Medicine and Health Sciences Commons^™

Depressive Symptoms And Functional Disability Among Older Adults In Nakhon Ratchasima Province, Thailand: A Cross-Sectional Population-Based Study, Jiranya Bureemas, Atthawit Singsalasang

Journal of Health Research

Background: Depressive symptoms have been associated with activities of daily living (ADL) disability; however, evidence among Thai older adults remains limited and inconsistent. This study investigates the association between depressive symptoms and ADL disability in older Thai adults.

Methods: A cross-sectional analytic study was conducted among 312 older adults in Nakhon Ratchasima, Thailand, who were selected using a multistage sampling method. Data were collected between April and July 2023 using structured questionnaires covering demographic and environmental variables. Depressive symptoms were assessed using the 15-item Geriatric Depression Scale. ADL disability was measured using the Barthel and Chula ADL Indices. Multiple logistic …

Measuring And Mapping Spatial Distributions Of Soil Lead Concentrations Along Chicago Parkways: West Ridge And Near South Side, Alyssa M. Kain

DePaul Discoveries

Lead is a heavy metal that can be found in every part of our planet. Human activities like the extraction of fossil fuels and degradation of construction materials can release lead into the environment, where it travels and accumulates in places like our soil or water. Despite efforts to lower the use of lead-based materials within the last fifty years, lead contamination remains as a threat to public health and safety. Elevated blood lead levels are known to cause a variety of health issues particularly for young children and pregnant women. This study aims to measure, map, and analyze the …

Healthcare Access And The Persistent Racial Disparities In Low Birth Weight, Zaheda A. Hussain, Yadanar Moe

DePaul Discoveries

Low birth weight (LBW), defined as less than 2,500 grams, is an influential factor contributing to infant mortality in the United States, with significant racial disparities between Black and White mothers. This study analyzed data from 3,054 Black and White mothers collected from the 2018 National Health Interview Survey to explore the association between access to medical care and LBW within different racial groups. The prevalence of LBW was 8.0%. Overall, mothers without a usual place of medical care had, on average, an 18% higher risk of LBW than those with a usual place (OR = 1.18, 95% CI: 0.80–1.74). …

Greener Synthesis Of Pdi Ligands Using A Microwave Reactor, Gabrielle E. Leonhardt, Abbigale S. Holjes, Kyle A. Grice

DePaul Discoveries

Two pyridinediimine (PDI) ligands were synthesized using green chemistry principles to minimize environmental impact and maintain synthetic efficiency. Previous syntheses require hazardous solvents and long reaction times. The reaction was carried out with a safer solvent, ethanol, and more rapidly using a CEM Discover microwave reactor. The PDI ligand was chosen for the scaffold for the aromatic core and support for different aniline derivatives. Comparative investigation of aniline electronics showed that 2,6-dimethylaniline was more successful than the electron-withdrawing electronics of 2,6-dichloroaniline. Synthesized complexes were characterized with proton nuclear magnetic resonance (NMR). The environmentally conscious microwave reaction produced effective and reproducible …

Fish Tissue Digestion And Microplastic Polymer Identification Protocol Using Open-Source Ftir Database, Shawn L. Kissinger, Vick-Ariel Privert, Jason Bystriansky, Kyle A. Grice

DePaul Discoveries

Microplastic (MP) contamination in aquatic ecosystems poses significant concerns for environmental and public health, as seafood represents a critical food source worldwide. Despite increasing evidence of MP presence in marine organisms, efficient and accessible detection methods remain essential for characterizing contamination patterns and informing regulatory frameworks. This study extracted MPs from brain, gill, intestine, liver, and muscle tissues of gilt-head bream (Sparus aurata) and European sea bass (Dicentrarchus labrax), two commercially important species from the Gulf of Cádiz, Spain, using a NaOH–HNO₃ chemical digestion protocol. Isolated particles were characterized by Fourier Transform Infrared (FTIR) spectroscopy, with …

Crystal Structural Analysis Of Medieval Human Bones Using Wide-Angle X-Ray Scattering, Selly Altangerel, Leslie Gracia

