جست‌وجوی استاد و پژوهشگر

Adam C Steinمشاهده پروفایل

دانشیار

• Gastroenterology
• Hepatology
• Inflammatory Bowel Disease
• +۵ مورد دیگر

Adam C Stein is an Associate Professor in the Department of Medicine at Northwestern University's Feinberg School of Medicine, specializing in gastrointestinal disorders of the small bowel. He provides clinical care at Northwestern Memorial Hospital and Ann & Robert H. Lurie Children's Hospital of Chicago, with expertise in Crohn's disease, celiac disease, intestinal failure, and malnutrition management. Education: MD from University of Illinois, Chicago (2007) Residency in Internal Medicine at University of Chicago (2010) Fellowship in Gastroenterology at University of Chicago (2013) Fellowship in Nutrition at University of Chicago (2014) Dr. Stein's research focuses on small bowel pathologies including obscure gastrointestinal bleeding, cystic fibrosis-related GI complications, and advanced endoscopic techniques like video capsule endoscopy and double balloon enteroscopy. His clinical work emphasizes nutritional support through parenteral nutrition and tube feeding for complex malabsorption syndromes. Recent publications (2022-2024) demonstrate concentrated research on gastrointestinal manifestations in rare diseases (nephropathic cystinosis) and cystic fibrosis, with particular attention to nutritional management barriers and drug safety profiles in inflammatory bowel disease therapies. No scientific awards are listed in the current profile. Information regarding student advising and research grants is not specified in available materials, though Dr. Stein maintains active industry collaborations through consulting roles with AbbVie, Amgen, and Takeda Pharmaceuticals. As a member of the Division of Gastroenterology and Hepatology, Dr. Stein collaborates with multidisciplinary teams across Northwestern Medicine's academic hospitals, contributing to clinical committees including the ACG Training Committee (2017-2023) and editorial boards such as Current Gastroenterology Reports (2019-2023).

Cristina Carretero Ribónمشاهده پروفایل

دانشیار بالینی

• Digestive Tract Tumors
• Endoscopy
• Hereditary Cancer Syndromes
• +۳ مورد دیگر

Dr. Cristina Carretero Ribón is a Digestive Specialist and Clinical Associate Professor at the University of Navarra, affiliated with both the Faculty of Medicine and the Faculty of Pharmacy. She works at the Pamplona Headquarters of the University of Navarra Clinic and is a key member of its Cancer Center and Digestive Department. Education: Graduated in Medicine from the University of Navarra (2000), specialized in Digestive System (2005). Specializations: Capsule colonoscopy, capsule enteroscopy, digestive tumor prevention. Research Focus: Her work centers on improving diagnostic techniques such as high-definition endoscopy (NBI) and colon capsule applications for colonic lesions. She contributes to hereditary digestive tumor syndromes and therapeutic endoscopy research. Teaching & Leadership: She actively trains endoscopic capsule readers internationally and is involved in the Web Committee of the Spanish Digestive System Foundation and the Scientific Committee of the Spanish Society of Digestive Endoscopy. Publications: Co-author of 3 books, 6 book chapters, and over 20 articles in national and international journals.

Shivangi T. Kothariمشاهده پروفایل

استادیار

• Gastroenterology
• Hepatology
• Interventional Endoscopy
• +۵ مورد دیگر

Dr. Shivangi T. Kothari serves as Assistant Professor of Medicine and Associate Director of Endoscopy in the Division of Gastroenterology and Hepatology at the University of Rochester School of Medicine and Dentistry. She is a core member of the University of Rochester Medical Faculty Group (URMFG) and Accountable Health Partners (AHP), providing clinical services at the Konar Center for Digestive and Liver Disease and Surgery Center at Sawgrass. Her educational foundation includes: Medical Degree: Seth GS Medical College and KEM Hospital, Mumbai, India Internal Medicine Residency: Seton Hall University (2005-2007) Gastroenterology Fellowship: St Joseph's University Medical Center (2007-2010) Interventional Endoscopy Fellowship: Stanford University Medical Center (2011-2012) Dr. Kothari maintains clinical expertise in advanced therapeutic procedures including interventional endoscopic ultrasound, ERCP, Barrett's esophagus endotherapy, double balloon enteroscopy, and pancreatic-biliary disorder management. Her research program focuses on developing EUS FNA techniques, advancing endoscopic ablation therapies for Barrett's esophagus, and evaluating novel diagnostic/therapeutic devices for biliary and pancreatic conditions. As an active member of national GI societies, she serves on committees and peer-reviews for medical journals while maintaining a patient-centered practice philosophy. Her significant scientific awards include: Multiple ACP presentation prizes (1st oral, 2nd poster for Gastric Sarcoidosis) Seton Hall University Research Colloquium awards (2nd and 3rd place) Early academic distinction in Biochemistry In her leadership role as Associate Director of Endoscopy, Dr. Kothari oversees procedural standards and innovation across UR Medicine's endoscopy units while maintaining active clinical practice in Rochester and Brighton locations.

