Get started
Author

Ratnasekhar Ch

Observed names: C H Ratnasekhar, C. H. Ratnasekhar, C.H. Ratnasekhar, CH Ratnasekhar, CH. Ratnasekhar, Ch Ratnasekhar, Ch, R, Ch, Ratnasekhar, Ch. Ratnasekhar, RATNASEKHAR CH, Ratnasekhar C. H., Ratnasekhar C.H., Ratnasekhar CH, Ratnasekhar Ch., Ratnasekhar, Ch
Observed institutions: Thammasat University, Queen's University Belfast, Jawaharlal Nehru University, University of Cambridge, The Francis Crick Institute, National Institute of Pharmaceutical Education and Research, National Hospital for Neurology and Neurosurgery, National Institute of Pharmaceutical Education and Research, Addenbrooke's Hospital, UCL Queen Square Institute of Neurology, University College London, Council of Scientific and Industrial Research, Central Institute of Medicinal and Aromatic Plants, Indian Institute of Toxicology Research, Academy of Scientific and Innovative Research
ORCID: 0000-0001-7041-6827
Observed ORCID: 0000-0001-7041-6827
OpenAlex ID: A5067110653
Metabolomic fingerprinting of volatile organic compounds for the geographical discrimination of rice samples from China, Vietnam and India
2020 · Ratnasekhar Ch, Olivier Chevallier, et al. · Food Chemistry · 110
Metabolomics reveals the perturbations in the metabolome ofCaenorhabditis elegansexposed to titanium dioxide nanoparticles
2015 · Ch Ratnasekhar, Madhavi Sonane, et al. · Nanotoxicology · 103
Rhythmic glucose metabolism regulates the redox circadian clockwork in human red blood cells
2021 · Ratnasekhar Ch, Guillaume Rey, et al. · Nature Communications · 88
PDF
Metabolomic Analysis Provides Insights on Paraquat-Induced Parkinson-Like Symptoms in Drosophila melanogaster
2014 · Arvind Kumar Shukla, Ch. Ratnasekhar, et al. · Molecular Neurobiology · 69
Simultaneous derivatisation and preconcentration of parabens in food and other matrices by isobutyl chloroformate and dispersive liquid–liquid microextraction followed by gas chromatographic analysis
2013 · Rajeev Jain, Mohana Krishna Reddy Mudiam, et al. · Food Chemistry · 69
Metabolic oscillations on the circadian time scale in Drosophila cells lacking clock genes
2018 · Guillaume Rey, Nikolay B. Milev, et al. · Molecular Systems Biology · 68
PDF
Development, validation and comparison of two microextraction techniques for the rapid and sensitive determination of pregabalin in urine and pharmaceutical formulations after ethyl chloroformate derivatization followed by gas chromatography–mass spectrometric analysis
2012 · Mohana Krishna Reddy Mudiam, Abhishek Chauhan, et al. · Journal of Pharmaceutical and Biomedical Analysis · 54
Activity-Guided Chemo Toxic Profiling ofCassia occidentalis(CO) Seeds: Detection of Toxic Compounds in Body Fluids of CO-Exposed Patients and Experimental Rats
2015 · Gati Krushna Panigrahi, Ratnasekhar Ch, et al. · Chemical Research in Toxicology · 50
Rapid and simultaneous determination of twenty amino acids in complex biological and food samples by solid-phase microextraction and gas chromatography–mass spectrometry with the aid of experimental design after ethyl chloroformate derivatization
2012 · Mohana Krishna Reddy Mudiam, Ratnasekhar Ch., et al. · Journal of Chromatography B · 50
Ultra sound assisted one step rapid derivatization and dispersive liquid–liquid microextraction followed by gas chromatography–mass spectrometric determination of amino acids in complex matrices
2013 · Mohana Krishna Reddy Mudiam, Ch. Ratnasekhar · Journal of Chromatography A · 49