DePaul Discoveries

Female human second metacarpal (mc2) bones from a medieval cemetery at Wharram Percy, England, were studied using high-energy Wide-Angle X-ray Scattering (WAXS) at beamline 1-ID of the Advanced Photon Source at Argonne National Laboratory. The age-at-death of 33 samples was determined from molar wear and classified into 3 groups:  18-30, 30-50, and 50+ years old.  Rietveld refinements of the WAXS data were performed to obtain lattice parameters of the hexagonal carbonated apatite phase (cAp). Individual fittings for cAp peaks 00.2, 00.4, and 31.0 were performed to obtain their widths and correlate them to collagen retention. For the three samples described …

Clearing The Air: Tracking Spatial And Temporal Pm2.5 Variability Along A Biking Transect In Chicago, Beau R. Rass

DePaul Discoveries

Fine particulate matter (PM₂.₅) poses significant risks to human health and disproportionately affects marginalized communities in urban environments (World Health Organization [WHO], 2021; Tessum et al., 2021). Using low-cost mobile sensors, this study explored spatiotemporal PM₂.₅ concentration patterns along a north–south transect of Halsted Street in Chicago. A 2B Technologies Portable Aerosol Monitor (PAM) mounted on a bicycle was used to continuously record PM₂.₅ concentrations with associated GPS coordinates at approximately two-second intervals during 16 sampling events between 08-12-2025 and 10-05-2025. PM₂.₅ concentrations did not differ significantly among the South Side, West Loop, and North Side regions, contrary to the …

Depaul Discoveries Volume 15 Cover Art, Dina Khdair

DePaul Discoveries

No abstract provided.

Prevalence Of Cerebrovascular Disease In Patients With Coronary Artery Disease After Pharmacological Stress Test, Eman Mahmoud Abdelfattah, Muhammad Salem Muhammad Hagrass, Khalid Ahmed Elkhashab, Sameh Emil, Hassan Mohamed Ebeid, Lamya Salih, Najah Makhbout Al-Amri, Mostafa Sayed, Haytham Soliman Ghareeb

Journal of the Saudi Heart Association

Objectives: Coronary artery disease (CAD) and cerebrovascular disease (CVD) share common atherosclerotic pathways. However, the clinical significance of headache absence during stress testing remains unexplored. We investigated whether the absence of headache during pharmacological stress testing reflects the presence of subtle cerebrovascular atherosclerosis detectable by transcranial Doppler ultrasonography (TCD).

Methods: This cross-sectional study enrolled 225 patients with CAD undergoing pharmacological stress testing with TCD and myocardial perfusion imaging (MPI) at centers in Egypt (Cardiology Department, Fayoum University). Patients were stratified by headache status during stress testing. Multivariate logistic regression and receiver-operating characteristic (ROC) analysis identified independent predictors of abnormal TCD …

The Exploration Of The Antidiabetic Potentialities Of Bottle Gourd (Lagenaria Siceraria) Fruits Through In Vivo, In Vitro And In Silico Approaches, Arifa Sultana, Fahima Aktar, Fabiha Noushin, Mariam Wahed, Jakir Ahmed Chowdhury, Abu Asad Chowdhury, Shaila Kabir, Md. Shah Amran

Pharmaceutical Sciences and Research

Due to the ineffectiveness, side effects, and high cost of conventional drugs, medicinal plants grabbed the attention to treat diabetes, which has been a global health concern nowadays. Therefore, this study aims to investigate the antidiabetic potentialities of bottle gourd (Lagenaria siceraria) fruits in in vivo, in vitro, and in silico methods. For the in vivo assessment, alloxan-induced diabetic rats were fed food mixed with bottle gourd powder for 21 days. For the in vitro assessment, the alpha-amylase inhibitory assay was used to determine the antidiabetic properties of an ethanolic extract of L. siceraria. For the …

A Charism-Based Faculty Instruction Framework For Nursing Education: Integrating Values-Driven Pedagogy In Blended Learning Environments, Humprey G. Icban, Anele C. Mallari, Cherry B. Lazatin, Aurora R. Valencia, Lilibeth G. Sales, Ulysses J. Rengel, Marie Aileen L. Domingo

The Journal of Faith, Education, and Community

The evolution of nursing education in the Philippines is driven by dynamic global healthcare demands and an accelerated shift toward blended learning modalities. The central challenge lies in preserving the humanistic values of compassion and integrity within technology-mediated environments. This study addresses this issue by developing a Charism-Based Faculty Instruction Framework (CBFIF) designed to empower clinical instructors at the University of the Assumption College of Nursing and Pharmacy (UACONP) in their crucial role as "Formators of Catholic Leaders." The framework is intended to cultivate the institution's core graduate attributes: "Biasa" (academically competent), "Maganaca" (morally upright), and "Mayap" (socially responsible). A …

