52 results match your criteria: "Bangkokthonburi University[Affiliation]"

Abnormalities of teeth and jaws in thalassemia pediatric patients.

Spec Care Dentist

December 2024

Division of Orthodontics, Department of Preventive Dentistry, Faculty of Dentistry, Khon Kaen University, Khon Kaen, Thailand.

Aims: To assess the prevalence of abnormalities of teeth and jaws in thalassemia patients and their association with the severity and type of thalassemia.

Methods And Results: This cross-sectional study was conducted among thalassemia patients, attending the Pediatric Outpatient Clinic at a university hospital in Thailand. Data were collected from medical records, clinical and orthopantomographic examinations.

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Cellular toxicity of calcium propionate in human lymphocyte.

Cell Mol Biol (Noisy-le-grand)

September 2024

Department of Medical Technology, Faculty of Allied Health Sciences, Pathumthani University, Pathum Thani 12000, Thailand.

Calcium propionate is the chemical substance added to food in order to prolong the shelf-life of factory made foods by inhibiting the development of bacteria, fungi and other microorganisms. The objective of this study was to investigate the ability of calcium propionate to induce cytotoxic and genotoxic effects in lymphocytes. Oxidative stress induction by calcium propionate was also studied.

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DFT study on the depolymerization of PET by Ca-catalyzed glycolysis reaction model.

Heliyon

August 2024

NANOCAST Laboratory, Center for Catalysis Science and Technology (CAST), Department of Chemistry and Center of Excellence for Innovation in Chemistry, Faculty of Science, Mahidol University, 272 Rama VI Road., Ratchathewi, Bangkok, 10400, Thailand.

Poly(ethylene terephthalate) (PET) is the most common plastics produced for applications in food and drinking containers. It is degraded to valuable product by several methods. Glycolysis of PET gains (2-hydroxyethylene) terephthalate (BHET) as the main product utilized as plasticizer.

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An anatomical study of the nasal foramina.

Surg Radiol Anat

September 2024

Department of Neurosurgery, Tulane Center for Clinical Neurosciences, Tulane University School of Medicine, New Orleans, LA, USA.

Purpose: The nasal foramen is located in the nasal bone and for vessels passage to supply the nasal area. This project aimed to establish reliable references for the nasal foramina for future clinical applications.

Methods: The 72 dried skulls, 46 from the Division of Anatomy, University of Phayao, Thailand, and 26 from the Tulane University School of Medicine, USA, were collected and examined.

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Purpose: Ossification of the mamillo-accessory ligament (MAL) results in the formation of a mamillo-accessory foramen (MAF), which is associated with aging. The MAL tethers the medial branches of the lumbar dorsal rami to the lumbar vertebrae. A MAL ossified at the lumbar vertebrae can cause low back pain by compressing the medial branch of a dorsal ramus.

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Significant income was promised by giant freshwater prawn farming, which served as a key occupation for farmers. However, challenges were faced by traditional methods, including difficulties in selling prawns of incorrect sizes, limited market demand, low prices, and the risk of waterborne diseases. In pond-raised environments, these prawns were prone to diseases due to deteriorating environmental conditions, particularly poor pond bottoms, resulting in unsuitable water quality and vulnerability in prawn growth.

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Background And Objectives: The adaptive processes and resilience of vectors responsible for bioindicators can change in response to climate, land use, and environmental changes. This study evaluated the effects of expanding farmlands with the domestication of animals in the vicinity of either disturbed swamps or built-up farmland ponds on the population dispersion and decline of locally adapted faunas as a result of expanding farmlands in Thailand.

Materials And Methods: Based on environmental surveys, four different geographically defined study sites were selected: I - the expanding farmlands with domestication of livestock and pet animals in the vicinity of low-lying swamp with habitat fragmentation and aquatic vegetation; II - the expanding farmlands with domestication of pet animals in the vicinity of elevated swamp with habitat destruction and aquatic vegetation; III - the expanding farmlands with domestication of livestock and pet animals in the vicinity of low-lying farmland ponds with restoration and aquatic vegetation; and IV - the expanding farmlands with domestication of pet animals in the vicinity of elevated farmland ponds with restoration and aquatic vegetation.

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Characterization of a novel Type-I Crustin (carcininPm2) from black tiger shrimp Penaeus monodon.

Fish Shellfish Immunol

May 2024

Center of Excellence for Molecular Biology and Genomics of Shrimp, Department of Biochemistry, Faculty of Science, Chulalongkorn University, Phyathai Road, Bangkok, 10330, Thailand; Faculty of Dentistry, Bangkokthonburi University, Bangkok, 10170, Thailand. Electronic address:

Carcinins are type-I crustins from crustaceans and play an important role in innate immune system. In this study, type-I crustins, carcininPm1 and carcininPm2, from the hemocytes of Penaeus monodon were identified. Comparison of their amino acid sequences and the phylogenetic tree revealed that they were closely related to the other crustacean carcinin proteins, but were clustered into different groups of the carcinin proteins.

