Antibacterial, wearable, transparent tannic acid-thioctic acid-phytic acid hydrogel for adhesive bandages.

Making a hydrogel-based first-aid bandage with green resources, desirable biocompatibility, universal adhesive properties, low cost and simple production is a long-standing research aspiration. Considering this, three naturally existing organic acids, namely tannic acid, thioctic acid and phytic acid, were used to construct a novel adhesive gel (TATAPA hydrogel) for epidermal tissue bandage applications. This hydrogel could be synthesized under mild conditions with no need for a freeze-thawing shaping procedure, and was transparent, moldable and stretchable with good stability under continuous water immersion.

Association of time in range with postoperative wound healing in patients with diabetic foot ulcers.

Time in range (TIR) is a novel indicator of glycaemic control that has been reported to have an association with diabetic complications. The objective of the study was to explore the association of TIR with postoperative wound healing in patients with diabetic foot ulcers (DFUs). We retrospectively analysed the data of DFU patients who had undergone surgical treatment from 2015 to 2019.

Red wine-inspired tannic acid-KH561 copolymer: its adhesive properties and its application in wound healing.

Damaged tissue with an open wound is one of the daily injuries and can have different levels of severity. Inspired by the textile dyeing, coloration and skin care effect of pyrogallol-rich red wine, tannic acid-KH561 (TA561) copolymer was fabricated by phenol-silanol reaction and polycondensation of silane in an aqueous medium under mild conditions. This copolymer could undergo sol-gel transition continuous heating or when simply placed at room temperature, during which liquid TA561 oligomers connected with each other to form solid TA561 as a bulk resin or thin film.

Impact of Preoperative Short-Term Parenteral Nutrition Support on the Clinical Outcome of Gastric Cancer Patients: A Propensity Score Matching Analysis.

Objectives: Nutrition status is of great significance to the clinical outcome after major abdominal surgery. However, the effect of preoperative short-term parenteral nutrition (PN) support among gastric cancer (GC) patients remains unknown and was evaluated in the current study.

Methods: We retrospectively analyzed 455 nutritionally at-risk GC patients after radical resection from 2010 to 2016.

Synthesis and characterization of tannic acid-PEG hydrogel Mitsunobu polymerization.

Tannic acid (TA) based materials have received significant interest owing to their broad spectrum of chemical and biological properties. Herein, a novel tannic acid based hydrogel, TA-PEG hydrogel, was synthesized Mitsunobu polymerization/polycondensation, in which TA and polyethylene glycol (PEG) were simply crosslinked together by ether linkages. This method was performed in one pot, straightforward, metal free and robust, ignoring the strong ionic/hydrophobic interactions between tannic acid and PEG.