Depression And Anxiety In Pulmonary Hypertension Associated With Congenital Heart Disease: Pathophysiology And Clinical Implications Of The Heart–Brain Axis, Nicodemus N. Triatmojo, Valerinna Y.S. Putri

Journal of the Saudi Heart Association

Pulmonary hypertension associated with congenital heart disease or PH-CHD is an increasingly prevalent disorder in modern cardiology. It is characterized by progressive pulmonary vascular remodeling, chronic right ventricular (RV) pressure overload, and abnormal cardiopulmonary hemodynamic. Due to advances in congenital cardiology and treatments for pulmonary hypertension, survival rates have increased. As a result, the focus has switched to long-term functional status and quality of life. Depression and anxiety are currently recognized as prevalent and clinically significant manifestations in PH-CHD; nonetheless, they remain underdiagnosed and undertreated within cardiovascular care frameworks.

More study shows the disease's severity or symptom count cannot explain …

Impact Of Social Media-Driven Feeding Practices On The Gut Microbiome Of Captive Asian Elephants (Elephas Maximus) In Surin, Thailand, Pongpreecha Malaluang, Nuttapon Bangkaew, Jaruwan Chaiyakhot, Patinya Patikae, Nattaya Watwiengkam, Phimphanit Choklikitumnuey, Thanaphat Phupanna, Sudachanok Phowiset, Prim Chuesaard, Tarid Purisotayo

The Thai Journal of Veterinary Medicine

This study investigated the effects of social media-driven live-streaming dietary supplementation on the gastrointestinal microbial community of captive Asian elephants (Elephas maximus) at the Elephant Kingdom, Surin Province, Thailand. A hierarchical two-tier observational design was used: Tier 1 compared a minimal-supplementation control group (Group H, n = 6) with a frequent heterogeneous-supplementation group (Group L, n = 18); Tier 2 compared, within Group L, low-frequency (Group A, ≤ 3 sessions per week, n = 7) and high-frequency (Group B, > 3 sessions per week, n = 11) live-streaming sub-groups. Faecal microbial profiles were obtained by 16S rRNA gene (V3–V4) …

Gentle Beginnings: Innovative Use Of Melatonin And Triclofos Sodium For Uncooperative Children-An Invivo Study, Rohan Shrivastava, Sonal Gupta, Charu Aggarwal, Akil Prawin S.S

International Arab Journal of Dentistry

Objectives: To compare the pre- and post-use of oral melatonin and oral triclofos as oral sedative drugs on anxiety, sedation, and cognitive and psychomotor function to perform satisfactory dental treatment on uncooperative children.

Methods: A total number of 100 patients aged between 4 and 9 years who were scheduled for dental treatment were randomly divided into two groups, Group I and Group II, and administered melatonin and triclofos sodium, respectively, to determine changes in anxiety, cognitive, psychomotor, and sedation scores pre- and post-treatment. Data were analyzed using an unpaired/paired t-test, and P < 0.05 was contemplated as statistically significant.

Results: Post-treatment assessments revealed a significant reduction in …

Antibacterial Efficacy Of Resin-Based Dental Composites Modified With Antibacterial Agents Against S. Mutans: A Systematic Review, Ahmad Setiawan Jarigau, Erwin Gunawan, Muhammad Akira Takashi Dharma, Fanny Dinda Nur Aulia, Lenni Indriani Hatta, Nurhayati Natsir

International Arab Journal of Dentistry

Introduction: Dental caries caused by Streptococcus mutans is a leading cause of dental restoration failure. Enhancing composite resins with antibacterial agents aims to inhibit bacterial growth and prolong restoration life.

Objectives: This review evaluates the anti-bacterial agents efficacy of these modified composites against S. mutans and explores their mechanisms and potential clinical benefits.

Methods: A comprehensive literature search was conducted across multiple databases following PRISMA guidelines, focusing on in vitro studies published between 2015 and 2025. Studies evaluating composites with antibacterial additives against S. mutans using standard microbiological assays were included. The quality of eligible studies was assessed using the …

Effect Of Home Bleaching With Carbamide Peroxide And Over-The-Counter Products On Stained Supra-Nano-Filled Composite: An In-Vitro Study., Lynn Harrouk, Pascale Habre, Samar Bou Jaoude, Carina Mehanna Zogheib

International Arab Journal of Dentistry

Objective: This study evaluated the impact of home and over-the-counter (OTC) bleaching products, compliant with SCCS regulations, on color changes in tea-stained supra-nano filled composite, using the CIEDE2000 formula.

