The Chemical Biology lab

The Chemical Biology labThe Chemical Biology labThe Chemical Biology lab

The Chemical Biology lab

The Chemical Biology labThe Chemical Biology labThe Chemical Biology lab

AI meets chemistry & Biology

AI meets chemistry & BiologyAI meets chemistry & Biology
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Our Research Interest

KEy RESEARCH FOCUS AREAS

  • Our lab's core mission is to decode the "language of chemicals." We operate on the principle that a molecule's structure contains vast, predictive information about its biological function. Our goal is to translate that structural information into a deeper understanding of health and disease.
  • What differentiates our approach is the integration of chemical and biological data. Instead of analyzing chemical structures in isolation, we build models that represent molecules within a combined "bioactivity-chemical" space. This allows us to contextualize a chemical's properties with its known biological effects, leading to models with superior predictive power and real-world biological relevance.
  • To build these sophisticated models, we enrich them with decades of established biological knowledge, integrating multi-omics data such as genes, mutations, and pathways. We develop and apply novel computational methods rooted in artificial intelligence, multimodal data integration, and emerging Large Language Model (LLM) architectures.

Dr. Gaurav Ahuja

Associate Professor (Tenured) 

Department of Computational Biology 

Indraprastha Institute of Information Technology-Delhi (IIIT-Delhi) 

Email: gaurav.ahuja@iiitd.ac.in 

Lab Website: https://ahuja-lab.in/

About Me

I am a tenured Associate Professor at the Department of Computational Biology at IIIT-Delhi and lead the Chemical Biology Laboratory. 

Our lab's core mission is to decode the "language of chemicals." We operate on the principle that a molecule's structure contains vast, predictive information about its biological function. Our goal is to translate that structural information into a deeper understanding of health, disease, and aging.

To do this, we develop and apply novel computational methods using AI, multimodal data integration, and emerging Large Language Models (LLMs). What sets our work apart is that we don't just look at chemical structures; we build models that represent molecules within a combined "bioactivity-chemical" space, enriching them with established biological knowledge like genes, mutations, and pathways.

I am also a core member of the Infosys Center for Artificial Intelligence and have been recognized as an EMBO Young Investigator and an Indian National Science Academy (INSA) Young Associate.

Research Areas

AI in Biology and Medicine

Cheminformatics & Drug Discovery

AI in Biology and Medicine

Developing predictive and explainable AI models to solve critical biomedical challenges, from understanding disease mechanisms to identifying novel diagnostic signatures.

Biology of Aging

Cheminformatics & Drug Discovery

AI in Biology and Medicine

Using our integrated models to understand the molecular drivers of aging and to discover novel geroprotectors-compounds capable of extending healthspan.

Cheminformatics & Drug Discovery

Cheminformatics & Drug Discovery

Cheminformatics & Drug Discovery

Creating new computational frameworks to predict a molecule's function, (e.g., carcinogenicity, therapeutic potential, or odor) directly from its structure, accelerating the discovery of new drugs and functional chemicals.

Selected Honors & Awards

Humboldt Research Fellowship for Experienced Researchers, 2025.

Humboldt Research Fellowship for Experienced Researchers, 2025.

Humboldt Research Fellowship for Experienced Researchers, 2025.

The Global 3Rs Awards program, AAALAC, USA 2024.

Humboldt Research Fellowship for Experienced Researchers, 2025.

Humboldt Research Fellowship for Experienced Researchers, 2025.

Indian National Science Academy (INSA) Young Associates 2024.

Humboldt Research Fellowship for Experienced Researchers, 2025.

Young Investigator Programme by the European Molecular Biology Organization (EMBO-YIP).

Young Investigator Programme by the European Molecular Biology Organization (EMBO-YIP).

Young Investigator Programme by the European Molecular Biology Organization (EMBO-YIP).

Young Investigator Programme by the European Molecular Biology Organization (EMBO-YIP).

