User profiles for Shekhar Nagar

Shekhar Nagar

Assistant Professor @ Deshbandhu College, University of Delhi
Verified email at db.du.ac.in
Cited by 509

Fish gut microbiome: current approaches and future perspectives

C Talwar, S Nagar, R Lal, RK Negi - Indian journal of microbiology, 2018 - Springer
In recent years, investigations of microbial flora associated with fish gut have deepened our
knowledge of the complex interactions occurring between microbes and host fish. The gut …

[HTML][HTML] Microbial ecology of sulfur biogeochemical cycling at a mesothermal hot spring atop Northern Himalayas, India

S Nagar, C Talwar, M Motelica-Heino… - Frontiers in …, 2022 - frontiersin.org
Sulfur related prokaryotes residing in hot spring present good opportunity for exploring the
limitless possibilities of integral ecosystem processes. Metagenomic analysis further expands …

[HTML][HTML] Metagenome-assembled genomes recovered from the datasets of a high-altitude Himalayan hot spring Khirganga, Himachal Pradesh, India

S Nagar, C Talwar, M Bharti, S Yadav, S Siwach… - Data in Brief, 2021 - Elsevier
Khirganga, a pristine hot spring that lies in the Parvati Valley within the Northern Himalayas
characterised with unique white colour microbial mat and divine water with healing abilities. …

Microbial taxonomy in the era of OMICS: application of DNA sequences, computational tools and techniques

…, V Negi, C Talwar, H Khurana, S Nagar… - Antonie Van …, 2017 - Springer
The current prokaryotic taxonomy classifies phenotypically and genotypically diverse
microorganisms using a polyphasic approach. With advances in the next-generation sequencing …

Comparative genomic analysis of rapidly evolving SARS-CoV-2 reveals mosaic pattern of phylogeographical distribution

…, V Gupta, M Singh, R Kumari, P Hira, S Nagar… - Msystems, 2020 - Am Soc Microbiol
The outbreak of coronavirus disease 2019 (COVID-19) that started in Wuhan, China, in
December 2019 has spread worldwide, emerging as a global pandemic. The severe respiratory …

[HTML][HTML] Defining the Environmental Adaptations of Genus Devosia: Insights into its Expansive Short Peptide Transport System and Positively Selected Genes

C Talwar, S Nagar, R Kumar, J Scaria, R Lal… - Scientific reports, 2020 - nature.com
Devosia are well known for their dominance in soil habitats contaminated with various toxins
and are best characterized for their bioremediation potential. In this study, we compared the …

Comparative Genomic Analysis Reveals Habitat-Specific Genes and Regulatory Hubs within the Genus Novosphingobium

…, S Haider, A Bajaj, U Sood, K Ponnusamy, S Nagar… - …, 2017 - Am Soc Microbiol
Species belonging to the genus Novosphingobium are found in many different habitats and
have been identified as metabolically versatile. Through comparative genomic analysis, we …

Monkeypox virus: phylogenomics, host–pathogen interactome and mutational cascade

R Kumar, S Nagar, S Haider, U Sood… - Microbial …, 2023 - microbiologyresearch.org
While the world is still recovering from the Covid-19 pandemic, monkeypox virus (MPXV)
awaits to cause another global outbreak as a challenge to all of mankind. However, the Covid-…

Metagenomic insights to understand the role of polluted river Yamuna in shaping the gut microbial communities of two invasive fish species

M Bharti, S Nagar, H Khurana, RK Negi - Archives of Microbiology, 2022 - Springer
The gastrointestinal microbial community plays a crucial role in host health, immunity,
protection, development and provides nutrients to the host. The rising human-induced pollution …

[HTML][HTML] Genome analyses of 174 strains of Mycobacterium tuberculosis provide insight into the evolution of drug resistance and reveal potential drug targets

H Verma, S Nagar, S Vohra, S Pandey… - Microbial …, 2021 - microbiologyresearch.org
Mycobacterium tuberculosis is a known human pathogen that causes the airborne infectious
disease tuberculosis (TB). Every year TB infects millions of people worldwide. The …