Results 111 to 120 of about 376,152 (304)

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Role of exosomes in gastrointestinal physiology and pathophysiology

open access: yesFrontiers in Immunology
Exosomes, which are molecular cargo-containing, nanosized extracellular vesicles formed through double invagination of the plasma membrane, have emerged as important mediators of intercellular communication within the gastrointestinal tract.
Vivian Naa Amua Wellington   +1 more
doaj   +1 more source

Nonsteroidal anti-inflammatory agents – choice between disturbances of gastrointestinal tract and cardiovascular toxicity

open access: yes, 2006
Nonsteroidal anti-inflammatory agents are used more than 100 years. Most of them can cause undesirable effects on gastrointestinal tract: ulceration, bleeding and perforation of stomach and duodenum.Gastrointestinal toxicity is diminished when selective ...
Milašius, Arvydas   +2 more
core  

Toward Wireless Implantable Robotic Systems Driven by Magnetic Field for Personalized Therapy

open access: yesAdvanced Robotics Research, EarlyView.
Robotic materials are playing an increasingly vital role in enabling sensing and actuation at small scales. This perspective highlights recent advances in magnetic materials and magnetically actuated devices for wireless sensing, actuation, and energy harvesting toward implantable robotic systems for closed‐loop therapy.
Yusheng Wang, Ruijian Ge, Xiaoguang Dong
wiley   +1 more source

AGENTS AFFECTING THE GASTROINTESTINAL SYSTEM

open access: yes
The gastrointestinal system plays a fundamental role in digestion, nutrient absorption, and maintaining overall human health. Disorders affecting the gastrointestinal tract are among the most common medical conditions worldwide and significantly impact quality of life.
Kucharova, Ma'mura   +2 more
openaire   +3 more sources

Pocker guide to gastrointestinal drugs

open access: yes, 2013
xvii, 270 hlm. : ilus. ; tab.
LOWE, ROBERT C., WOLFE, M. MICHAEL
core  

Dual‐Functional Ingestible Passive Capsules for High‐Throughput Intestinal Sampling with Sealed Containment and Targeted Drug Delivery

open access: yesAdvanced Robotics Research, EarlyView.
To address challenges in high‐throughput intestinal sampling with sealed containment and target drug delivery, we developed a dual‐functional ingestible passive capsule with a dual‐triggered control system based on pH‐response and mechanical actuation.
Libing Huang   +9 more
wiley   +1 more source

Role of immunotherapy in gastrointestinal malignancies

open access: yes
This thesis explores the role of immunotherapy in gastrointestinal malignancies, including colorectal, liver, esophageal, pancreatic, and gastric cancers. It outlines key immunotherapeutic strategies such as immune checkpoint inhibitors, cancer vaccines,
Ho Hoang Bao, Chau
core  

Degradable Magnetic Composites from Recycled NdFeB Magnets for Soft Actuation and Sensing

open access: yesAdvanced Robotics Research, EarlyView.
This work presents a degradable soft magnetic composite made from recycled NdFeB particles embedded in a gelatin‐based organogel. The material is processed into magnetic sensors and soft robotic components, which can later be dissolved in a green solvent to recover NdFeB magnetic particles.
Muhammad Bilal Khan   +14 more
wiley   +1 more source

Tumbling Magnetic Microrobots for Targeted In Vivo Drug Delivery in the GI Tract

open access: yesAdvanced Robotics Research, EarlyView.
We introduce a microrobot design and integrated system for on‐demand targeted drug release in the gastrointestinal tract. The microrobot has an embedded magnet for actuation with external magnetic fields and is visualized in real time using ultrasound. It has two drug release ports sealed with a thermally sensitive wax. Local heating of the wax using a
Aaron C. Davis   +7 more
wiley   +1 more source

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