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Author Samart Pakakasama

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Immunogenicity of Vero Cell Culture-derived Japanese Encephalitis Vaccine in Pediatric and Young Hematopoietic Stem Cell Transplantation Recipients.

Surapat Assawawiroonhakarn, Nopporn Apiwattanakul, Samart Pakakasama, Suradej Hongeng, Usanarat Anurathapan, Sutee Yoksan, Chompunuch Klinmalai, Pattarana Sae-Chew, Chonnamet Techasaensiri,

<h4>Background</h4>Children and young adults undergoing hematopoietic stem cell transplantation (HSCT) typically lose their immunity to vaccine-preventable diseases, including Japanese encephalitis (JE). Revaccination against JE in this population has not been well characterized.<h4>Methods</h4>This prospective study evaluated the immunogenicity of inactivated Vero cell culture-derived JE vaccine in children and young adults (<25 ... Read more >>

Pediatr Infect Dis J (The Pediatric infectious disease journal)
[2021, Publish Ahead of Print:]

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Chronic graft-versus-host disease in children and adolescents with thalassemia after hematopoietic stem cell transplantation.

Oranooj Lertkovit, Usanarat Anurathapan, Suradej Hongeng, Nintita Sripaiboonkit Thokanit, Samart Pakakasama,

Data on chronic graft-versus-host disease (cGVHD) in patients with thalassemia after hematopoietic stem cell transplantation (HSCT) have not been specifically explored. The present study aimed to determine the incidence and clinical manifestations of cGVHD in children and adolescents with thalassemia who underwent HSCT and to compare healthcare utilization and medical ... Read more >>

Int J Hematol (International journal of hematology)
[2021, :]

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LGG-06. LONG-TERM OUTCOME OF NEWLY DIAGNOSED LOW GRADE GLIOMA

Nongnuch Sirachainan, Attaporn Boongerd, Samart Pakakasama, Usanarat Anurathapan, Ake Hansasuta, Duantida Songdej, Pongpak Pongpicha, Mantana Dhanachai, Suradej Hongeng,

Abstract <h4>INTRODUCTION</h4> Low grade glioma (LGG) is the most common central nervous system (CNS) tumor in children accounted for 30–50%. Regarding benign characteristic of disease, surgical management remains the mainstay of treatment. However, surgical approach is limited in some conditions such as location at brainstem or infiltrative tumor. Chemotherapy and ... Read more >>

Neuro Oncol (Neuro-oncology)
[2020, 22(Suppl 3):iii367-iii367]

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RARE-38. CLINICAL PRESENTATION OF MGA-NUTM1 FUSION TRANSCRIPT SARCOMA

Pongpak Pongphitcha, Nongnuch Sirachainan, Artit Jinawat, Atthaporn Boonkird, Putipun Puataweepong, Chaiyos KhongKhatithum, Samart Pakakasama, Usanarat Anurathapan, Duantida Songdej, Eric Bouffet, Suradej Hongeng,

Abstract <h4>BACKGROUND</h4> MGA-NUTM1 fusion gene tumor are recently described as new subtype of NUTM1-rearranged tumors. Regarding its rarity, standard treatment has not been reported. Here we described clinical presentation, radiologic finding, immunohistological profile, and treatment of a boy with MGA-NUTM1 fusion gene tumor. CASE REPORT: A 13-year-old boy with 2-month ... Read more >>

Neuro Oncol (Neuro-oncology)
[2020, 22(Suppl 3):iii450-iii450]

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No differences in hemostatic and endothelial activations between haploidentical and matched-donor hematopoietic stem cell transplantation in thalassemia disease.

Surapong Lertthammakiat, Peerasit Sitthirat, Usanarat Anurathapan, Duantida Songdej, Samart Pakakasama, Ampaiwan Chuansumrit, Nattaphat Putawornsub, Sawitt Sirasittikarn, Sataporn Wantanawijarn, Praguywan Kadegasem, Suradej Hongeng, Nongnuch Sirachainan,

Hemostatic changes and endothelial activations have been recognized in β-thalassemic patients after matched-donor hematopoietic stem cell transplantation (HSCT) but there are limited studies for haploidentical HSCT. This report demonstrates that the levels of hemostatic and endothelial markers, including thrombin antithrombin complex, prothrombin fragment, D-dimer, von Willebrand factor antigen and thrombomodulin ... Read more >>

Thromb J (Thrombosis journal)
[2020, 18(1):21]

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Clinical Presentations and Outcomes of Retinoblastoma Patients in relation to the Advent of New Multimodal Treatments: A 12-Year Report from Single Tertiary Referral Institute in Thailand.

