Hamid Ullah

ORCID: 0000-0001-5009-8497
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About
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Research Areas
  • Hydrogels: synthesis, properties, applications
  • Synthesis and biological activity
  • Advanced Drug Delivery Systems
  • Market Dynamics and Volatility
  • Phytochemistry and Biological Activities
  • Essential Oils and Antimicrobial Activity
  • Metal complexes synthesis and properties
  • Medicinal Plants and Neuroprotection
  • Chemical synthesis and alkaloids
  • Stock Market Forecasting Methods
  • Heavy metals in environment
  • Radioactivity and Radon Measurements
  • Natural product bioactivities and synthesis
  • Viral Infections and Vectors
  • Cholinesterase and Neurodegenerative Diseases
  • Phytochemicals and Medicinal Plants
  • Corporate Finance and Governance
  • Ethnobotanical and Medicinal Plants Studies
  • Financial Markets and Investment Strategies
  • Chemical Synthesis and Analysis
  • Plant Pathogens and Fungal Diseases
  • Proteoglycans and glycosaminoglycans research
  • Phenothiazines and Benzothiazines Synthesis and Activities
  • Liver Diseases and Immunity
  • Heavy Metals in Plants

Balochistan University of Information Technology, Engineering and Management Sciences
2018-2025

Kaohsiung Medical University
2022-2024

Khyber Teaching Hospital
2024

University of Mississippi Medical Center
2022-2024

Qurtuba University of Science and Information Technology
2024

Government of Khyber Pakhtunkhwa
2024

West Virginia University
2022

Kohat University of Science and Technology
2020-2022

Jouf University
2022

University of Balochistan
2022

Nanomedicines are applied as alternative treatments for anticancer agents. For the treatment of cancer, due to small size in nanometers (nm), specific site targeting can be achieved with use nanomedicines, increasing their bioavailability and conferring fewer toxic side effects. Additionally, minute amounts drugs lead cost savings. In addition, nanotechnology is effectively preparation such they nm sizes, considered one earliest cutoff values production products utilized nanotechnology....

10.1080/21655979.2021.2012907 article EN Bioengineered 2021-12-03

Conventional formulations of antiviral drug acyclovir have various limitations such as low bioavailability. The current study was aimed at developing polymeric matrices for the controlled delivery using sericin polymer and acrylic acid (AA) a monomer. free radical polymerization technique used hydrogel formulation. Briefly, chemically cross-linked with acid. N′-N′-methylene bis-acrylamide (MBA) ammonium persulfate (APS) were cross-linker initiator, respectively. FTIR spectra showed that...

10.3390/ph14030234 article EN cc-by Pharmaceuticals 2021-03-08

Madecassoside, a triterpenoid saponin compound mainly isolated from the gotu kola herb (Centella asiatica), shows an extensive range of biological activities, including antiapoptotic, antioxidant, anti-inflammatory, moisturizing, neuroprotective, and wound healing effects. It has been highly used in management eczema, skin wounds, other diseases. Due to poor oral bioavailability, membrane permeability, intestinal absorption, clinical application madecassoside is limited. Hence, drug carrier...

10.1021/acsomega.4c00461 article EN cc-by ACS Omega 2024-04-16

The COVID-19 pandemic, caused by the SARS-CoV-2 virus, has posed significant challenges to global health since its onset in December 2019. While numerous models have been developed predict outcomes, many fall short accurately forecasting mortality rates, focusing instead on clinical severity. This study addresses these gaps proposing an advanced approach using Recurrent Neural Networks (RNNs) improve prediction. Although existing employed various machine learning (ML) and deep (DL)...

10.71146/kjmr243 article EN 2025-01-31

This study investigates pH-sensitive hydrogels based on biocompatible, biodegradable polysaccharides and natural polymers such as chondroitin sulfate alginate in combination with synthetic monomer acrylic acid, controlled drug carriers. Investigations were conducted for sulfate/alginate-graft-poly(acrylic acid) hydrogel various mixing ratios of sulfate, acid the presence ammonium persulfate N',N'-Methylene bisacrylamide. Crosslinking loading confirmed by Fourier transform infrared...

10.3390/pharmaceutics14102110 article EN cc-by Pharmaceutics 2022-10-02

This study aims to determine the nitrate exposure and their health assessment in spring water used for drinking Harnai. Total 24 samples were collected from four springs drinking. Three starting point three end of each collected. DR/890 multi-parameter portable calorimeter was measurement nitrate. The concentration ranged 0.1 1.1 mg/l with an average 0.389 mg/l. results show that is 93%, 99% less than permissible limits recommended by Pakistan Standards & Quality Control Authority (PSQCA)...

