Subrata Bhadra

ORCID: 0000-0001-9410-561X
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Research Areas
  • Cassava research and cyanide
  • Analytical Methods in Pharmaceuticals
  • Child Nutrition and Water Access
  • Drug Solubulity and Delivery Systems
  • Advanced Chemical Sensor Technologies
  • Pesticide Exposure and Toxicity
  • Sulfur Compounds in Biology
  • Antibiotics Pharmacokinetics and Efficacy
  • Global Maternal and Child Health
  • Birth, Development, and Health
  • Dye analysis and toxicity
  • Molecular Sensors and Ion Detection
  • Optical measurement and interference techniques
  • Advanced Measurement and Metrology Techniques
  • Analytical Chemistry and Chromatography
  • Pregnancy and preeclampsia studies
  • Coffee research and impacts
  • Phytochemistry and Biological Activities
  • Natural product bioactivities and synthesis
  • Poisoning and overdose treatments
  • Fish Biology and Ecology Studies
  • Advanced optical system design
  • Vascular Malformations Diagnosis and Treatment
  • Intracranial Aneurysms: Treatment and Complications
  • Pneumonia and Respiratory Infections

University of Dhaka
2014-2022

South Dakota State University
2019-2022

National Institute of Cancer Research and Hospital
2019

Ministry of Health and Family Welfare
2015

Southeast University
2011

University of Calcutta
1994-1996

BackgroundNearly all newborn deaths occur in low- or middle-income countries. Many of these could be prevented through promotion and provision care practices such as thermal care, early exclusive breastfeeding, hygienic cord care. Home visit programmes promoting were piloted Malawi, Nepal, Bangladesh, Uganda.ObjectiveThis study assessed changes selected over time pilot programme areas four countries evaluated whether women who received home visits during pregnancy more likely to report use...

10.3402/gha.v8.23963 article EN cc-by Global Health Action 2015-03-31

Abstract Background The Urban Primary Health Care Project (UPHCP) was implemented by the Government of Bangladesh in response to rapid urbanization and growing inequalities access quality primary health care. goal project improve status urban poor living city corporations municipalities through provision care services NGOs that are contracted public-private partnership. first phase started 1998 is currently its fourth covering more areas than three phases. This study evaluates impact second...

10.1186/s12913-019-4406-5 article EN cc-by BMC Health Services Research 2019-11-21

A simple, precise, specific, and accurate reversed phase high performance liquid chromatographic (RP-HPLC) method was developed validated for determination of vinpocetine in pure pharmaceutical dosage forms. The different analytical parameters such as linearity, accuracy, specificity, precision, sensitivity (limit detection limit quantitation) were determined according to International Conference on Harmonization ICH Q2 (R1) guidelines. RP-HPLC conducted Zorbax C 18 (150 mm length × 4.6 ID,...

10.4061/2011/801656 article EN Chromatography Research International 2011-11-15

Highly nutritious dairy products are ingested regularly by all ages of population. Adulteration to enhance the inherent stability and acceptability common consumers different harmful toxic ingredients like formalin, an unpermitted preservative, has been a burning issue in Bangladesh over last few years. The aim this paper was analyze concentration formaldehyde most commonly sold Bangladeshi markets validated reversed phase high performance liquid chromatographic (RP-HPLC) method reveal...

10.3329/dujps.v15i2.30936 article EN Dhaka University Journal of Pharmaceutical Sciences 2017-01-02

The aim of the paper was to formulate a combined oral dosage form rosuvastatin calcium and amlodipine besylate develop validate an analytical method be adopted for both routine quality control assay in vitro dissolution studies formulation. proposed combination formulation has shown compatibility with chosen excipients, verified through FT-IR study. A novel gradient RP-HPLC developed validated according ICH guideline which found suitable simultaneous estimation from retention time 2.7 6.08...

10.1016/j.jsps.2015.06.004 article EN cc-by-nc-nd Saudi Pharmaceutical Journal 2015-06-16

This paper describes a simple, sensitive and selective high performance liquid chromatographic (HPLC) method for the separation determination of gliclazide (GLI) enalapril (ENA) maleate simultaneously in tablet dosage forms. The was performed on an ODS column (250 mm × 4.6 i.d., 5 ?m particle size) at 40 ± 0.5°C, with mobile phase composed phosphate buffer (pH 4.4), acetonitrile methanol ratio 45:40:15, (v/v/v). flow rate maintained 1.5 ml/min, injected volume 20 ?l detection wavelength 217...

