Suphasarang Sirirattanakul

Dr. Suphasarang Sirirattanakul


Research Focus & Metrics

Academic Career Length

6Years (2021-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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27 October 2023 in BMC Public Health
Verified
Journal Article
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BCBusara Charoenwat
Busara Charoenwat
KSKunanya Suwannaying
Kunanya Suwannaying
WPWatuhatai Paibool
Watuhatai Paibool
NLNapat Laoaroon
Napat Laoaroon
SSSumitr Sutra
Sumitr Sutra
SSSuphasarang Sirirattanakul
Suphasarang Sirirattanakul
Background: Two types of rotavirus vaccines (RVs), Rotarix (RV1) and RotaTeq (RV5), were licensed as optional vaccines in 2012 and became part of the National Immunization Program (NIP) in the fiscal year 2020 in Thailand. The main objective was to evaluate the impact of rotavirus vaccines on the burden of acute diarrheal severity ranging from outpatient visits, diarrheal-related admission or deaths in the pre-NIP period (fiscal year 2015–2019) and in the fiscal year 2020. The minor objectives were assessed on the monthly admission rate, rotavirus vaccine coverage rate and rotavirus vaccine completed dose (RotaC). Methods: Data regarding OPD, admission, and death cases under the Thailand National Health Coverage (NHC) from fiscal year 2015–2020, which were recorded as International Classification of Diseases and Related Health Problem 10th (ICD-10), were analyzed. Results: The burden of diarrheal-related disease diminished after the rotavirus vaccine was introduced in the fiscal year 2020 when compared to the previous 5 fiscal years. The OPD visit rate decreased from 10.1 to 8.3 visits per 100 person-years (P < 0.001), or a 17.8% reduction (incidence rate ratio (IRR) = 0.82; 95% confidence interval (CI): 0.81 to 0.82). The admission rate significantly declined from 31.4 to 30.5 cases per 1,000 person-years, (P < 0.001), or a 2.9% reduction (IRR = 0.97; 95% CI: 0.96 to 0.98). The diarrheal-related mortality rate also subsided from 10.2 to 8.1 cases per 100,000 person-years (P 0.3), or a 20.0% reduction (IRR = 0.88; 95% CI: 0.50 to 1.22). The major population in both admissions and deaths was infants under 1 year of age (P < 0.001). Seasonality was seen as a constant bimodal pattern, with a significant decrease in monthly admissions after 6 months of rotavirus vaccine introduction to NIP (P < 0.001). RotaC was 37.4% in the first year of NIP. Conclusions: The rotavirus vaccine had a potential benefit for reducing the diarrheal disease burden, especially in infants under one year of age. Seasonality outbreaks of acute diarrhea subsided after the rotavirus vaccine was introduced. The RotaC was fairly low in the first year of the NIP. The quality of the rotavirus vaccine should be warranted. Trial registration: Number TCTR20220120003, date of registration: 20/01/2022, site: Thai Clinical Trials Registry.

30 September 2021 in Clinical Endoscopy
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Journal Article
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BCBusara Charoenwat
Busara Charoenwat
SSSuphasarang Sirirattanakul
Suphasarang Sirirattanakul
KHKangsadan Hangnak
Kangsadan Hangnak
IMItsares Muikham
Itsares Muikham
Background/Aims: The coronavirus disease (COVID)-19 pandemic presents challenges for gastrointestinal endoscopy. Although the virus is transmitted through contact and droplets, aerosol-generating procedures produce aerosols that can spread through airborne routes. Several gastrointestinal societies have released statements to protect patients and health care providers (HCPs). This study describes a barrier box that may be used as an adjunctive device in addition to personal protective equipment during endoscopies.Methods: A transparent acrylic box called “Endoshield” was created to place over patient’s head and shoulders and was tested for its ease of use for the endoscopist and suitability for patient size and position.Results: Twelve children (66.67%, male) with a median age of 9 years (range, 2–11 years) underwent emergency or urgent endoscopy between April and June 2020 during the COVID-19 outbreak. The most common presenting symptom was life-threatening gastrointestinal bleeding (8/12, 66.67%), while the rest had urgent symptoms (4/12, 33.33%). The “Endoshield” was suitable for all patient positions (left lateral position: 9/12, 75% and supine position: 3/12, 25%). The patients and HCPs were followed up for their symptoms on day 14, and none of them had any symptoms of concern.Conclusions: The “Endoshield” is affordable, reusable, and suitable for both positions.