Maite Alonso Sierraمشاهده پروفایل

دانشیار بالینی

• Gastroenterology
• Digestive Endoscopy
• Functional Gastrointestinal Disorders
• +۳ مورد دیگر

Dr. Maite Alonso Sierra is a Clinical Associate Professor at the Faculty of Medicine of the University of Navarra and a Digestive Specialist at the University of Navarra Clinic in Madrid. She specializes in functional digestive disorders and small intestine pathologies, utilizing advanced diagnostic techniques including 24-hour pH monitoring, impedance monitoring, and high-resolution esophageal manometry. Her educational qualifications include: Graduation in Medicine and Surgery from the University of Malaga (2010) Digestive System Specialist certification from the University of Navarra Clinic (2016) University Expert Title in Advanced Digestive Endoscopy (Catholic University of Murcia, 2021) University Expert Title in Intestinal Permeability (Francisco de Vitoria University, 2022) Dr. Alonso Sierra's clinical and research focus centers on functional gastrointestinal disorders and small intestine diseases . She has extensive experience in capsule endoscopy and deep enteroscopy for small bowel evaluation, and her work intersects with neurogastroenterology and gut microbiota research. She actively participates in advancing diagnostic methodologies for motility disorders. She mentors students in the Human Nutrition and Dietetics program at the University of Navarra and has held prior teaching positions at the University of Navarra (2013-2015) and the European University of Madrid (2019-2021). Dr. Alonso Sierra is an active contributor to her field through professional societies: Member of the Spanish Society of Digestive Pathology (SEPD) Member of the Spanish Society of Digestive Endoscopy (SEED) and its Capsule and Enteroscopy Working Group Member of the Spanish Association of Neurogastroenterology and Motility (ASENEM) Member of the Spanish Society of Microbiota, Probiotics and Prebiotics At the University of Navarra Clinic, she is integral to the Digestive Service team, providing specialized care and contributing to the clinic's reputation in advanced gastroenterology.

• Hereditary Gastrointestinal Tumors
• Lynch Syndrome
• Peutz-Jeghers Syndrome
• +۳ مورد دیگر

Dr. A. Wagner is a researcher at Erasmus MC specializing in hereditary gastrointestinal tumors. The research group focuses on diagnostics and clinical management of syndromes like Lynch syndrome and Peutz-Jeghers syndrome, collaborating with departments of Gastroenterology & Hepatology, Gynecology, and Pathology. Key Affiliations : Erasmus MC (Gastroenterology & Hepatology, Gynecology, Pathology), Leiden University Medical Center Collaborations : INVUSE consortium for MMR gene variant classification Research interests center on improving genetic diagnostics, cancer risk estimation, and surveillance strategies for hereditary colorectal cancer syndromes. The group pioneered the LIMO study, establishing routine Lynch syndrome testing in Dutch clinical guidelines. Recent publications highlight work on MMR mutation detection, cost-effectiveness of screening programs, and comparative imaging techniques for Peutz-Jeghers syndrome surveillance. Notable keywords include DNA repair, microsatellite instability, and population-based cancer prevention. The group is funded through national research grants and participates in guideline development for hereditary cancer management. For inquiries, contact the Erasmus MC office via their provided form.

• Gastroenterology
• Hepatology
• Endoscopic Procedures
• +۲ مورد دیگر

Prof. Selçuk Dişibeyaz, MD, is a leading academic in Gastroenterology with significant contributions to endoscopic procedures and digestive system diseases. Currently serving as Professor at Koç University Hospital since 2025, he previously held academic roles at Acıbadem Ataşehir Hospital (2022-2025) and Eskişehir Osmangazi University (2016-2022), where he served as Chief of the Gastroenterology Department. Education Medical Degree: Karadeniz Teknik Üniversitesi (1982-1988) Internal Medicine Specialist: Ankara Numune Eğitim ve Araştırma Hastanesi (1990-1994) Gastroenterology Subspecialist: Türkiye Yüksek İhtisas Hastanesi (1998-2000) Advanced Endoscopy Training: Ovesco Endoscopy AG (Germany, 2017), Helios Dr. Horst Schmidt Kliniken (Germany, 2012), and Mount Sinai School of Medicine (USA, 2005-2006) His clinical expertise spans ERCP, EUS, and therapeutic endoscopy for pancreatic/bile duct diseases, gastrointestinal fistulas, and reflux disorders. He has pioneered laser fragmentation techniques for duct stones and balloon enteroscopy for small intestine examination. Scientific contributions include over 167 peer-reviewed articles, 182 congress presentations, and 15 book chapters. Awards highlight his innovative case studies at national gastroenterology congresses. He remains active in editorial and refereeing roles for academic journals.