Duangnate Rojanaporn, Taweevat Attaseth, Wimwipa Dieosuthichat, Kitikul Leelawongs, Samart Pakakasama, Usanarat Anurathapan, Ekachat Chanthanaphak, Sirintara Singhara Na Ayudhaya, Rangsima Aroonroch, Suradej Hongeng,

<h4>Purpose</h4>To investigate the clinical presentations and outcomes of retinoblastoma in relation to the advent of new multimodal treatments in Thailand. <i>Patients and Methods.</i> Retrospective case series. We evaluated the clinical presentation, staging, details of treatment, and treatment outcomes of retinoblastoma patients who were treated at Ramathibodi Hospital, Bangkok, Thailand, between ... Read more >>

J Ophthalmol (Journal of ophthalmology)
[2020, 2020:4231841]

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Effect of vitamin A on intestinal mucosal injury in pediatric patients receiving hematopoietic stem cell transplantation and chemotherapy: a quasai-randomized trial.

Ploy Pattanakitsakul, Nalinee Chongviriyaphan, Samart Pakakasama, Nopporn Apiwattanakul,

<h4>Objective</h4>Vitamin A is involved in maintenance of gut mucosal integrity and normal immune function. However, it is unclear whether these functions of vitamin A have any beneficial effects in patients undergoing hematopoietic stem cell transplantation (HSCT). In this study, we aimed to examine the potential protective effect of vitamin A ... Read more >>

BMC Res Notes (BMC research notes)
[2020, 13(1):464]

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Production and characterization of haploidentical CD19 CAR T cells: Validated to induce a continuous complete remission in a patient with relapsed refractory B-cell ALL.

Somsak Prasongtanakij, Usanarat Anurathapan, Thitinee Vanichapol, Bunyada Jittorntrum, Korakot Atjanasuppat, Pongpak Pongpitcha, Samart Pakakasama, Duantida Songdej, Nongnuch Sirachainan, Karan Paisooksantivatana, Suparerk Borwaornpinyo, Borje S Andersson, Suradej Hongeng,

<h4>Aims</h4>The purpose of this study was to design and manufacture CD19 chimeric antigen receptor (CAR)-modified T cells for clinical use in Thailand, as a model for how this technology can be directly applied at individual institutions treating high-risk leukemia patients.<h4>Methods</h4>We constructed second-generation CAR T cells expressing CD19 scFV-CD28-CD3ζ with different ... Read more >>

Asia Pac J Clin Oncol (Asia-Pacific journal of clinical oncology)
[2020, :]

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Effect of vitamin A on intestinal mucosal injury in pediatric patients receiving hematopoietic stem cell transplantation and chemotherapy: a quasai-randomized trial

Ploy Pattanakitsakul, Nalinee Chongviriyaphan, Samart Pakakasama, Nopporn Apiwattanakul,

<h4>Objective: </h4> Vitamin A is involved in maintenance of gut mucosal integrity and normal immune function. However, it is unclear whether these functions of vitamin A have any beneficial effects in patients undergoing hematopoietic stem cell transplantation (HSCT). In this study, we aimed to examine the potential protective effect of ... Read more >>

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Parent feedback: perception of parents and pediatric residents in Asian culture

Samart Pakakasama, Jeroen Donkers, Pongtong Puranitee,

<h4>Background: </h4> Residency programs have used feedback of parents as a part of multisource feedback to improve residents’ skills. However, there is no evidence showing how parents can appropriately be engaged in pediatric resident feedback in our context. This study aimed to investigate: 1) the resident skills assessed by parents ... Read more >>

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Hematopoietic stem cell transplantation from an infected SARS-CoV2 donor sibling.

