Ajay Kumar Sahi

ORCID: 0000-0002-1035-8562
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About
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Research Areas
  • Electrospun Nanofibers in Biomedical Applications
  • Silk-based biomaterials and applications
  • Bone Tissue Engineering Materials
  • 3D Printing in Biomedical Research
  • Tissue Engineering and Regenerative Medicine
  • Wound Healing and Treatments
  • Corneal Surgery and Treatments
  • biodegradable polymer synthesis and properties
  • EEG and Brain-Computer Interfaces
  • Advanced biosensing and bioanalysis techniques
  • Pluripotent Stem Cells Research
  • RNA Interference and Gene Delivery
  • Muscle activation and electromyography studies
  • Polysaccharides and Plant Cell Walls
  • Carbon dioxide utilization in catalysis
  • Heat shock proteins research
  • Catalysts for Methane Reforming
  • Neurogenesis and neuroplasticity mechanisms
  • Diverse Scientific Research Studies
  • CO2 Reduction Techniques and Catalysts
  • Liver physiology and pathology
  • Thermoregulation and physiological responses
  • Single-cell and spatial transcriptomics
  • CRISPR and Genetic Engineering
  • Advanced Glycation End Products research

McGowan Institute for Regenerative Medicine
2023-2025

Indiana University – Purdue University Indianapolis
2025

University of Pittsburgh
2023-2025

Indian Institute of Technology BHU
2020-2024

Banaras Hindu University
2019-2024

Nicolaus Copernicus University
2023

In this work, polyvinyl alcohol (PVA)- and soy protein isolate (SPI)-based scaffolds were prepared by physical cross-linking using the freeze-thaw method. The PVA/SPI ratio was varied to examine individual effects of two constituents. physicochemical properties fabricated analyzed through Fourier transform infrared spectroscopy, scanning electron microscopy, X-ray diffraction, thermogravimetric analysis, differential calorimetry. SPI concentration significantly affected scaffolds, such as...

10.1021/acsami.1c23024 article EN ACS Applied Materials & Interfaces 2022-03-21

Tissue engineering is a promising approach to overcome the severe worldwide shortage of healthy donor corneas. In this work, we have developed silk-gelatin composite scaffold using electrospinning and permeation techniques achieve properties comparable cornea analog. particular, present fabrication comparative evaluation novel gelatin sheets consisting silk fibroin nanofibers, which are prepared (SF) (in formic acid) SF aqueous) electrospun scaffolds, for its suitability as corneal stromal...

10.1159/000515946 article EN Cells Tissues Organs 2021-01-01

Bone tissue engineering is an emerging technology that has been developed in recent years to address bone abnormalities by repairing, regenerating and replacing damaged/injured tissues. In present work, we report the fabrication characterization of porous luffa-based composite scaffolds composed Luffa cylindrica (sponge gourd) powder (LC)/hydroxyapatite (HA), psyllium husk (PH) gelatin (G) various combinations (w/v) i.e. 3% LC, 5% LC control (C) (without luffa powder) using freeze-drying...

10.1080/09205063.2022.2101415 article EN Journal of Biomaterials Science Polymer Edition 2022-07-12

The primary goal of this study is to highlight the rheological and mechanical properties a new blend composed naturally-derived hydrogel materials- psyllium husk (PH) gelatin (G) for its potential use in three-dimensional (3D) printing technology. mixtures were prepared at various weight ratios 100PH, 75PH + 25G 50PH 50G. A suitable selection printable ink was made based on preliminary screening steps manual filament drop test layer stacking by 3D printing. Printing common features such as...

10.1177/0885328220979473 article EN Journal of Biomaterials Applications 2020-12-30

A wearable sensor was fabricated to provide simultaneous electromyography (EMG) and force myography (FMG) information, from the same muscle location for controlling multi-functional hand prosthesis. The typical mechanical arrangement of constitutes silver electrodes a force-sensitive resistor embedded inside chassis detecting electrical activity muscles. incorporates specific conditioning units producing quantifiable EMG FMG outputs resistor. exhibited excellent sensitivity repeatability...

10.1080/10739149.2020.1804932 article EN Instrumentation Science & Technology 2020-08-11

Human milk is considered as a complete food since it constitutes all the major essential nutrients, minerals, and vitamins to sustain life. responsible for evolution of an efficient immune system organ development well acts protective barrier against inflammation infection. In addition, known be good source polyunsaturated fatty acids (PUFAs) which are indispensable brain retinal growth child. The amount PUFAs in human varies depending on several factors such lactation stage, maternal diet,...

10.1016/j.mset.2019.07.001 article EN cc-by-nc-nd Materials Science for Energy Technologies 2019-07-10

Abstract The present study reports for first time the blending of psyllium husk (PH) powder/gelatin (G) in polymer‐rich composition polyvinyl alcohol (PVA) to make an electrospinnable solution. composite was prepared 3 different ratios viz., 100% (wt/wt) (PVA + PH), 75% 25% 75PH 25G) and 50% 50PH 50G) 6% PVA Optimum electrospinning parameters were evaluated all blends. fabricated nanofibers characterized by scanning electron microscopy (SEM), attenuated total reflectance‐Fourier transform...

10.1002/app.50569 article EN Journal of Applied Polymer Science 2021-02-12

Solid supported catalysts such as amines are in high demand for the chemical fixation of CO 2 into commodity chemicals.

10.1039/d1nj04952f article EN New Journal of Chemistry 2022-01-01

Recent advancements in tissue engineering have witnessed luffa-derived scaffolds, exhibiting their exceptional potential cellular proliferation, biocompatibility, appropriate interconnectivity, and biomechanical strength. In vivo studies involved implanting fabricated scaffolds subcutaneously Wistar rats to evaluate impact on the heart, liver, kidneys. This approach provided a safe minimally invasive means scaffold compatibility with surrounding tissues. Male were categorized into four...

10.1080/09205063.2024.2363080 article EN Journal of Biomaterials Science Polymer Edition 2024-07-05
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