23 October 2025 in Antioxidants
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TBTavisa Boonsit
Tavisa Boonsit
Moragot ChatatikunMoragot Chatatikun
Moragot Chatatikun
SSSuphasarang Sirirattanakul
Suphasarang Sirirattanakul
NPNawanwat Chainuwong Pattaranggoon
Nawanwat Chainuwong Pattaranggoon
ISImran Sama-ae
Imran Sama-ae
SMSaowanee Maungchanburi
Saowanee Maungchanburi
Cholangiocarcinoma (CCA), an aggressive biliary tract cancer whose prevalence is rising, particularly in Thailand, is marked by elevated oxidative stress driven by chronic inflammation, parasitic infections, and dysregulated redox signaling. This study investigates the anticancer potential of tiliacorinine using a silico approach, including drug-likeness, ADMET, network pharmacology, molecular docking, and dynamics simulations. Tiliacorinine and 216 predicted targets were identified, with 79 overlapping CCA-related genes from GeneCards. GO and KEGG analyses revealed involvement in cell migration, membrane structure, kinase activity, and cancer-associated pathways. Network and PPI analyses identified ten key targets, including SRC, HIF1A, HSP90AA1, NFKB1, MTOR, MMP9, MMP2, PIK3CA, ICAM1, and MAPK1. Tiliacorinine showed the strongest affinity for MTOR (−10.78 kcal/mol, Ki = 12.62 nM), binding at the same site as known inhibitors with superior energy and specificity, supported by hydrogen bonding at ASP950 and hydrophobic interactions. Tiliacorinine also demonstrated strong binding to SRC, MMP9, and MAPK1. Molecular dynamics simulations revealed stable binding of tiliacorinine to MTOR, particularly at residues ASP950, TRP1086, and PHE1087. Comparative analysis with the MTOR–GDC-0980 complex confirmed consistent interaction patterns, reinforcing the structural stability and specificity of tiliacorinine. These results highlight its strong pharmacological potential and support its candidacy as a promising lead compound for cholangiocarcinoma therapy.

11 March 2026 in Medical Sciences
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Journal Article
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SMSaowanee Maungchanburi
Saowanee Maungchanburi
OWOnwara Wongmek
Onwara Wongmek
PBPoolsak Baitahay
Poolsak Baitahay
ASAsron Saweak
Asron Saweak
MWMaroof Wangkaranae
Maroof Wangkaranae
CJChutima Jansakun
Chutima Jansakun
Background/Objectives: Hepatocellular carcinoma (HCC) is a primary malignancy often driven by metabolic syndrome, fatty liver disease, and chronic hepatitis. These conditions foster a pro-inflammatory microenvironment that promotes tumor progression. Viniferin, a natural oligostilbene, has gained attention for its potential bioactivity. This study utilized an in silico network pharmacology approach to elucidate the pharmacokinetic properties and molecular mechanisms of ε- and δ-viniferin against HCC within the context of metabolic and inflammatory liver pathologies. Methods: ADMET profiles were characterized using SwissADME and pkCSM. Therapeutic targets were identified by intersecting viniferin-associated molecules with disease genes from GeneCards. A protein–protein interaction (PPI) network was constructed, supplemented by GO and KEGG enrichment analyses. Molecular docking and 200 ns of molecular dynamics (MD) simulations evaluated the binding affinity and structural stability between viniferin isomers and identified hub proteins. Results: Both ε- and δ-viniferin showed favorable drug-like properties, including high gastrointestinal absorption and low hepatotoxicity. We identified 247 overlapping targets, with network analysis highlighting ten essential hub genes, including AKT1, HSP90AA1, ESR1, HIF1A, NFKB1, GSK3B, PTGS2, APP, MTOR, and PIK3CA. Enrichment analysis confirmed their involvement in critical oncogenic pathways. Molecular docking showed strong interactions with APP, HSP90AA1, and AKT1, while MD simulations validated the long-term stability of ε-viniferin within the APP binding pocket. Conclusions: These findings provide mechanistic insights into viniferin as a multi-target agent for HCC, justifying further experimental validation in pre-clinical models.