Methods: One hundred Estelite® Sigma Quick discs were fabricated, thermocycled, and tea-stained for 12 days. Samples were divided into four groups: Opalescence 15% carbamide peroxide (CP) gel, White Dental Beauty 6% hydrogen peroxide (HP) strips, Pola Luminate 6% HP brush-on gel, and a control. Color was measured at baseline, post-staining, and post-bleaching using a VITA EasyShade spectrophotometer. ΔE₀₀ values were analyzed with Kruskal-Wallis and Dunn’s post-hoc tests (p < 0.05).

Results: All bleaching …

Comparison Of Three Intraoral Scanners For Digital Impressions Of Biologically Oriented Preparation: An In-Vivo Study, Lara Habli, Pascale Habre-Hallage, Hani Tohme, Dany Noujaim, Maryse Nassif, Camille Haddad

International Arab Journal of Dentistry

Introduction: The accuracy of intraoral scanners (IOSs) in capturing a Biologically Oriented Preparation Technique (BOPT) remains uncertain. The aim of this study was to evaluate the accuracy of digital impressions obtained with three intraoral scanners for recording BOPT preparations.

Methods: A maxillary central incisor was prepared following BOPT. After temporization, a conventional polyvinyl siloxane impression was scanned with a desktop scanner to obtain a reference model. Forty-two scans (n D 14 per scanner) were recorded with three IOSs—Trios 3, Sirios, and Helios 680—by a single operator under standardized conditions. Accuracy was assessed using Geomagic Control X by calculating 3D surface …

Evaluation Of Optimal Force For Intrusion Of A Periodontally Compromised Maxillary Anterior Dentition Treated With Fixed Orthodontics – A Finite Element Analysis, Tanzim Ahmed, Amrita Puri, Aatira Nair, Anshul Singla, Mathew Koshy Vaidyan, Shruti Sharma, Chhavi Singh

International Arab Journal of Dentistry

Introduction: Adult orthodontic treatment is increasingly sought due to aesthetic and functional concerns, often involving periodontally compromised patients with altered biomechanics. Reduced bone support shifts the center of resistance and necessitates lower, carefully controlled forces, while finite element modeling has become a key tool to analyze tissue response under such conditions.

Objectives: The study aimed to determine the optimal intrusive force for periodontally compromised maxillary anterior teeth using Finite Element Analysis (FEA).

Methods: A 3D finite element model of the maxillary anterior dentition was created and divided into healthy and compromised halves, the latter with one-third alveolar bone loss. A …

Impact Of Antihypertensive Medications On Implant Success: A Retrospective Cohort Study On Monomedicated Patients, Antony Chidiac, Stephanie Mrad, Charbel Kachouh, Richard M. Sadaka, Joseph Bassil

International Arab Journal of Dentistry

Objective: The aim of this study main is to analyze the influence of antihypertensive treatments on the failure and survival rates of dental implants.

Methods: Medical records of 586 patients who received a total of 1,814 dental implants between 2012 and 2022 met the inclusion criteria and were retrospectively reviewed. Patients were divided into two groups: a control group comprising 512 systemically healthy patients with 1581 implants, and a group of 74 patients taking only antihypertensive medications who received a total of 233 implants. Implant failure was assessed according to criteria defined by the International Congress of Oral Implantologists.

Results: …

Influence Of Veneer Thickness On Double Bond Conversion Of Preheated Composite And Self-Adhesive Resin Cement Under Lithium Disilicate Restorations: An In-Vitro Study., Vanessa Kanaan, Marie Abboud, Alexandre Monnier, Dani Irani, Vana Mardirossian, Cynthia Kassis

International Arab Journal of Dentistry

Introduction: This study evaluated the influence of lithium disilicate restoration thickness on the degree of conversion (DC) of a self-adhesive dual-cured resin cement (Bifix SE®; VOCO GmbH, Cuxhaven, Germany) and a preheated composite resin (VisCalor Bulk®; VOCO GmbH, Cuxhaven, Germany).