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Effect of K and Ca Cations on Structural Manganese(IV) Oxide for the Aerobic Oxidation of 5-Hydroxymethylfurfural to 2,5-Furandicarboxylic Acid.

ACS Omega

December 2023

NANOCAST Laboratory, Center for Catalysis Science and Technology (CAST), Department of Chemistry and Center of Excellence for Innovation in Chemistry, Faculty of Science, Mahidol University, 272 Rama VI Road, Ratchathewi, Bangkok 10400, Thailand.

The promising influences of K and Ca ions in the development of effective MnO for the selective oxidation of 5-hydroxymethylfurfural to 2,5-furandicarboxylic acid (FDCA) were studied for the catalytic performance under a high-pressure reaction of aqueous O (0.5 MPa) in a basic system. Various oxidation states of manganese in MnO were able to accelerate the oxidation of 5-formyl-2-furancarboxylic acid to FDCA in the rate-determining step.

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Sex differences in cognitive function exist, but they are not stable and undergo dynamic change during the lifespan. However, our understanding of how sex-related neural information transmission evolves with age is still in its infancy. This study utilized the Wisconsin Card Sorting Test (WCST) and the label-free proteomics method with bioinformatic analysis to investigate the molecular mechanisms underlying age-related sex differences in cognitive performance in 199 healthy Thai subjects (aged 20-70 years), as well as explore the sex-dependent protein complexes for predicting cognitive aging.

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Effect of surface topography and wettability on shear bond strength of Y-TZP ceramic.

Sci Rep

October 2023

Department of Cariology and Operative Dentistry, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University, 1-5-45, Yushima, Bunkyo-ku, Tokyo, 113-8549, Japan.

Zirconia ceramics have been widely used as dental restorations due to their esthetic appearance and high flexural strength. The bonding of zirconia with resin cement should rely on both mechanical and chemical bonds. This study was performed to investigate the effect of zirconia surface topography and its wettability after surface pretreatments on the microshear bond strength (μSBS) of a resin cement.

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Accessory infraorbital foramen location using cone-beam computed tomography.

J Dent Anesth Pain Med

October 2023

Oral and Maxillofacial Surgery Department, Faculty of Dentistry, Bangkokthonburi University, Bangkok, Thailand.

Background: Accessory infraorbital foramen (AIOF) can change the normal course of emerging branches of the infraorbital nerve and blood vessels exiting the infraorbital foramen (IOF). This study aimed to examine the AIOF, number of foramina, and their position in relation to IOF using cone-beam computed tomography (CBCT).

Methods: We performed a retrospective CBCT assessment of hospital records between January 2018 and August 2022.

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Background: The -93G > A (rs1800734) polymorphism within the core promoter region of MLH1 gene is associated with MLH1 CpG island hypermethylation. This polymorphism has recently been proposed as a low penetrance variant for colorectal cancer. Many published studies have evaluated the association between the MLH1 -93G > A polymorphism and colorectal cancer risk.

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Tourism destinations are the important research objects of tourism geography. And destination songs, as a media of tourism destination image, play a very important role in it. Based on the SOR model, this study constructs a theoretical relationship between destination song perception and tourism intention.

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Adsorption-photocatalytic degradation abilities of γ-irradiated chitosan-ZnO-AgNP composite for organic dye removal and antibacterial activity.

Environ Sci Pollut Res Int

September 2023

Nanomaterials Chemistry Research Unit, Department of Chemistry, Faculty of Science and Technology, Nakhon Si Thammarat Rajabhat University, Nakhon Si Thammarat, 80280, Thailand.

We synthesized a γ-irradiated chitosan-ZnO-AgNPs (ICZA) composite by using a simple hydrogels method. We evaluated its adsorption/photocatalytic degradation abilities for the removal of an organic dye and its antibacterial activity. The XRD, SEM, TEM, EDS, and FTIR techniques were used to characterize the obtained samples.

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The development of human brain is shaped by both genetic and environmental factors. Sex differences in cognitive function have been found in humans as a result of sexual dimorphism in neural information transmission. Numerous studies have reported the positive effects of education on cognitive functions.

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Dental implants have been utilized for many years to treat individuals with missing teeth. To optimize the long-term success rate of such implants, new designs, surfaces, and materials have been analyzed. It is important for the clinician to have a background in the field of implant surface design, to be familiar with the strengths and limitations of the available options, and to be aware of the alterations in surface structure that may occur following installation.