Indian National Science Academy (INSA) Medal for Young Scientists

Young Investigator Programme by the European Molecular Biology Organization (EMBO-YIP).

Indian National Science Academy (INSA) Medal for Young Scientists

Discovery Track Investigator, 2022

Young Investigator Programme by the European Molecular Biology Organization (EMBO-YIP).

Indian National Science Academy (INSA) Medal for Young Scientists

Research Excellence Award by IIIT-Delhi

Ramalingaswami Re-entry Fellowship, Department of Biotechnology, India.

Ramalingaswami Re-entry Fellowship, Department of Biotechnology, India.

Ramalingaswami Re-entry Fellowship, Department of Biotechnology, India.

Ramalingaswami Re-entry Fellowship, Department of Biotechnology, India.

Ramalingaswami Re-entry Fellowship, Department of Biotechnology, India.

Nominated for the Inspire Faculty Award by DST, India (relinquished)

Ramalingaswami Re-entry Fellowship, Department of Biotechnology, India.

“Summa cum laude,” excellent grade in Ph.D., University of Cologne, Cologne Germany

“Summa cum laude,” excellent grade in Ph.D., University of Cologne, Cologne Germany

Ph.D. scholarship from International Graduate School in Development Health and Disease (IGS DHD)

“Summa cum laude,” excellent grade in Ph.D., University of Cologne, Cologne Germany

Ph.D. scholarship from International Graduate School in Development Health and Disease (IGS DHD)

Ph.D. scholarship from International Graduate School in Development Health and Disease (IGS DHD)

Ph.D. scholarship from International Graduate School in Development Health and Disease (IGS DHD)

UGC-CSIR fellowship (All India rank: 33 and 222), University Grant Commission, India

Ph.D. scholarship from International Graduate School in Development Health and Disease (IGS DHD)

Ph.D. scholarship from International Graduate School in Development Health and Disease (IGS DHD)

Teaching Philosophy

BIO545-Biostatistics (Elective)

This course serves as a gateway to quantitative biology. It equips students with the essential statistical reasoning and practical programming skills needed to design experiments, analyze complex biological data, and rigorously interpret results. We move beyond theory to tackle real-world case studies from genomics, clinical research, and systems biology, providing the foundational toolkit for any student in data-driven life sciences.

BIO2GMB-Genetics and Molecular Biology (Core)

This foundational course explores the "operating system" of life. We delve into the mechanisms of heredity, gene expression, and genome regulation. Understanding this core biological "language"- from DNA replication to the complex genetic pathways involved in disease, is essential for students who will go on to build the next generation of computational models to understand health, drug action, and evolution.

Probability and Statistics (PG Diploma)

This course is tailored for postgraduate students in Data Science & AI (PGDDSAI) and Digital & Sustainable HCS (PGD-DSHCS). It provides the essential mathematical framework for building, understanding, and critically evaluating modern machine learning and AI models. We focus on probabilistic reasoning and statistical inference, the bedrock upon which all data-driven discovery—from computational biology to digital health—is built.

TEAM MEMbers

Aayushi Mittal

Sanjay Kumar Mohanty

Vishakha Gautam

Graduate Student interested in developing AI models to find alternative functions of cellular metabolites. 

Vishakha Gautam

Sanjay Kumar Mohanty

Vishakha Gautam

Graduate Student interested in developing Computer Vision-based AI modeling for predicting cellular aging. 

Sanjay Kumar Mohanty

Sanjay Kumar Mohanty

Sanjay Kumar Mohanty

Graduate Student intrested in delineating the complexities of protein ligand interactions using Deep Learning approaches

Sakshi Arora

Saveena Solanki

Sanjay Kumar Mohanty

Graduate Student interested in understanding the chemical basis of longevity responses, with a special interest in using large language models.

Saveena Solanki

Saveena Solanki

Saveena Solanki

Graduate Student interested in understanding the multivalent-multi-targeting potential of cellular metabolities. 