10.3329/dujps.v13i1.21859 article EN Dhaka University Journal of Pharmaceutical Sciences 2015-02-03

This study describes a validated assay method to determine caffeine, benzoic acid, methylparaben, propylparaben, butylparaben, butylatedhydroxyanisole, and butylatedhydroxytoluene simultaneously by reversed phase high performance liquid chromatographic (HPLC) method. The separation of compounds was achieved on C18 column in gradient acetonitrile diluted sulfuric acid (pH=2.3) quantification performed using UV-detector set at 265 nm. found be linear over the concentration range 60-90 ppm...

10.3329/dujps.v15i1.29203 article EN Dhaka University Journal of Pharmaceutical Sciences 2016-08-08

This study was aimed to develop a simple, sensitive and rapid procedure for the analysis of clarithromycin in pure as well matrix tablet dosage form by using RP-HPLC method. The chromatographic separation achieved reversed phase C18 column (150 mm length × 4.6 i.d., 5 ?m particle size) an isocratic mode with mobile comprising acetonitrile 0.035 M potassium dihydrogen phosphate (pH 4.4 ± 0.017) ratio (55: 45, v/v). eluent pumped at flow rate 0.6 ml/min effluent monitored UV detector 210 nm....

10.3329/dujps.v16i1.33384 article EN Dhaka University Journal of Pharmaceutical Sciences 2017-07-30

The aim of this current study was to investigate the presence and determine contents caffeine, preservatives antioxidants in dairy products available Bangladesh, one alarming countries terms food security. As high as 41 marketed products, both locally internationally manufactured, were collected from local markets Dhaka, Bangladesh mid–2013 then analyzed using an RP–HPLC method benzoic acid, propylparaben, butylparaben, butylated hydroxyanisole hydroxytoluene. evaluation performed a C18...

10.1186/s40550-016-0030-x article EN cc-by International Journal of Food Contamination 2016-08-04

Context Hydrogen cyanide and methanethiol are two toxic gases that inhibit mitochondrial cytochrome c oxidase. Cyanide is generated in structural fires released by decaying organic matter. Current treatments for exposure do not lend themselves to treatment the field no exists poisoning. Sodium tetrathionate (tetrathionate), a product of thiosulfate oxidation, could potentially serve as antidote, and, based on its chemical structure, we hypothesized it react with methanethiol.Results We show...

10.1080/15563650.2021.1953517 article EN Clinical Toxicology 2021-07-30

A method for studying the stress-induced birefringence over area of a sample by simultaneous application shearing interferometry and moiré techniques is dealt with. This which one can have fringe pattern first second derivative distribution in form slope curvature test wavefront. There is, however, obtaining system using four-exposure holographic technique generated two holograms deformed surface. related to stress structure under test. In presented method, on other hand, wavefront carries...

10.1117/12.179403 article EN Optical Engineering 1994-10-01

Abstract In photoelastic investigations, one uses the property of stress induced birefringence for analysis. Normal polariscopes are used such studies. However, accuracy methods is low. For better accuracy, interferometric and holographic generally used. Holography, along with a shearing technique, also to obtain partial derivatives displacement respect spatial co-ordinates. these methods, resultant fringe pattern obtained from mutually shifted holograms generation patterns requires four...

10.1080/09500349608232868 article EN Journal of Modern Optics 1996-10-01

Aims: To develop and validate two assay methods for the determination of total free formaldehyde content in cosmetics by Colorimetric High Performance Liquid Chromatographic (HPLC) methods, respectively. Study Design: HPLC methods. Place Duration Study: Department Pharmaceutical Technology, Faculty Pharmacy, University Dhaka, Dhaka-1000, Bangladesh; between February 2012 June 2013. Short Research Article Rahman et al.; ACSj, 5(3): 224-237, 2015; no.ACSj.2015.022 225 Methodology: In method...

10.9734/acsj/2015/12385 article EN American Chemical Science Journal 2015-01-01
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