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A preliminary report of the clinical assessment on the efficacy of a combination of triamcinolone and demethylchlortetracycline

Lin TY

Dent J Malaysia Singapore, 1968 Oct;8(2):47-50.
PMID: 5250656
Fulltext Suggestive evidence of SIc2a9 polymorphisms association in gouty malay males

Mahfudzah A, Nazihah MY, Wan Syamimee WG, Huay, Lin T, Wan Rohani WT

International Medical Journal Malaysia, 2015;14(2):35-40.
MyJurnal

Introduction: Solute carrier family 2, member 9 (SLC2A9) is thought to be an important urate transporter that influences the excretion and reabsorption of serum uric acid, thus has a strong effect on serum urate and risk of gout. SLC2A9 polymorphisms have been extensively studied in various populations in association with gout development. Our aim was to test for association of SLC2A9 SNPs with gout in Malay males.
Methods: 78 gouty patients and 82 normal subjects were recruited and genotyped for rs3733591, rs5028843 and rs11942223 using PCR-RFLP technique. Single association and haplotype association analyses were conducted using SHEsis online software.
Results: rs3733591 and rs5028843 showed association with gout with p value of 0.020 and 0.036, respectively, whilst rs11942223 yielded no association with p value of 0.08 with trend towards susceptibility projecting by OR=3.547, 3.667 and 2.732, respectively. It is noteworthy that haplotype 1/1/1 conferred protection in gout with p value 0.004 (OR=0.324 [0.147-0.716]).
Conclusion: This study might suggest an evidence of association of SLC2A9 SNPs with gout among Malay males.
KEYWORDS: Gout, SLC2A9, Malay males
Study site: Medical Specialist Clinic at Hospital Universiti Sains Malaysia (HUSM), Kelantan, Malaysia
Fulltext Effect of Piper sarmentosum Extract on the Cardiovascular System of Diabetic Sprague-Dawley Rats: Electron Microscopic Study

Thent ZC, Seong Lin T, Das S, Zakaria Z

Evid Based Complement Alternat Med, 2012;2012:628750.
PMID: 23304208 DOI: 10.1155/2012/628750

Although Piper sarmentosum (PS) is known to possess the antidiabetic properties, its efficacy towards diabetic cardiovascular tissues is still obscured. The present study aimed to observe the electron microscopic changes on the cardiac tissue and proximal aorta of experimental rats treated with PS extract. Thirty-two male Sprague-Dawley rats were divided into four groups: untreated control group (C), PS-treated control group (CTx), untreated diabetic group (D), and PS-treated diabetic group (DTx). Intramuscular injection of streptozotocin (STZ, 50 mg/kg body weight) was given to induce diabetes. Following 28 days of diabetes induction, PS extract (0.125 g/kg body weight) was administered orally for 28 days. Body weight, fasting blood glucose, and urine glucose levels were measured at 4-week interval. At the end of the study, cardiac tissues and the aorta were viewed under transmission electron microscope (TEM). DTx group showed increase in body weight and decrease in fasting blood glucose and urine glucose level compared to the D group. Under TEM study, DTx group showed lesser ultrastructural degenerative changes in the cardiac tissues and the proximal aorta compared to the D group. The results indicate that PS restores ultrastructural integrity in the diabetic cardiovascular tissues.
Research progress of the Otubains subfamily in hepatocellular carcinoma

Wu Y, Mohd Sani SB, Peng K, Lin T, Tan C, Huang X, et al.

Biomed Pharmacother, 2024 Aug 28;179:117348.
PMID: 39208669 DOI: 10.1016/j.biopha.2024.117348

In cancer research, oncogenesis can be affected by modulating the deubiquitination pathway. Ubiquitination regulates proteins post-translationally in variety of physiological processes. The Otubain Subfamily includes OTUB1 (ovarian tumor-associated proteinase B1) and OTUB2(ovarian tumor-associated proteinase B2). They are deubiquitinating enzymes, which are research hotspots in tumor immunotherapy, with their implications extending across the spectrum of tumor development. Understanding their important role in tumorigenesis, includ-ing hepatocellular carcinoma (HCC) is crucial. HCC has alarming global incidence rates and mortality statistics, ranking among the top five prevalent cancers in Malaysia1. Numerous studies have consistently indicated significant expression of OTUB1 and OTUB2 in HCC cells. In addition, OTUB1 has important biological functions in cancer, suggesting its important role in tumorigenesis. However, the mechanism underlying the action of OTUB1 and OTUB2 in liver cancer remains inadequately explored. Therefore, Otubain Subfamily, as potential molecular target, holds promise for advancing HCC treatments. However, further clinical studies are required to verify its efficacy and application prospects.
Human papilloma virus 18 detection in oral squamous cell carcinoma and potentially malignant lesions using saliva samples