• Interventional Endoscopy
• Gastroenterology
• Hepatology
• +۲ مورد دیگر

Dr. Charles E. Dye is a Professor in the Department of Medicine, Division of Gastroenterology and Hepatology at Penn State Health College of Medicine. He specializes in interventional endoscopy and endoscopic ultrasound (EUS) for managing cancerous/pre-cancerous conditions. His clinical practice includes advanced procedures like ERCP, EMR, EUS-guided ablation, and endoscopic vacuum therapy.

Andrew Tinsleyمشاهده پروفایل

دانشیار

• Inflammatory Bowel Disease (IBD)
• Crohn's Disease
• Ulcerative Colitis
• +۵ مورد دیگر

Andrew Tinsley, MD is an Associate Professor in the Department of Gastroenterology and Hepatology at Penn State Health College of Medicine. He specializes in general gastroenterology with a particular focus on inflammatory bowel diseases (IBD), including Crohn's Disease and Ulcerative Colitis. Dr. Tinsley provides comprehensive care for patients with gastrointestinal disorders and is affiliated with the Carlino Family IBD Center and the Penn State Health Endoscopy Center in Hershey, Pennsylvania. Education: Medical School: University of Vermont, College of Medicine (2006) Fellowship: Gastroenterology, Mount Sinai Beth Israel Medical Center (2012) Residency: Internal Medicine, Massachusetts General Hospital-Harvard Medical School (2009) Internship: Internal Medicine, Massachusetts General Hospital-Harvard Medical School (2007) Dr. Tinsley's research primarily focuses on inflammatory bowel disease, with particular emphasis on understanding abdominal pain mechanisms, healthcare utilization patterns, and lifestyle factors affecting disease outcomes. His work explores the genetic underpinnings of pain perception in IBD patients, economic aspects of emergency department visits, and how lifestyle modifications can impact disease management. He is also involved with the Center for Cannabis and Natural Product Pharmaceuticals, suggesting interest in alternative treatment approaches for gastrointestinal conditions. Dr. Tinsley's recent publications (2023-2024) demonstrate a strong focus on inflammatory bowel disease, particularly examining abdominal pain as a predictor of healthcare utilization, genetic factors influencing pain perception, and lifestyle interventions. His research employs both clinical data analysis and molecular approaches, often in collaboration with multidisciplinary teams. The work shows increasing attention to personalized medicine approaches in IBD management, with studies connecting genetic markers to clinical outcomes. While no specific awards are listed in the available information, Dr. Tinsley maintains an active research profile with 46 publications, an h-index of 16, and 1030 citations according to Scopus metrics. He collaborates extensively with researchers including Clarke, Coates, Williams, Walter, and Stuart on IBD-related research projects. His work contributes to UN Sustainable Development Goals related to good health and well-being. Dr. Tinsley is affiliated with the Center for Cannabis and Natural Product Pharmaceuticals (CCNPP) and appears to be part of a multidisciplinary IBD research team focused on understanding pain mechanisms, healthcare utilization, and lifestyle factors in inflammatory bowel disease management. His clinical practice at the Carlino Family IBD Center involves comprehensive care for IBD patients using advanced endoscopic techniques including double balloon enteroscopy and video capsule endoscopy.

• Gastroenterology
• Small Bowel Pathology
• Capsule Endoscopy
• +۵ مورد دیگر

Professor Reena Sidhu is a leading gastroenterologist at the University of Sheffield , affiliated with the School of Medicine and Population Health and Royal Hallamshire Hospital . With over 100 publications, her work focuses on small bowel pathology , capsule endoscopy , and device-assisted enteroscopy , where she leads one of the UK's largest services. She has pioneered research on coeliac disease , gastrointestinal angiodysplasia , and AI-assisted endoscopy . Research Interests: Small Bowel Imaging Device-Assisted Enteroscopy Coeliac Disease and Capsule Endoscopy Gastrointestinal Hemorrhage AI in Medical Diagnostics Sustainable Healthcare Practices Selected Scientific Awards: British Society of Gastroenterology Hopkins Prize (2012) Medipex Award (2013) World Endoscopy Organisation (WEO) Accreditation Her recent articles highlight advancements in small bowel diagnostics , AI integration , and eco-friendly gastroenterology . She collaborates extensively with European societies like ESGE and contributes to clinical guidelines.