Methods: Sixty IPS e.max CAD (LTB1) specimens (2 mm, 4 mm, 6 mm; n D 10 per group) were fabricated and divided into six groups. Groups 1–3 were luted with Bifix SE, and Groups 4–6 with preheated VisCalor Bulk. Specimens were conditioned with 5% hydro_uoric acid and silane, then cemented and light cured. Raman spectroscopy was used to determine DC. …

Hypo-Responsiveness Of The Dental Pulp In Patients With Type 2 Diabetes And Hypertension: A Cross-Sectional Study, Kavitha M, Mallolu Anthony Sanjana Vijay, Niveditha B, Fathima A.I, Pavithra D, Vigneshwaran J

International Arab Journal of Dentistry

Introduction: Diabetes mellitus and hypertension, two of the most prevalent metabolic disorders worldwide, exert profound and progressive effects on multiple physiological systems. While their systemic complications are well documented, their subtle yet clinically significant impact on oral structures, particularly the dental pulp, remains underexplored.

Objectives: This study aims to assess the functional responsiveness of dental pulp nerves in individuals with type 2 diabetes mellitus and systemic hypertension, and to compare the findings with responses from healthy individuals, using an Electric pulp tester (EPT) as a diagnostic tool.

Methods: A total of 600 teeth from 75 adult patients (25 diabetic, 25 …

The Efficacy Of Mini-Screw Rapid Palatal Expansion (Marpe) In Late Adolescents And Young Adults: A Systematic Review, Afaf El Merouani Drissi, Hajar Ben Mohimd, Hicham Benyahia, Fatima Zaoui

International Arab Journal of Dentistry

Introduction: Mini-screw assisted rapid maxillary expansion (MARPE) emerged as a less invasive alternative treatment for transverse maxillary expansion, and designed to overcome the limitations of conventional rapid maxillary expansion for patients from post-pubertal growth spurt period onwards, often presenting with an interdigitated suture. The aim of this systematic review is to evaluate the efficacy of this treatment on skeletal, dento-alveolar and periodontal levels based on CBCT studies, by comparing it to the conventional rapid maxillary expansion (RPE).

Methods: a literature search of five databases (PubMed, Scopus, Web of Science, ScienceDirect and the Cochrane library) was conducted from 2010 until July …

Minimally Invasive Decompression And Long-Term Follow-Up Of An Orthokeratinized Odontogenic Cyst Of The Mandible: A 7-Year Case Report, Akram Belmehdi, Karima El Harti

International Arab Journal of Dentistry

Introduction: Orthokeratinized odontogenic cyst (OOC) is a rare developmental jaw lesion with indolent behavior and low recurrence potential.

Case presentation: A 33-year-old healthy male was referred after incidental discovery of a mandibular radiolucency. Cone-beam CT revealed a well-defined unilocular lesion in close relation to the inferior alveolar canal. Aspiration confirmed its cystic nature, and a conservative decompression was performed using a rubber drain to reduce lesion size and preserve adjacent structures. Histopathologic examination identified orthokeratinized epithelium consistent with OOC. After seven months of decompression, the lesion showed marked ossification, allowing safe enucleation and peripheral curettage. Radiographic follow-ups at 19 months …

Employing Artificial Intelligence For Non-Invasive Diagnosis Of Craniofacial Deformities: A Systematic Review Of Non-Ionizing Radiation Methods, Nurul Mutmainnah, Harun Achmad, Lusy Damayanti

International Arab Journal of Dentistry

Introduction: Craniofacial deformities, like craniosynostosis and plagiocephaly, require early diagnosis, but traditional methods like CT scans use harmful ionizing radiation. Artificial Intelligence (AI) offers a non-invasive, radiation-free alternative, using 2D and 3D imaging for accurate diagnosis, improving safety and accessibility, especially in remote areas.

Objective: This review evaluates the use of AI in diagnosing craniofacial deformities without ionizing radiation, focusing on its strengths, limitations, and challenges in clinical implementation.

Methods: The literature was searched across five databases—PubMed, Google Scholar, ScienceDirect, Wiley, and Cochrane—over the last decade, following PRISMA guidelines. Inclusion criteria were AI-based, non-invasive imaging techniques for craniofacial deformities. The …

Comparative Evaluation Of A-Prf+ Or Collagen Membrane On Hard And Soft Tissue Changes Following Immediate Implant Placement: A Randomized Clinical Trial, Raagul S, Rahul Chopra, Sumit Malhotra, Prashansa Sharma, Ankur Tyagi, Nancy Singh

International Arab Journal of Dentistry

Objectives: To evaluate and compare clinical and radiographic parameters viz. Gingival Index (GI), Plaque Index (PI), Width of Keratinized Tissue (WKT), Midbuccal & Midlingual/Midpalatal soft tissue thickness (STT), ISQ values and crestal bone levels (CBL) using CBCT at baseline and 6 months in Group I (Immediate implant placement & A-PRF+) and Group II (Immediate implant placement & Collagen Membrane).

