Assistant Research Professor at ISGlobal](https://www.isglobal.org/en/our-team/-/profiles/18762)), the Barcelona Institute for Global Health, and coordinates the Exposome Hub](https://www.isglobal.org/en/exposome-hub)) initiative, promoting innovation, collaboration and communication about exposomics.
Neurosteroids](https://en.wikipedia.org/wiki/Neurosteroid))
Neurosteroids, also known as neuroactive steroids, are endogenous or exogenous steroids that rapidly alter neuronal excitability through interaction with ligand-gated ion channels and other cell surface receptors.
Paper discussed in the episode
Multi-omics signatures of the human early life exposome](https://www.nature.com/articles/s41467-022-34422-2))
Léa Maitre, Mariona Bustamante et al. 2022 Nature Communications
The work presented in this publication was part of the HELIX project](https://www.isglobal.org/en/-/helix-the-human-early-life-exposome-novel-tools-for-integrating-early-life-environmental-exposures-and-child-health-across-europe)), coordinated by Martine Vrijheid from 2013 to 2017.
Initiatives discussed in this episode
IHEN](https://humanexposome.net/)) – The International Human Exposome Network.
Learn more about IHEN’s exposome ambassadors](https://humanexposome.net/news/global-ambassadors-trained-exposome-research/)) and about IHEN’s cohort catalogue.
Global Exposome Summit](https://www.globalexposomesummit.org/)) – Event taking place on April 27-29, 2026 in Sitges, Spain and dedicated to fostering international collaborations in exposomics. Organized by IHEN and the Global Exposome Forum.
](https://globalexposomeforum.org/).
)
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Finally available – Alice’s book on metabolomics data interpretation
The STORY principle – A guide to the biological interpretation of metabolomics