05.2021.52.74

Synthesis and Characterization of New Boronic Acid-Containing Hydrogels as Glucose - Sensitive Vehicle for Controlled Insulin Release

Author(s):

Israa Faisal Ghazi, Hussein Abudulridha Rahaman, Farah Safi Khliwi‡†, Mohammed Ali Mutar‡‡

Affiliation(s):

Materials Engineering Department, College of Engineering, University of AL-Qadisiyah, Al Diwaniyah, Qadisiyyah Province, Iraq.

Department of Medical Laboratory Technique, the Islamic University, Al Diwaniyah, Qadisiyyah Province, Iraq.

‡† Department of Chemistry, College of Education, University of AL-Qadisiyah, Al Diwaniyah, Qadisiyyah Province, Iraq.

‡‡ Department of Enviermental, College of Science, University of AL-Qadisiyah, Al Diwaniyah, Qadisiyyah Province, Iraq.

Corresponding Author Email:israa.ghazi@qu.edu.iq

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Quick as well as vigorous hydrogels are necessary in comprehending incessant glucose observing in diabetes observing. Nevertheless, persisting hydrogels are restricted in satisfying wholly of the sensory demands like finding range, response time, recoverability as well as biocompatibility. In the present work, diverse kinds of glucose-responsive polymers are prepared thru polymerization of diverse monomers(Methylacrylamide (MAAm), Methyl acrylic acid (MAA), Methylacrylate(MA), Chitosan(Cs), Polyvinyl alcohol (PVA),and Dimethylaminoethyl acrylate(DMAEMA) ) by the attendance of ethylene glycol dimethacrylate (EGDMA) as well as 1,6-Hexanediol diacrylate (HDODA) , 4-vinyl phenyl boronic acid (4-VPBA)via polymerization that is radical that is free being a crosslinking agents as well as Potassium Peroxodisulfate, Sodium metabisulfite being an initiators. That is manipulated to glucose sensing because of its capability of shape complexes by diols at diverse pH estimates as well as at dissimilar sugar concentrations. PBA-moiety gains a capability of contrary crosslinks thru glucose-diols as well as makes the greatest steady boronate ester complexes. To attain real-time observing of glucose. The empirical outcome s display which this hydrogel owns improved binding features for glucose underneath physiological circumstances (pH 7.0–7.5) as well as concentration of blood glucose (BGC). Furthermore, our hydrogel demonstrated a quick reply time to glucose, great biocompatibility within vivo thru an animal exemplary. The insulin release in vitro on physiological pH, dissimilar glucose concentrations as well as diverse times were likewise examined. The outcomes display the steady free of insulin came first thru the unexpected insulin release because of the existence of big sums of the diols of the particles of sugar, like great release ratio of great glucose concentrations that reduces once concentration of glucose falls. The hydrogel owns an abundant potential being a sensitive glucose probe aimed at implantable incessant glucose sensors. The made polymers were confirmed through manipulating the FTIR as well as 1HNMR procedures. The Thermal constancy of all polymers is too considered manipulated the TGA as well as DSC methods.