Usanarat Anurathapan, Nopporn Apiwattanakul, Samart Pakakasama, Pongpak Pongphitcha, Arunee Thitithanyanont, Ekawat Pasomsub, Suradej Hongeng,

Bone Marrow Transplant (Bone marrow transplantation)
[2020, 55(12):2359-2360]

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Iodine-131 metaiodobenzylguanidine (131I-mIBG) treatment in relapsed/refractory neuroblastoma.

Yoch Anongpornjossakul, Wattanun Sriwatcharin, Kanungnij Thamnirat, Wichana Chamroonrat, Arpakorn Kositwattanarerk, Chirawat Utamakul, Chanika Sritara, Payap Chokesuwattanasakul, Nintita Sripaiboonkij Thokanit, Samart Pakakasama, Usanarat Anurathapan, Pongpak Pongphitcha, Chanisa Chotipanich, Suradej Hongeng,

<h4>Background</h4>I-meta-iodo-benzylguanidine (I-mIBG) therapy has been used in treatment of for advanced neuroblastoma for many years with promising results. There are several studies regarding predictors and outcomes of I-mIBG therapies in relapsed/refractory neuroblastoma patients.<h4>Objective</h4>To identify the predictors and outcomes of I-mIBG treatment in relapsed/refractory neuroblastoma.<h4>Methods</h4>This study was a retrospective review of ... Read more >>

Nucl Med Commun (Nuclear medicine communications)
[2020, 41(4):336-343]

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NUDT15 genetic variants are related to thiopurine-induced neutropenia in Thai children with acute lymphoblastic leukemia.

Apichaya Puangpetch, Rawiporn Tiyasirichokchai, Samart Pakakasama, Supaporn Wiwattanakul, Usanarat Anurathapan, Suradej Hongeng, Chonlaphat Sukasem,

Aim: 6-Mercaptopurine (6MP) is key to the treatment of acute lymphoblastic leukemia (ALL) as part of maintenance therapy. NUDT15 was identified as a novel thiopurine regulator conferring 6MP sensitivity. The aim of this study was to evaluate the influence of NUDT15 variants on 6MP-induced neutropenia in Thai children with ALL. Materials & ... Read more >>

Pharmacogenomics (Pharmacogenomics)
[2020, 21(6):403-410]

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Hematopoietic Stem Cell Transplantation for Severe Thalassemia Patients from Haploidentical Donors Using a Novel Conditioning Regimen.

Usanarat Anurathapan, Suradej Hongeng, Samart Pakakasama, Duantida Songdej, Nongnuch Sirachainan, Pongpak Pongphitcha, Ampaiwan Chuansumrit, Pimlak Charoenkwan, Arunee Jetsrisuparb, Kleebsabai Sanpakit, Piya Rujkijyanont, Arunotai Meekaewkunchorn, Yujinda Lektrakul, Pornchanok Iamsirirak, Pacharapan Surapolchai, Somtawin Sirireung, Rosarin Sruamsiri, Pustika Amalia Wahidiyat, Borje S Andersson,

Patients with severe thalassemia commonly have a survival that is significantly shorter than that of the general population. Allogeneic hematopoietic stem cell transplantation (allo-SCT) is the only established treatment that is potentially curative, but it is limited by the availability of donors and the medical condition of the patient. To ... Read more >>

Biol Blood Marrow Transplant (Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation)
[2020, 26(6):1106-1112]

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No differences in hemostatic and endothelial activations between haploidentical and matched-donor hematopoietic stem cell transplantation in thalassemia disease

Surapong Lertthammakiat, Peerasit Sitthirat, Usanarat Anurathapan, Duantida Songdej, Samart Pakakasama, Ampaiwan Chuansumrit, Nattaphat Putawornsub, Sawitt Sirasittikarn, Sataporn Wantanawijarn, Praguywan Kadegasem, Suradej Hongeng, Nongnuch Sirachainan,

Hemostatic changes and endothelial activations have been recognized in β-thalassemic patients after matched-donor hematopoietic stem cell transplantation (HSCT) but there are limited studies for haploidentical HSCT. This report demonstrates that the levels of hemostatic and endothelial markers, including thrombin antithrombin complex, prothrombin fragment, D-dimer, von Willebrand factor antigen and thrombomodulin ... Read more >>

