post-stroke abobotulinumtoxinA injection delays appearance or progression of upper limb spasticity (ULS) symptoms. ONTIME (NCT02321436) was a 28-week, exploratory, double-blind, randomized, placebo-controlled study of abobotulinumtoxinA 500U in patients with ULS (Modified Ashworth Scale [MAS] score ≥ 2) 2⁻12 weeks post-stroke. Patients were either symptomatic or asymptomatic (only increased MAS) at baseline. Primary efficacy outcome measure: time between injection and visit at which re-injection criteria were met (MAS ≥ 2 and ≥1, sign of symptomatic spasticity: pain, involuntary movements, impaired active or passive function). Forty-two patients were randomized (abobotulinumtoxinA 500U: n = 28; placebo: n = 14) with median 5.86 weeks since stroke. Median time to reach re-injection criteria was significantly longer for abobotulinumtoxinA (156 days) than placebo (32 days; log-rank: p = 0.0176; Wilcoxon: p = 0.0480). Eleven (39.3%) patients receiving abobotulinumtoxinA did not require re-injection for ≥28 weeks versus two (14.3%) in placebo group. In this exploratory study, early abobotulinumtoxinA treatment significantly delayed time to reach re-injection criteria compared with placebo in patients with post-stroke ULS. These findings suggest an optimal time for post-stroke spasticity management and help determine the design and sample sizes for larger confirmatory studies.
    Matched MeSH terms: Pilot Projects
  18. Qazi A, Raj RG, Tahir M, Waheed M, Waheed M, Khan SU, et al.
    ScientificWorldJournal, 2014;2014:872929.
    PMID: 24711739 DOI: 10.1155/2014/872929
    Existing opinion mining studies have focused on and explored only two types of reviews, that is, regular and comparative. There is a visible gap in determining the useful review types from customers and designers perspective. Based on Technology Acceptance Model (TAM) and statistical measures we examine users' perception about different review types and its effects in terms of behavioral intention towards using online review system. By using sample of users (N = 400) and designers (N = 106), current research work studies three review types, A (regular), B (comparative), and C (suggestive), which are related to perceived usefulness, perceived ease of use, and behavioral intention. The study reveals that positive perception of the use of suggestive reviews improves users' decision making in business intelligence. The results also depict that type C (suggestive reviews) could be considered a new useful review type in addition to other types, A and B.
    Matched MeSH terms: Pilot Projects
  19. Abdul Wahab RM, Zainal Ariffin SH, Yeen WW, Ahmad NA, Senafi S
    ScientificWorldJournal, 2012;2012:236427.
    PMID: 22629122 DOI: 10.1100/2012/236427
    Three specific orthodontic tooth movement genes, that is, FCRL1, HSPG2, and LAMB2 were detected at upper first premolar (with appliance) dental pulp tissue by using GeneFishing technique as compared to lower first premolar (without appliance). These three differentially expressed genes have the potential as molecular markers during orthodontic tooth movement by looking at molecular changes of pulp tissue.
    Matched MeSH terms: Pilot Projects
  20. Villiers-Tuthill A, Doulougeri K, McGee H, Montgomery A, Panagopoulou E, Morgan K
    Patient, 2017 Dec;10(6):753-761.
    PMID: 28523465 DOI: 10.1007/s40271-017-0246-8
    BACKGROUND: Patient perceptions of quality of care (QoC) are directly linked with patient safety and clinical effectiveness. We need patient-designed QoC instruments that work across languages and countries to optimise studies across systems in this area. Few QoC measurement tools exist that assess all aspects of QoC from the patient perspective. This paper describes the development and validation of a comprehensive measure to assess patient perceptions of QoC that incorporates technical and interpersonal aspects of care and is grounded in the established Institute of Medicine (IOM) QoC framework.

    DESIGN: We conducted a multi-country cross-sectional study.

    METHODS: Following a literature review and patient focus groups, an expert panel generated questionnaire items. Following a pilot study, item numbers were reduced. The final questionnaire consisted of three sections: demographics, perceived QoC and one open-ended question. Data was collected from patients (n = 531) discharged from hospitals across seven countries in South East Europe (languages: Turkish, Greek, Portuguese, Romanian, Croatian, Macedonian and Bulgarian). Reliability and validity of the measure were assessed.

    RESULTS: Confirmatory factor analysis was used to compare various factor models of patient-perceived QoC. Good model fit was demonstrated for a two-factor model: communication and interpersonal care, and hospital facilities.

    CONCLUSIONS: The ORCAB (Improving quality and safety in the hospital: The link between organisational culture, burnout and quality of care) Patient QoC questionnaire has been collaboratively and exhaustively developed between healthcare professionals and patients. It enables patient QoC data to be assessed in the context of the IOM pillars of quality, considering both technical and interpersonal dimensions of care. It represents an important first step in including the patient perspective.

    Matched MeSH terms: Pilot Projects
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