Determination of Urinary PAH Metabolites Using DLLME Hyphenated to Injector Port Silylation and GC–MS-MS
2015 · Manoj Kumar Gupta, Rajeev Jain, et al. · Journal of Analytical Toxicology · 42
Elementomics combined with dd-SIMCA and K-NN to identify the geographical origin of rice samples from China, India, and Vietnam
2022 · Brian Quinn, Philip McCarron, et al. · Food Chemistry · 41
Gas Chromatography- Mass Spectrometry Based Metabolomic Approach for Optimization and Toxicity Evaluation of Earthworm Sub-Lethal Responses to Carbofuran
2013 · Mohana Krishna Reddy Mudiam, Ratnasekhar Ch, et al. · PLoS ONE · 41
PDF
Determination of t,t-muconic acid in urine samples using a molecular imprinted polymer combined with simultaneous ethyl chloroformate derivatization and pre-concentration by dispersive liquid–liquid microextraction
2012 · Mohana Krishna Reddy Mudiam, Abhishek Chauhan, et al. · Analytical and Bioanalytical Chemistry · 41
Identifying the metabolic perturbations in earthworm induced by cypermethrin using gas chromatography-mass spectrometry based metabolomics
2015 · Ratnasekhar Ch, Amit Kumar Singh, et al. · Scientific Reports · 37
PDF
Simultaneous Biodegradation of Polyaromatic Hydrocarbons by a Stenotrophomonas sp: Characterization of nid Genes and Effect of Surfactants on Degradation
2016 · Smita Kumari, Raj Kumar Regar, et al. · Indian Journal of Microbiology · 35
PDF
Rapid metabolic fingerprinting with the aid of chemometric models to identify authenticity of natural medicines: Turmeric, Ocimum, and Withania somnifera study
2023 · Samreen Khan, Abhishek Kumar Rai, et al. · Journal of Pharmaceutical Analysis · 34
PDF
Comprehensive Metabolomic Fingerprinting Combined with Chemometrics Identifies Species- and Variety-Specific Variation of Medicinal Herbs: An Ocimum Study
2023 · Abhishek Kumar Rai, Samreen Khan, et al. · Metabolites · 32
PDF
Saliva and urine metabolic profiling reveals altered amino acid and energy metabolism in male farmers exposed to pesticides in Madhya Pradesh State, India
2019 · Ratnasekhar Ch, Amit Kumar Singh, et al. · Chemosphere · 32
Food Fingerprinting: Using a Two-Tiered approach to Monitor and Mitigate Food Fraud in Rice
2020 · Terence F McGrath, Maeve Shannon, et al. · Journal of AOAC International · 31
Identification of Drosophila-Based Endpoints for the Assessment and Understanding of Xenobiotic-Mediated Male Reproductive Adversities
2014 · Snigdha Misra, Anshuman Singh, et al. · Toxicological Sciences · 31
A two-tiered system of analysis to tackle rice fraud: The Indian Basmati study
2020 · Maeve Shannon, C.H. Ratnasekhar, et al. · Talanta · 30
Fabric phase sorptive extraction-gas chromatography-mass spectrometry for the determination of favipiravir in biological and forensic samples
2023 · Rajeev Jain, Bharti Jain, et al. · Advances in Sample Preparation · 26
Ultrasound Assisted Dispersive Liquid–Liquid Microextraction Followed by Injector Port Silylation: A Novel Method for Rapid Determination of Quinine in Urine by GC–MS
2013 · Rajeev Jain, Mohana Krishna Reddy Mudiam, et al. · Bioanalysis · 26
Optimization of UA-DLLME by experimental design methodologies for the simultaneous determination of endosulfan and its metabolites in soil and urine samples by GC–MS
2012 · Mohana Krishna Reddy Mudiam, Ratnasekhar Ch, et al. · Analytical Methods · 24
Works count: 84
Citation count: 1,476
H-index: 24
I10-index: 37
Year
Topic
Type