Thromb J (Thrombosis journal)
[2020, 18:]

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Effect of vitamin A on intestinal mucosal injury in pediatric patients receiving hematopoietic stem cell transplantation and chemotherapy: a quasai-randomized trial

Ploy Pattanakitsakul, Nalinee Chongviriyaphan, Samart Pakakasama, Nopporn Apiwattanakul,

Objective Vitamin A is involved in maintenance of gut mucosal integrity and normal immune function. However, it is unclear whether these functions of vitamin A have any beneficial effects in patients undergoing hematopoietic stem cell transplantation (HSCT). In this study, we aimed to examine the potential protective effect of vitamin ... Read more >>

BMC Res Notes (BMC research notes)
[2020, 13(1):]

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CMV-Reactive NK Cells in Pediatric Post-Hematopoietic Stem Cell Transplant.

Nopporn Apiwattanakul, Suradej Hongeng, Usanarat Anurathapan, Samart Pakakasama, Supanart Srisala, Chompunuch Klinmalai, Borje S Andersson,

<h4>Background</h4>Immune reconstitution of T cells has been proven to be a protective factor against cytomegalovirus (CMV) reactivation in patients post-hematopoietic stem cell transplant. Recently, more evidence has suggested that natural killer (NK) cells also play role in the protection against CMV reactivation in these patients.<h4>Methods</h4>CMV-specific T cells and CMV-reactive NK ... Read more >>

Transplant Proc (Transplantation proceedings)
[2020, 52(1):353-359]

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Successful haploidentical hematopoietic stem cell transplantation with post-transplant cyclophosphamide in a child with X-linked chronic granulomatous disease: A first report in Asia.

Chawisa Janjindamai, Wiparat Manuyakorn, Usanarat Anurathapan, Samart Pakakasama, Duangrurdee Wattanasirichaigoon, Wasu Kamchaisatian, Suwat Benjaponpitak, Suradej Hongeng,

<h4>Backgound</h4>HLA-matched hematopoietic stem cell transplantation (HSCT) is the curative treatment for chronic granulomatous disease (CGD).<h4>Objective</h4>To report a case of X-linked CGD with active infection successfully treated by haploidentical HSCT with post-transplant high dose cyclophosphamide (PTCY).<h4>Methods</h4>A 5-year-old Thai boy with CGD was undergone for haploidentical HSCT using PTCY with correction of ... Read more >>

Asian Pac J Allergy Immunol (Asian Pacific journal of allergy and immunology)
[2019, :]

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Carboplatin-based regimen in pediatric intracranial germ-cell tumors (IC-GCTs): effectiveness and ototoxicity.

Rasin Worawongsakul, Nongnuch Sirachainan, Apimid Rojanawatsirivej, Atthaporn Boongird, Arunee Singhsnaeh, Thiti Swangsilpa, Mantana Dhanachai, Putipun Puataweepong, Rawee Ruangkanchanasetr, Samart Pakakasama, Usanarat Anurathapan, Duantida Songdej, Pongpak Pongphitcha, Chaiyos Khongkhatithum, Ake Hansasuta, Nintita Sripaiboonkij Thokanit, Apasri Lusawat, Sarunya Yuthagovit, Samasuk Thammachantha, Danupon Muangruk, Suradej Hongeng,

Background:Induction chemotherapy with carboplatin followed by radiotherapy has been used for many years for treating intracranial germ-cell tumors (IC-GCTs) in Thailand. The objective of this study was to assess treatment outcomes, focusing on survival and ototoxicity. Methods:The outcomes of all patients with IC-GCT treated at Ramathibodi Hospital and the Prasat ... Read more >>

Neurooncol Pract (Neuro-oncology practice)
[2020, 7(2):202-210]

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Correction to: Exploring burnout and the association with the educational climate in pediatric residents in Thailand.

Pongtong Puranitee, Fred F C J Stevens, Samart Pakakasama, Adisak Plitponkarnpim, Sakda Arj-Ong Vallibhakara, Jamiu O Busari, Sylvia Heeneman, Walther N K A van Mook,

Following publication of the original article. ... Read more >>

BMC Med Educ (BMC medical education)
[2019, 19(1):296]

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Exploring burnout and the association with the educational climate in pediatric residents in Thailand.

