Results 81 to 90 of about 74,899 (286)

Wirelessly Powered Soft Magnetic Robot with Microneedle for Electrical Stimulation and Drug Delivery

open access: yesAdvanced Intelligent Systems, EarlyView.
A wirelessly powered soft magnetic robot integrates microneedles to enable dual functions: electrical stimulation (86.7% efficiency at 6 cm, tunable 0–20 V voltage, 0.4–50 ms pulses) and drug delivery. It switches surfaces via magnetic fields for gastrointestinal tract locomotion and treatment, with in vitro validation in fresh pig gut showing ...
Song Zhao   +8 more
wiley   +1 more source

Insulin-like growth factor 1 predicts post-load hypoglycemia following bariatric surgery: a prospective cohort study. [PDF]

open access: yesPLoS ONE, 2014
Postprandial hypoglycemia is a complication following gastric bypass surgery, which frequently remains undetected. Severe hypoglycemic episodes, however, put patients at risk, e.g., for syncope.
Bianca K Itariu   +3 more
doaj   +1 more source

Oral liquid L-thyroxine (L-t4) may be better absorbed compared to L-T4 tablets following bariatric surgery. [PDF]

open access: yes, 2013
Drug malabsorption is a potential concern after bariatric surgery. We present four case reports of hypothyroid patients who were well replaced with thyroxine tablets to euthyroid thyrotropin (TSH) levels prior to Roux-en-Y gastric bypass surgery.
Agosti B   +6 more
core   +1 more source

Development of an in situ small intestinal injection technique for targeted macromolecule delivery and in vivo functional studies in mice

open access: yesAnimal Models and Experimental Medicine, EarlyView.
This study developed a minimally invasive, in situ small intestinal injection technique for mice, enabling targeted delivery of bioactive molecules while bypassing gastric degradation. Validation using functional assays and single‐cell RNA sequencing reveals high‐mobility group box 1–mediated epithelial responses, offering a translational tool for gut ...
Yawen Lai   +7 more
wiley   +1 more source

Implantable Drug Delivery Systems for Skeletal Muscles and Eyes

open access: yesAdvanced NanoBiomed Research, EarlyView.
This review highlights the different types of recent implantable drug delivery systems (IDDS) fabricated for a use with skeletal muscles, and with eyes. It presents the developments already made and the current research directions, showing the evolution of IDDS and their great diversity.
Serge Ostrovidov   +8 more
wiley   +1 more source

Revisional Surgeries of Laparoscopic Sleeve Gastrectomy

open access: yesDiabetes, Metabolic Syndrome and Obesity, 2021
Siyuan Li,* Siqi Jiao,* Siwei Zhang,* Jiangjiao Zhou Department of General Surgery, The Second Xiangya Hospital, Central South University, Changsha, Hunan, 410011, People’s Republic of China*These authors contributed equally to this ...
Li S, Jiao S, Zhang S, Zhou J
doaj  

Micro/Nanorobot for Drug Delivery—A Review of Material Selections

open access: yesAdvanced NanoBiomed Research, EarlyView.
This review explores material strategies for biomedical micro/nanorobots, emphasizing their roles in propulsion, navigation, drug delivery, and biodegradability. It highlights advancements in metallic, polymeric, and hybrid materials, while addressing clinical translation challenges such as toxicity, immune response, and manufacturability.
Xiaozhuo Wu, Bingyun Li, Malcolm Xing
wiley   +1 more source

Effects of gastric bypass on the digestibility and postprandial metabolic fate of 15N dietary protein in rats.

open access: yesPLoS ONE
Roux-en-Y Gastric Bypass may be associated with an alteration of protein bioavailability in relation to intestinal remodeling. Our study aimed to test this hypothesis by Roux-en-Y Gastric Bypass. Diet-induced obese rats underwent Roux-en-Y Gastric Bypass
Soukaïna Benhaddou   +7 more
doaj   +1 more source

Glucagon-like peptide-1 (GLP-1) receptors are not overexpressed in pancreatic islets from patients with severe hyperinsulinaemic hypoglycaemia following gastric bypass [PDF]

open access: yes, 2018
Aims/hypothesis: Glucagon-like peptide-1 (GLP-1) receptors are highly overexpressed in benign insulinomas, permitting in vivo tumour visualisation with GLP-1 receptor scanning.
Callery, M.   +7 more
core  

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