Purnima Bhatمشاهده پروفایل

عضو هیئت علمی

• Mucosal Immunology
• Gastroenterology
• Hepatitis B Virus Research
• +۳ مورد دیگر

Purnima Bhat is a Senior Research Fellow at the Australian National University School of Medicine and Psychology. She is a practicing clinical gastroenterologist and hepatologist with appointments at Canberra Hospital and Canberra Colorectal. She holds a PhD in Virology from the University of Melbourne (Burnet Institute) and completed her gastroenterology specialization at Austin Hospital, Melbourne. Medical Degree: University of Queensland Specialization: Royal Australian and New Zealand College of Physicians PhD: University of Melbourne (Hepatitis B Virus & Polarized Epithelia) Her research focuses on mucosal immunology , translational medicine , and point-of-care diagnostics for viral hepatitis and gastrointestinal cancers. She develops in vitro and animal models to study gut immune responses and collaborates internationally to reduce healthcare delivery costs in developing countries. Recent publications highlight her work in endoscopy techniques , HBV elimination strategies , and immunotherapy for GI cancers . She chairs the World Endoscopy Organisation's African Outreach Committee and serves on climate change committees for global gastroenterology societies. Chair, African Outreach Committee, World Endoscopy Organisation Climate Change Committees: World Gastroenterology Organisation, GESA Visiting Academic appointments: University of Oslo, Imperial College London, Hôpital St Louis

Sushil K. Ahlawatمشاهده پروفایل

استاد

• Gastroenterology
• Hepatology
• Therapeutic Endoscopy
• +۶ مورد دیگر

Dr. Sushil K. Ahlawat is a Professor and Chief of the Division of Gastroenterology and Hepatology at SUNY Downstate Health Sciences University's Department of Medicine. He specializes in advanced interventional endoscopy, including ERCP, EUS, and deep small bowel enteroscopy. His clinical focus spans therapeutic endoscopy, GI bleeding management, and hepatobiliary/pancreatic interventions. Education: MBBS: Pt. B.D.S Postgraduate Institute of Medical Sciences, Rohtak, India M.S. (Clinical Research): Mayo Clinic College of Medicine, MN Fellowships: Georgetown University (Gastroenterology/Hepatology & Therapeutic Endoscopy), Mayo Clinic (Advanced Medicine) Internship/Residency: Montefiore Medical Center, NY Research Interests: Dr. Ahlawat's work centers on advanced endoscopic techniques, including ERCP, EUS, and management of pancreaticobiliary diseases. He explores procedural outcomes, cost-effectiveness of interventions, and disparities in healthcare access for gastrointestinal conditions. Publications: His 2022-2020 research focuses on ERCP optimization, endoscopic management of pancreatitis, and healthcare economics. Recent work addresses complications in bariatric surgery patients and HIV-pancreatitis interactions. Clinical Practice: He leads the Interventional Endoscopy program at University Hospital at Downstate, emphasizing minimally invasive therapies. New patients can be scheduled via (718) 270-4772.

• Gastrointestinal cancers
• Endoscopic ultrasound
• Endoscopic submucosal dissection
• +۴ مورد دیگر

Makoto Nishimura, MD is an Associate Physician at Memorial Sloan Kettering Cancer Center specializing in gastroenterology with expertise in minimally invasive endoscopic techniques for gastrointestinal cancers. He has performed over 950 endoscopic submucosal dissections (ESD), a technique developed in his native Japan. His research focuses on: Endoscopic ultrasound (EUS) applications for pancreatobiliary cancers Advanced endoscopic tumor resection techniques Combined endoscopic-laparoscopic approaches for complex cases Direct drug delivery to non-resectable pancreatic tumors Dr. Nishimura is currently collaborating with Japanese researchers on clinical trials exploring novel EUS applications. His work bridges Japanese-developed techniques with American clinical practice, particularly in early-stage gastrointestinal cancer treatment where he helps patients avoid major surgery. As part of MSK's multidisciplinary team, he works closely with surgeons and oncologists to develop personalized treatment plans. His clinical practice emphasizes patient-centered care, particularly reassuring those facing potential major operations that less invasive options often exist.