Methods: A total of 20 sites indicated for extraction were selected and randomly divided into: GROUP I : 10 sites were treated with immediate implant placement and covered with an A-PRF+ membrane and GROUP II : 10 sites were treated with …

Predictive Analysis For Success And Complications In Dental Implant Therapy Using Artificial Intelligence Models, Vishnu Priya Veeraraghavan, Aysha Jebin A, Isha Dusane, Govind Baheti, Ankita Agarwal, Santosh R Patil

International Arab Journal of Dentistry

Introduction: Dental implant therapy is a predictable treatment for tooth replacement, but its success is influenced by multiple patient, surgical, and systemic factors. Traditional statistical models, such as logistic regression, are limited in capturing nonlinear relationships among these variables. Artificial intelligence (AI) can integrate diverse predictors to enhance clinical risk assessment and improve treatment outcomes.

Objective: To identify key predictors of dental implant success and develop AI-based models capable of accurately forecasting implant outcomes using clinical and surgical parameters.

Methods: This retrospective cohort study analyzed data from 172 patients (219 implants) placed between 2020 and 2021. Patient demographics, systemic health …

The Effectiveness Of Anterior Torque Control By Clear Aligners In Extraction And Non-Extraction Cases : Systematic Review, Houda Ousli, Kawtar Chadli, Fatima Zaoui, Hicham Benyahia

International Arab Journal of Dentistry

Introduction: Clear aligner treatment has gained popularity in recent years. Accurate torque expression of the upper incisors is crucial for orthodontic treatment outcomes but remains challenging in invisible orthodontic treatment.

Objectives: This systematic review aims to evaluate the existing literature and critically assess the clinical effectiveness of aligners in controlling anterior torque or bucco-lingual root inclination, in both extraction and non-extraction cases.

Methods: A systematic search of Scopus, PubMed, Web of Science, Ebsco, and the Cochrane Library was conducted for peer-reviewed articles published between 2014 and March 2025. A total of 257 records were identified (Scopus: 32; Web of Science: …

Antropometri Tangan Penduduk Kota Ambon Sebagai Dasar Perancangan Ergonomis, Puan Maryam Leaongso, Wilma Latuny, Aminah Soleman

National Journal of Occupational Health and Safety

The limited availability of hand anthropometric data for the Indonesian population, particularly for the residents of Ambon City, may affect the accuracy of designing ergonomic products, work equipment, and public facilities. This study aimed to measure and analyze 25 hand dimensions of the Ambon City population based on gender and age, and to compare the measurement results with national anthropometric data. This research employed a quantitative method with a descriptive design through an anthropometric approach. Data were collected directly from 200 respondents, consisting of 100 females (aged 18–40 years) and 100 males (aged 20–40 years). Data analysis was performed using …

Sfdda Newsletter Spring 2026

SFDDA Newsletter

SFDDA Newsletter includes regular columns with regional news impacting the South Florida District membership including: columns from the President and editor, feature articles relating to the field of dentistry, association events and upcoming activities, component news, continuing education opportunities, and classifieds.

Molecular Detection Of Chlamydiales In Captive Zoo Animals At Songkhla Zoo, Southern Thailand, Rawikan Inchuai, Sunisa Khongthong, Boontarikaan Wititkornkul, Naruepan Wongpluksin

The Thai Journal of Veterinary Medicine

Several species of Chlamydia are recognized as significant zoonotic pathogens that infect a wide range of hosts, including humans. This study aimed to investigate the occurrence and genetic characteristics of Chlamydiales–related bacteria in captive animals at Songkhla Zoo, southern Thailand. A total of 92 cloacal and rectal swab samples were collected from mammals (n = 22), birds (n = 55), and reptiles (n = 15). Genomic DNA was screened using polymerase chain reaction (PCR) targeting the Chlamydiales 16S rRNA gene and the ompA gene specific for Chlamydia psittaci. Positive amplicons were subjected to Sanger sequencing and phylogenetic analysis. A …