Pongtong Puranitee, Fred F C J Stevens, Samart Pakakasama, Adisak Plitponkarnpim, Sakda Arj-Ong Vallibhakara, Jamiu O Busari, Sylvia Heeneman, Walther N K A van Mook,

<h4>Background</h4>This study, undertaken in Bangkok, Thailand, explored the extent to which paediatric residents in a non-Western setting experienced burnout and the potential association with factors in the medical educational climate and work-related quality of life.<h4>Methods</h4>An exploratory sequential mixed methods design was employed in a cross-sectional study. The initial, quantitative phase ... Read more >>

BMC Med Educ (BMC medical education)
[2019, 19(1):245]

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Long-Term Outcomes of Modified St Jude Children's Research Hospital Total Therapy XIIIB and XV Protocols for Thai Children With Acute Lymphoblastic Leukemia.

Pacharapan Surapolchai, Usanarat Anurathapan, Arpatsorn Sermcheep, Samart Pakakasama, Nongnuch Sirachainan, Duantida Songdej, Pongpak Pongpitcha, Suradej Hongeng,

<h4>Background</h4>We studied long-term outcomes and prognostic features of Thai children with acute lymphoblastic leukemia treated with modified St Jude Children's Research Hospital (SJCRH) protocols.<h4>Patients and methods</h4>Pediatric patients newly diagnosed with acute lymphoblastic leukemia were included. From 1997 to 2003, the first group received modified Total Therapy XIIIB (previous protocol). From ... Read more >>

Clin Lymphoma Myeloma Leuk (Clinical lymphoma, myeloma & leukemia)
[2019, 19(8):497-505]

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Pediatric non-Hodgkin lymphoma: Characteristics, stratification, and treatment at a single institute in Thailand.

Worawut Choeyprasert, Usanarat Anurathapan, Samart Pakakasama, Nongnuch Sirachainan, Duantida Songdej, Surapong Lertthammakiat, Suradej Hongeng,

<h4>Background</h4>In the modern era of chemotherapy, the outcome of pediatric non-Hodgkin lymphoma (NHL) continues to improve internationally. Limited data such as information on epidemiology and survival, however, are available in Asian countries.<h4>Methods</h4>Children (≤15 years old) diagnosed with histologically proven NHL from 1998 to 2014 were retrospectively analyzed.<h4>Results</h4>In total, 114 patients were ... Read more >>

Pediatr Int (Pediatrics international : official journal of the Japan Pediatric Society)
[2019, 61(1):49-57]

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Various initial presentations of Epstein-Barr virus infection-associated post-transplant lymphoproliferative disorder in pediatric liver transplantation recipients: Case series and literature review.

Lila Simakachorn, Pornthep Tanpowpong, Chatmanee Lertudomphonwanit, Usanarat Anurathapan, Samart Pakakasama, Suradej Hongeng, Suporn Treepongkaruna, Pornpimon Phuapradit,

PTLD is a rare but potentially life-threatening condition, which shows a higher prevalence in children than in adults. From 129 children who underwent LT, we reported 5 cases with biopsy-proven PTLD at a single teaching hospital. Four patients had shared clinical presentations including fever, lymphadenopathy, and splenomegaly. They were noted ... Read more >>

Pediatr Transplant (Pediatric transplantation)
[2019, 23(2):e13357]

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Activated platelets and leukocyte activations in young patients with β-thalassemia/HbE following bone marrow transplantation.

Phatchanat Klaihmon, Surapong Lertthammakiat, Usanarat Anurathapan, Samart Pakakasama, Nongnuch Sirachainan, Suradej Hongeng, Kovit Pattanapanyasat,

Bone marrow transplantation (BMT) is the only curable option for thalassemia major, β-thalassemia/HbE. However, some patients still have the risk of hypercoagulable complications. We used a whole blood flow cytometric analysis to measure the circulating microparticle (MP) levels, activated platelets, and leukocyte-platelet aggregates in 59 young β-thalassemia/HbE patients compared with ... Read more >>

Thromb Res (Thrombosis research)
[2018, 169:8-14]

Cited: 1 time

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