Goot-Heah K, Kwai-Lin T, Froemming GR, Abraham MT, Nik Mohd Rosdy NM, Zain RB

Asian Pac J Cancer Prev, 2012;13(12):6109-13.
PMID: 23464414

BACKGROUND: Oral cancer has become one of the most prevalent cancers worldwide and human Papillomavirus is one of the risk factors for developing oral cancer. For this study HPV18 was chosen as it is one of the high risk HPV types and may lead to carcinogenesis. However, prevalence of HPV18 infection in Oral Squamous Cell Carcinoma in Malaysia remains unclear.
OBJECTIVE: This study aimed to investigate the viral load of HPV18 DNA in OSCC and potentially malignant lesions using saliva samples.
MATERIALS AND METHODS: Genomic DNAs of thirty saliva samples of normal subjects and thirty saliva samples compromised of 16 samples from potentially malignant lesions and 14 of OSCC patients were amplified for HPV18 DNA using a nested polymerase chain reaction analysis. All PCR products were then analyzed using the Bioanalyzer to confirm presence of HPV18 DNA.
RESULT: From thirty patients examined, only one of 30 (3.3%) cases was found to be positive for HPV18 in this study.
CONCLUSION: The finding of this study revealed that there is a low viral detection of HPV18 in Malaysian OSCC by using saliva samples, suggesting that prevalence of HPV18 may not be important in this group of Malaysian OSCC.
Fulltext Determinants of 3Rs behaviour in plastic usage: A study among Malaysians

Chun T'ing L, Moorthy K, Yoon Mei C, Pik Yin F, Zhi Ying W, Wei Khong C, et al.

Heliyon, 2020 Dec;6(12):e05805.
PMID: 33409389 DOI: 10.1016/j.heliyon.2020.e05805

This research was conducted to explore the factors affecting Malaysians' application of reduce, reuse and recycle (3Rs) concept in plastic usage. This study adopted variables from the Theory of Planned Behaviour (TPB), namely, attitude, subjective norm and perceived behavioural control and added on two more variables, habit and facilitating conditions to study the plastic usage. Self-administered questionnaires were used to collect the data and analysis done. The results showed that all variables influence the plastic usage behaviour. This research contributes to a better understanding of the relationship between the determinants of behavioural intention of 3Rs application on plastic usage. Through the suggestions of suitable strategies, this research would contribute to reducing environment pollution caused by plastic waste.
Fulltext Consensus recommendations for management of head and neck cancer in Asian countries: a review of international guidelines

D'cruz A, Lin T, Anand AK, Atmakusuma D, Calaguas MJ, Chitapanarux I, et al.

Oral Oncol, 2013 Sep;49(9):872-877.
PMID: 23830839 DOI: 10.1016/j.oraloncology.2013.05.010

Head and neck cancer (HNC) is a disease of the upper aerodigestive tract and is one of the most frequently diagnosed cancers worldwide. A high rate of cancers involving the head and neck are reported across the Asian region, with notable variations between countries. Disease prognosis is largely dependent on tumor stage and site. Patients with early stage disease have a 60-95% chance of cure with local therapy. Early diagnosis and appropriate treatment are important to increase the likelihood of cure and survival. However, the majority of patients present with locally advanced disease and require multimodality treatment. This necessitates, a multidisciplinary approach which is essential to make appropriate treatment decisions, particularly with regards to tolerability, costs, available infrastructure and quality of life issues. Unfortunately, majority of the studies that dictate current practice have been developed in the west where diseases biology, patient population and available infrastructure are very different from those in the Asian continent. With this in mind an expert panel of Head and Neck Oncologists was convened in May 2012 to review the National Comprehensive Cancer Network (NCCN) and the European Society for Medical Oncology (ESMO) clinical practice guidelines and develop practical recommendations on the applicability of these guidelines on the management of head and neck cancer for Asian patients. The objective of this review and consensus meeting was to suggest revisions, to account for potential differences in demographics and resources, to the NCCN and ESMO guidelines, to better reflect current clinical management of head and neck cancer within the Asian region for health care providers. These recommendations, which reflect best clinical practice within Asia, are expected to benefit practitioners when making decisions regarding optimal treatment strategies for their patients.
Fulltext Guidelines for the use and interpretation of assays for monitoring autophagy (3rd edition)

Klionsky DJ, Abdelmohsen K, Abe A, Abedin MJ, Abeliovich H, Acevedo Arozena A, et al.

Autophagy, 2016;12(1):1-222.
PMID: 26799652 DOI: 10.1080/15548627.2015.1100356