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Emergence of zoonotic parasite in Thailand.

Vet World

April 2023

Office of Disease Prevention and Control, Region 6 Chonburi, Thailand.

Zoonotic parasite infections in humans have emerged over two decades in Southeast Asia (SEA), including Malaysia and Thailand. The species is commonly found in domestic cats and dogs as the natural reservoir hosts. The sporadic transmission pattern of zoonosis causes childhood infections in Thailand and adulthood infections in Malaysia.

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The development of adsorption technology and the processing of radiation have both been influenced by chitosan adsorbent (γ-chitosan), a raw material with unique features. The goal of the current work was to improve the synthesis of Fe-SBA-15 utilizing chitosan that has undergone gamma radiation (Fe-γ-CS-SBA-15) in order to investigate the removal of methylene blue dye in a single hydrothermal procedure. High-resolution transmission electron microscopy (HRTEM), High angle annular dark field scanning transmission electron microscopy (HAADF-STEM), small- and wide-angle X-ray powder diffraction (XRD), Fourier transform-infrared spectroscopy (FT-IR) and Energydispersive X-ray spectroscopy (EDS) were used to characterize γ-CS-SBA-15 that had been exposed to Fe.

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Purpose: The aim of our study is to study the prevalence and anatomy of scapular foramina (SF) and scapular nutrient foramina (SNF) in dried skeletons from the Northeastern Thai population.

Methods: A total of 150 dried scapulae were investigated. Both SF and SNF were identified using a metal wire with a diameter of 0.

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Effect of Vitamin E Supplementation on Chronic Insomnia Disorder in Postmenopausal Women: A Prospective, Double-Blinded Randomized Controlled Trial.

Nutrients

February 2023

Reproductive Endocrinology and Infertility Unit, Department of Obstetrics and Gynaecology, Faculty of Medicine, Ramathibodi Hospital, Mahidol University, Bangkok 10400, Thailand.

Chronic insomnia disorder is one of the most common problems in postmenopausal women, exacerbated by underdiagnosis and improper treatment. This double-blinded, randomized, placebo-controlled trial was conducted to evaluate the potential of vitamin E to treat chronic insomnia as an alternative to sedative drugs and hormonal therapy. The study enrolled 160 postmenopausal women with chronic insomnia disorder, divided randomly into two groups.

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ATF6β Deficiency Elicits Anxiety-like Behavior and Hyperactivity Under Stress Conditions.

Neurochem Res

July 2023

Department of Neuroanatomy, Graduate School of Medical Sciences, Kanazawa University, 13- 1 Takara-Machi, 920-8640, Kanazawa, Ishikawa, Japan.

Activating transcription factor 6 (ATF6) is an endoplasmic reticulum (ER) stress-regulated transcription factor that induces expression of major molecular chaperones in the ER. We recently reported that ATF6β, a subtype of ATF6, promoted survival of hippocampal neurons exposed to ER stress and excitotoxicity, at least in part by inducing expression of calreticulin, an ER molecular chaperone with high Ca-binding capacity. In the present study, we demonstrate that ATF6β deficiency in mice also decreases calreticulin expression and increases expression of glucose-regulated protein 78, another ER molecular chaperone, in emotional brain regions such as the prefrontal cortex (PFC), hypothalamus, hippocampus, and amygdala.

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The effect of online video-assisted teaching program on medical students learning procedure of fractional curettage.

BMC Med Educ

February 2023

Department of Obstetrics and Gynaecology, Reproductive Endocrinology and Infertility Unit, Faculty of Medicine, Ramathibodi Hospital, Mahidol University, Bangkok, 10400, Thailand.

Objectives: Since 2020, with the entire world in crisis over the coronavirus pandemic (COVID-19), medical students have adapted to hybrid and distance learning. This study aims to compare the learning outcomes of students learning the procedure of fractional curettage in an online video-assisted teaching program to those of students learning the procedure in a traditional class.

Methods: A quasi-experimental study was conducted among fourth-year medical students who rotated to Obstetrics and Gynecology courses between April 2021 and October 2021.

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Introduction: Tongue spurs have been successfully used for the early treatment of anterior open bite (AOB). However, according to our knowledge, their effectiveness in the treatment of adults has not been evaluated.

Objectives: The purpose of the study was to assess the dentoalveolar changes observed after the use of customized bonded shark-tooth-like spurs (JAWs) in adults with AOB.

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The COVID-19 pandemic caused serious health problems that affected people around the globe. This study aims to understand the physical distress (PhyD), psychological distress (PsyD), and coping experiences among people infected with COVID-19, develop a grounded theory, and examine PhyD, PsyD, and coping among people infected with COVID-19. A sequential exploratory mixed methods strategy is employed.

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