Mark A. Schattnerمشاهده پروفایل

استاد بالینی

• Gastroenterology
• Oncology
• Endoscopy
• +۳ مورد دیگر

Mark A. Schattner is a gastroenterologist and Chief of the Gastroenterology, Hepatology, and Nutrition Service at Memorial Sloan Kettering Cancer Center (MSKCC). He specializes in advanced endoscopic techniques for gastrointestinal cancers, including pancreatic, colon, gastric, and esophageal cancers. His expertise includes procedures like endoscopic ultrasound (EUS), endoscopic retrograde cholangiopancreatography (ERCP), and enteroscopy. Dr. Schattner focuses on developing minimally invasive treatments and novel drug delivery methods for tumors, collaborating closely with surgical and research teams at MSK. He received his MD from the University of Pennsylvania School of Medicine and completed his residency at The New York Hospital/Cornell Medical Center, followed by a fellowship at MSKCC. His research emphasizes improving patient outcomes through innovative endoscopic technologies. Dr. Schattner has been recognized with multiple awards, including Castle Connolly’s Top Doctor distinctions (2016–2024) and the National Pancreas Foundation’s Nobility in Science Award (2016). He maintains affiliations with various insurance providers and practices in New York City. Outside of medicine, he enjoys running, completing the NYC Marathon, and traveling with his family.

Natalie Tapaskarمشاهده پروفایل

استادیار

• Advanced Heart Failure
• Heart Transplantation
• Cardiogenic Shock
• +۵ مورد دیگر

Natalie Tapaskar, M.D., is an Assistant Professor in the Department of Internal Medicine at UT Southwestern Medical Center, affiliated with the Division of Cardiology. Her clinical focus includes advanced heart failure, heart transplantation, hypertrophic cardiomyopathy, inherited cardiomyopathies, and left ventricular assist devices (LVADs). Medical Degree: Case Western Reserve University School of Medicine Residency: University of Chicago (Internal Medicine) Fellowships: Stanford University (Cardiovascular Medicine, Advanced Heart Failure/Transplant Cardiology) Dr. Tapaskar's research spans advanced heart failure, cardiogenic shock, and cardiac imaging. Her work integrates clinical cardiology with interdisciplinary studies in gastroenterology, neuroscience, and biomedical engineering, as evidenced by her publications on topics ranging from donor ECG analysis to anticoagulation safety and tissue regeneration. She is actively involved in professional societies such as the American College of Cardiology, International Society for Heart and Lung Transplantation, and The Hypertrophic Cardiomyopathy Medical Society. Dr. Tapaskar's publications reflect a focus on improving outcomes in heart transplantation, shock management, and gastrointestinal bleeding.

• Endoscopic Submucosal Dissection (ESD)
• Endoscopic Mucosal Resection (EMR)
• Peroral Endoscopic Myotomy (POEM)
• +۸ مورد دیگر

Prof. Dr. Fatih Aslan is a renowned gastroenterologist and endoscopist affiliated with Koç University Hospital. He completed his medical degree at Uludağ University (2001), residency in Internal Medicine at Ondokuz Mayıs University (2002-2007), and gastroenterology fellowship at İzmir Atatürk Training and Research Hospital (2007-2011). Since 2021, he has been a Professor and Director of Advanced Endoscopy at Koç University Hospital, following his promotion from Associate Professor (2017-2021). His clinical focus spans advanced endoscopic techniques, including Endoscopic Submucosal Dissection (ESD), Peroral Endoscopic Myotomy (POEM), Endoscopic Sleeve Gastroplasty (ESG), and obesity management. He has performed over 10,000 advanced endoscopic procedures and pioneered several techniques in Türkiye. Prof. Aslan is an active member of leading international societies such as the American Society for Gastrointestinal Endoscopy (ASGE), European Society of Gastrointestinal Endoscopy (ESGE), World Endoscopy Organization (WEO), and the Japan Gastroenterological Endoscopy Society (JGES). He also serves on the board of the Turkish Society of Gastrointestinal Endoscopy. Scientific Awards & Recognition: World Champion of Endoscopy (2016, USA; 2022, Japan; 2025, USA) World Cup of Endoscopy Award by ASGE (2016) Best of the Best Award by ASGE (2022, 2025) He has delivered invited lectures, live demonstrations, and educational sessions at major international conferences (DDW, UEGW, JDDW, KDDW, UGH) and contributed to academic literature on endoscopic innovations.