Subhadeep Duari

Saveena Solanki

Saveena Solanki

Graduate Student interested in developing novel models in the field of computer vision using Deep Learning

Shiva Satija

Suvendu Kumar

Sonam Chauhan

Graduate Student interested in the genotoxic research using a combination of next-generation sequencing (Nanopore) and generative AI-based computational methods

Sonam Chauhan

Suvendu Kumar

Sonam Chauhan

Graduate Student interested in the exploration of the Dark Matter of the Chemical World.

Suvendu Kumar

Suvendu Kumar

Suvendu Kumar

Graduate Student interested in developing novel computational methods for the better representation of the chemical compounds for the downstream Machine Learning Applications.

Arushi Sharma

Arushi Sharma

Suvendu Kumar

Graduate Student interested in development of sophisticated methods involving knowledge graphs and large scale language models.

SELECTED PUBLICATIONS

Protocol for cellular age prediction in yeast and human single cells using transfer learning. STAR Protoc. 2025 Sep 19;6(3):104023. doi: 10.1016/j.xpro.2025.104023. Epub 2025 Aug 11. PMID: 40794494; PMCID: PMC12357082.

Duari S, Gautam V, Ahuja G. 

scCamAge: A context-aware prediction engine for cellular age, aging-associated bioactivities, and morphometrics. Cell Rep. 2025 Feb 6;44(2):115270.

Gautam V, Duari S, Solanki S, Gupta M, Mittal A, Arora S, Aggarwal A, Sharma AK, Tyagi S, Pankajbhai RK, Sharma A, Chauhan S, Satija S, Kumar S, Mohanty SK, Tayal J, Dixit NK, Sengupta D, Mehta A, Ahuja G.

Discovering geroprotectors through the explainable artificial intelligence-based platform AgeXtend. Nat Aging. 2024 Dec 3.

Arora S, Mittal A, Duari S, Chauhan S, Dixit NK, Mohanty SK, Sharma A, Solanki S, Sharma AK, Gautam V, Gahlot PS, Satija S, Nanshi J, Kapoor N, Cb L, Sengupta D, Mehrotra P, Ghosh TS, Ahuja G.

Advancing chemical carcinogenicity prediction modeling: opportunities and challenges.Trends Pharmacol. Sci. 44, 400–410 (2023)

Mittal, A. & Ahuja, G. 

mRNA translational specialization by RBPMS presets the competence for cardiac commitment in hESCs. Sci Adv 9, eade1792 (2023)

Bartsch, D., Kalamkar, K., Ahuja, G., Lackmann, J.-W., Hescheler, J., Weber, T., Bazzi, H., Clamer, M., Mendjan, S., Papantonis, A. & Kurian, L.

Artificial intelligence uncovers carcinogenic human metabolites. Nat. Chem. Biol. (2022).

Mittal, A., Mohanty, S. K., Gautam, V., Arora, S., Saproo, S., Gupta, R., Sivakumar, R., Garg, P., Aggarwal, A., Raghavachary, P., Dixit, N. K., Singh, V. P., Mehta, A., Tayal, J., Naidu, S., Sengupta, D. & Ahuja, G.

OdoriFy: A conglomerate of Artificial Intelligence-driven prediction engines for olfactory decoding.J. Biol. Chem. 100956 (2021).

Gupta, R., Mittal, A., Agrawal, V., Gupta, S., Gupta, K., Jain, R. R., Garg, P., Mohanty, S. K., Sogani, R., Chhabra, H. S., Gautam, V., Mishra, T., Sengupta, D. & Ahuja, G.

Machine-OlF-Action: a unified framework for developing and interpreting machine-learning models for chemosensory research. Bioinformatics. 2021 Jul 19;37(12):1769-1771.

