Md. Najem Uddin

ORCID: 0000-0001-9771-5712
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Research Areas
  • Bone Tissue Engineering Materials
  • Orthopaedic implants and arthroplasty
  • Dental Implant Techniques and Outcomes
  • Copper-based nanomaterials and applications
  • Nanoparticles: synthesis and applications
  • Orthopedic Infections and Treatments
  • Metal complexes synthesis and properties
  • Graphene and Nanomaterials Applications
  • Polymer Synthesis and Characterization
  • Ethnobotanical and Medicinal Plants Studies
  • Nonlinear Optical Materials Research
  • biodegradable polymer synthesis and properties
  • Synthesis and biological activity
  • Facial Trauma and Fracture Management
  • Garlic and Onion Studies
  • Dental materials and restorations
  • Dermatologic Treatments and Research
  • Moringa oleifera research and applications
  • Antibiotic Use and Resistance
  • Antibiotics Pharmacokinetics and Efficacy
  • Phytochemicals and Antioxidant Activities
  • Healthcare and Environmental Waste Management
  • Nephrotoxicity and Medicinal Plants
  • Advanced Nanomaterials in Catalysis
  • Diverse Scientific Research Studies

Bangladesh Council of Scientific and Industrial Research
2017-2024

University of Rajshahi
2017-2024

Varendra University
2017-2018

Cu-doped hydroxyapatite is synthesized from eggshell and its suitability as a potential biomaterial examined via cytotoxicity, haemolysis antibacterial activity.

10.1039/d2nj04130h article EN New Journal of Chemistry 2023-01-01

In this research, waste cow bone was chosen as a sustainable source of biomaterials in pure hydroxyapatite form and synthesized (HAP) prepared biphasic HAP (hydroxyapatite β-tricalcium phosphate phase) subsequently (β-TCP). The samples were characterized by employing X-Ray diffraction (XRD), scanning electron microscopy (SEM), Fourier transform infrared (FT-IR) instrumentation, in-depth crystallographic analysis performed calculating crystallite size, lattice parameters, HAp percentage, the...

10.1016/j.jscs.2022.101559 article EN cc-by-nc-nd Journal of Saudi Chemical Society 2022-09-30

The well-known biomaterial Ca-hydroxyapatite (Hap) in its pristine form holds the top ranking position field of biomedical research and extensive investigation is continuing across globe to enhance competency. Hence, having intention introduce superior physiognomies (e.g. cytotoxicity, haemocompatibility, bioactivity coupled with antimicrobial antioxidant activity) Hap, this work, we exposed Hap 200 kGy γ-radiation. As a result, γ-radiated exhibited extreme (more than 98%) moderate (∼34%)...

10.1039/d3ra00476g article EN cc-by-nc RSC Advances 2023-01-01

Plaster of Paris, a well-known biomaterial, was synthesized from waste eggshells, which were chosen as an available bio-source calcium. The produced plaster Paris characterized by X-ray diffraction (XRD), Fourier Transform Infrared (FTIR), Raman spectroscopy, UV-Vis and SEM images along with few crystallographic parameters such crystallite size (Scherrer equation different model equations), lattice parameters, crystallinity index, the volume unit cell, microstrain, dislocation density,...

10.1039/d2tb02392j article EN Journal of Materials Chemistry B 2023-01-01

The integration of bioactive substances with antibiotics has been extensively pursued for the treatment osteomyelitis. These materials, also known as biomaterials, can serve both bone replacements and targeted drug delivery systems antibiotics. In this study, biomimetic nano-hydroxyapatite (nHAp) was synthesized via coprecipitation technique where waste chicken eggshell (WCE) employed source Ca. Heat performed at four different temperatures (100 °C, 300 600 °C 900 °C). Subsequently, samples...

10.1039/d3ra07010g article EN cc-by-nc RSC Advances 2023-01-01

In this study, we have introduced a method for the synthesis of various metal-doped nano-crystalline hydroxyapatites (HAp) using standard wet chemical precipitation technique. Both divalent (Ni and Zn) trivalent (Al Fe) metals were selected doping process. Additional research work was also conducted to assess antimicrobial efficacy these doped-HAps against range gram-positive gram-negative microorganisms. All synthesized hydroxyapatite exhibited notable antibacterial characteristics...

10.1016/j.heliyon.2023.e23845 article EN cc-by Heliyon 2023-12-17

This study examined the antibacterial properties of CuO nanoparticles derived from Azadirachta indica leaf extract and waste Cu wire as a source CuNO3; this environmentally friendly material efficiently facilitated...

10.1039/d4ma01047g article EN cc-by Materials Advances 2025-01-01

Studies are being carried out on achieving the maximum quality of garlic through various approaches. In Bangladesh, new varieties (BARI 1–4, BAU-1, BAU-2, BAU-5) have been recently developed by artificial selection to enhance their quality. The present study aimed evaluate potency in terms bioactive properties and organosulfur compounds content using different bioassay GC–MS techniques while comparing them with other accessible (Chinese, Indian, Local). variety, BARI-3 showed highest...

10.1016/j.fochx.2023.100577 article EN cc-by-nc-nd Food Chemistry X 2023-01-13

In situ ciprofloxacin loading on waste chicken eggshell derived hydroxyapatite: in vitro release and biocompatibility study for osteomyelitis treatment.

10.1039/d4ma00748d article EN cc-by Materials Advances 2024-01-01

β-tricalcium phosphate (β-TCP) was synthesized in an organic medium (acetone) to obtain a single-phase product while calcium carbonate (CaCO 3 ) and ortho -phosphoric acid (H PO 4 were the sources of Ca, P, respectively.

10.1039/d3ra04904c article EN cc-by-nc RSC Advances 2023-01-01

The study aims to assess the prescribing practices of antibiotics outpatients attending public-private hospitals in Bangladesh and investigate how irrational uses influence development antimicrobial resistance pathogens over time.A cross-sectional survey was conducted on 1100 prescriptions by interviewing at exit point retail pharmacies.Infections male patients (67%) were greater than female (32%).Unexpectedly 22% visited quack doctors (unauthorized doctors), 32% did not complete antibiotic...

10.7324/japs.2018.8614 article EN Journal of Applied Pharmaceutical Science 2018-01-01

The sulfonamide Schiff base compound (E)-4-((4-(dimethylamino)benzylidene)amino)-N-(5-methylisoxazol-3-yl)benzenesulfonamide was successfully prepared and fully characterized. foremost objective of this study to explore the molecular geometry aforementioned determine its drug likeness characteristics, docking ability as an insulysin inhibitor, anticancer antioxidant activities. structure optimized using B3LYP/6−311G+(d,p) level theory. completely characterized utilizing both experimental DFT...

10.1016/j.heliyon.2024.e34556 article EN cc-by-nc Heliyon 2024-07-01

In this research, silver oxide nanoparticle (Ag2O NPs) was synthesized through the green synthesis method utilizing leaf extract of Moringa oleifera, and its antimicrobial activity against gram-positive gram-negative...

10.1039/d4nj03939d article EN New Journal of Chemistry 2024-12-11

Abstract β‐tricalcium phosphate and various forms of hydroxyapatites (HAps) were produced through the wet chemical precipitation method, using calcium hydroxide, orthophosphoric acid, cow bone, fish scale as raw materials. The synthesized samples underwent characterization x‐ray diffraction, their antimicrobial efficacy was assessed in powder form for gram‐positive Staphylococcus aureus bacteria well gram‐negative Escherichia coli bacteria. In vitro degradation tests conducted simulated body...

10.1111/ijac.15025 article EN International Journal of Applied Ceramic Technology 2024-12-23
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