10.1080/03670244.2020.1737044 article EN Ecology of Food and Nutrition 2020-03-09

The purpose of this study is to estimate the concentrations radon and heavy metals in drinking water assess their health implications population Quetta, Pakistan. concentration was measured collected from tube wells different depths Balochistan, Pakistan, using RAD7 detector Atomic Absorption Spectrometer, respectively. results show that ranged 3.56 ± 0.98 8.56 1.32Bq/L with an average 5.67 1.34Bq/L. value contribution indoor air found 2.02 0.47mBq/L. In addition water, physiochemical...

10.1080/03067319.2019.1629584 article EN International Journal of Environmental & Analytical Chemistry 2019-06-19

Smart and intelligent xanthan gum/pluronic F-127 hydrogels were fabricated for the controlled delivery of atomoxetine HCl. Different parameters such as DSC, TGA, FTIR, XRD, SEM, drug loading, porosity, swelling index, release, kinetics modeling appraised prepared matrices hydrogels. FTIR confirmed successful synthesis hydrogel, while TGA DSC analysis indicated that thermal stability reagents was improved after polymerization technique. SEM revealed hard surface XRD a reduction in...

10.3390/gels9080640 article EN cc-by Gels 2023-08-08

Aim and Objective: The aim of this study was to prepare polyvinyl alcohol/acrylic acid (PVA/AA) hydrogels for the controlled release diclofenac sodium as carriers overcome not only side effects but also sustain its an extended period. Background: Diclofenac is employed relieving pain fever. half-life very short (1-2 h). Hence, multiple intakes are required maintain a constant pharmacological action. Multiple GI adverse produced result intake Methods: A free radical polymerization technique...

10.2174/0113892010296120240327055943 article EN Current Pharmaceutical Biotechnology 2024-04-16

Introduction Colorectal cancer is the third most common type of in world and Pakistan it ranks at fifth position. The present study was conducted to evaluate knowledge, attitude, preventive practices perceived barriers screening about colorectal among university students. Method A cross-sectional after developing a self-administered questionnaire students newly merged districts Kpk, Result total 302 (232 male 70 female) participated study. knowledge score participants regarding risk factors...

10.1177/1078155220922598 article EN Journal of Oncology Pharmacy Practice 2020-05-09

Abstract Data on environmental contamination of the parasites zoonotic importance is scarce in Pakistan. Soil with feces dogs hide infective stages parasite represents a health-risk to humans. This study was aimed assess eggs gastrointestinal stray and household lower Dir district, Pakistan special consideration those that can be spread One hundred fifty two stool specimens from (stray dogs=90 dogs=62) were collected. The helminth processed by direct smear method centrifugation techniques...

10.1590/1519-6984.211956 article EN cc-by Brazilian Journal of Biology 2019-10-19

Abstract The purpose of this pilot study was to explore the efficacy, safety, and tolerability vidofludimus calcium (VC) in treatment primary sclerosing cholangitis (PSC). This a single‐arm open‐label with cohort 18 patients PSC. Study received VC for period 6 months. undertaken at two sites, Mayo Clinic, Rochester, MN, Phoenix, AZ. endpoint improvement serum alkaline phosphatase (ALP) end study. Secondary endpoints included assessment other liver biomarkers (bilirubin, alanine...

10.1002/hep4.1926 article EN cc-by-nc-nd Hepatology Communications 2022-03-03

Acetaminophen is a white crystalline odorless drug. It decreases the formation of prostaglandins by inhibiting cyclooxygenase enzyme (COX-3), thus, used in relieving pain and fever. The recommended dose acetaminophen very high. Due to high intake, certain severe adverse effects such as hepatotoxicity skin rashes are produced. Thus, drug carrier system needed sustain release also enhance patient compliance. Therefore, current study was focused on development new delivery based polyethylene...

10.1016/j.jmrt.2022.06.056 article EN cc-by-nc-nd Journal of Materials Research and Technology 2022-06-18

This research paper presents the novelty of a new Na-Bentonite-graft-acrylamide/acrylic acid superabsorbent composite material that has high water absorbency and whose graft ratios were established by graft-copolymerizing acrylamide, acrylic acid, Sibi Bentonite together in an aqueous solution. Fourier Transform Infra-Red Spectroscopy (FTIR), X-Ray Diffraction (XRD), Scanning Electron Microscopy (SEM), Thermogravimetric Analyzer (TGA) employed to determine shape, thermal stability,...

10.53555/jptcp.v31i1.4094 article EN cc-by-nc 2024-01-01

Markhor (Capra Falconeri), is notably endangered ungulate native to the northern mountains of Chitral, Pakistan, specifically within Chitral Goal National Park and Tooshe Shaha Conservancy Area (TSC), facing a serious threat from gastrointestinal (GI) parasites. These parasites adversely affect health Markhor, resulting in pathological immunological degeneration. The conservation plan for further complicated by climate change, introducing challenges, particularly terms hunting trophies. This...

10.54536/ajaas.v3i1.2374 article EN cc-by American Journal of Aquaculture and Animal Science 2024-02-26
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