Gupta A, Choudhary M, Mohanty SK, Mittal A, Gupta K, Arya A, Kumar S, Katyayan N, Dixit NK, Kalra S, Goel M, Sahni M, Singhal V, Mishra T, Sengupta D, Ahuja G.

Loss of genomic integrity induced by lysosphingolipid imbalance drives ageing in the heart. EMBO Rep. 20, (2019).

Ahuja, G., Bartsch, D., Yao, W., Geissen, S., Frank, S., Aguirre, A., Russ, N., Messling, J.-E., Dodzian, J., Lagerborg, K. A., Vargas, N. E., Muck, J. S., Brodesser, S., Baldus, S., Sachinidis, A., Hescheler, J., Dieterich, C., Trifunovic, A., Papantonis, A., Petrascheck, M., Klinke, A., Jain, M., Valenzano, D. R. & Kurian, L.

yylncT Defines a Class of Divergently Transcribed lncRNAs and Safeguards the T-mediated Mesodermal Commitment of Human PSCs. Cell Stem Cell. 2019 Feb 7;24(2):318-327.e8. doi: 10.1016/j.stem.2018.11.005. Epub 2018 Dec 13. PMID: 30554961.

Frank, S*., Ahuja, G*., Bartsch, D., Russ, N., Yao, W., Kuo, J. C.-C., Derks, J.-P., Akhade, V. S., Kargapolova, Y., Georgomanolis, T., Messling, J.-E., Gramm, M., Brant, L., Rehimi, R., Vargas, N. E., Kuroczik, A., Yang, T.-P., Sahito, R. G. A., Franzen, J., Hescheler, J., Sachinidis, A., Peifer, M., Rada-Iglesias, A., Kanduri, M., Costa, I. G., Kanduri, C., Papantonis, A. & Kurian, L.

High-affinity olfactory receptor for the death-associated odor cadaverine. Proc. Natl. Acad. Sci. U. S. A. 110, 19579–19584 (2013).

Hussain, A*., Saraiva, L. R*., Ferrero, D. M*., Ahuja, G*., Krishna, V. S., Liberles, S. D. & Korsching, S. 

For the complete list of Publications, please refer to Google Scholar

About The Ahuja Lab

AgeXtend

single cell camage

single cell camage

AgeXtend: AI-driven discovery and analysis of geroprotectors for healthy aging.

single cell camage

single cell camage

single cell camage

scCamAge: A deep-learning platform for comprehensive single-cell aging analysis, integrating image-based spatiotemporal features with cellular morphometrics and bioactivities to predict longevity and senescence across species.

Gcoupler

single cell camage

metabokiller

Gcoupler: An AI-driven toolkit for discovering endogenous GPCR modulators.

metabokiller

single cell camage

metabokiller

Metabokiller: An interpretable AI-driven classifier for accurate carcinogen prediction, integrating multiple cellular stress responses and outperforming existing methods, with experimental validation in yeast and human cells.

odorify

DeepGraphh

A web server with deep learning models for predicting odorant-odorant receptor interactions, identifying responsive receptors for odorants, classifying chemicals as odorants, and explaining predictions at the molecular level.

DeepGraphh

DeepGraphh

A user-friendly web service for graph-based QSAR analysis, offering multiple established methods for generating predictive models for classification and regression tasks.

ectracker

A user-friendly web server for single-cell data analysis, enabling identification of cell types, ectopically expressed genes, and their regulatory networks through quantitative and qualitative assessments.

ectracker

For more projects please refer to our Laboratory GitHub Page

Contact US

The Ahuja Lab

Indraprastha Institute of Information Technology Delhi, near Govind Puri Metro Station, Shyam Nagar, Okhla Industrial Estate, New Delhi, Delhi, India

Gaurav Ahuja Ph.D Associate Professor Ressearch & Development Block (A-303) Department of Computational Biology Indraprastha Institute of Information Technology, Delhi New Delhi-110020, India Email: gaurav.ahuja@iiitd.ac.in

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