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The Sloboda Lab is comprised of postdoctoral fellows, graduate and undergraduate students with various educational backgrounds, such as biochemistry, physiology, nutrition and the life sciences. Their breadth of knowledge in their respective projects offer a different perspective on the critical relationship between a mothers diet during pregnancy and its profound effect on offspring development and later life health.
Dr. Tatiane Ribeiro

Tatiane is a postdoctoral fellow that completed her PhD at the University of Marigna in Brazil investigating the impacts of maternal exposure to an environmental chemical on glucose homeostasis and insulin sensitivity in both mothers and offspring, and how exercise during pregnancy, had a positive impact on moderating the negative metabolic effects of maternal obesity. She is currently investigating the early origins of unhealthy aging and susceptibility to infection, and whether host-microbial interactions during key developmental windows (including pregnancy) contribute to accelerated aging and metabolic disease.

Dr. Tatiane Ribeiro
Dr. Kate Kennedy
Dr. Kate Kennedy
kennek6@mcmaster.ca; Twitter: @katekennedy

Kate is a postdoctoral fellow studying host-microbe interactions including the role of the microbiome in maternal adaptations to pregnancy, neonatal microbial colonization, and susceptibility to infection. Kate previously completed her PhD in the Sloboda Lab at McMaster University and her MSc at the University of Waterloo. Kate’s postdoctoral research investigating perinatal host-microbiome factors that influence Group B Strep colonization and infection is supported by the Molly Towell Perinatal Research Foundation.

Dr. Christian Bellissimo
bellisc@mcmaster.ca; Twitter: @CJBellissimo

Christian is a postdoctoral fellow studying  the affects of maternal obesity on the development of the maternal-fetal interface. Christian previously completed his PhD in the Sloboda Lab at McMaster University and his BSc in Life Sciences Co-op Program also at McMaster. He is interested in understanding how immune cells participate in the establishment of the maternal-fetal interface and what happens to these processes in the context of maternal excessive adiposity and obesity. 

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Erica Yeo
yeoe@mcmaster.ca; Twitter@EricaYeo3

Erica is a PhD student that graduated from McMaster University with a Bachelor of Science in Biochemistry. Having completed her undergraduate thesis in the Sloboda Lab studying the role of serotonin signalling in fetal pancreatic development in the context of maternal obesity, her PhD thesis will investigate the the role of the gut microbiome in maternal metabolic adaptations to pregnancy.

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Diba Chowdhury
chowdd4@mcmaster.ca

Diba graduated with a MSc from Western University. She is currently completing her PhD on the impacts of maternal excess adiposity on Uterine vasculature.

Julia Heusel
heuselj@mcmaster.ca

Julia is a Masters student studying how hormones and the gut microbiome regulate intestinal barrier function during pregnancy and lactation. She graduated from the University of Guelph in 2024, with a B.Sc. Hons. Microbiology (co-op stream) and a minor in political science.

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Ariana is a Master’s student studying how maternal endothelial function mediates uteroplacental hypoxia in response to a high-fat, high-sugar diet. She graduated from Queen’s University with a Bachelor of Health Sciences (Honours) with a focus on Global and Population Health. Before getting her undergradaute degree, she was a professional musician for over a decade (check her out on Spotify!!). 

Lab Alumni

Jordan Chin (MPH, 2025)

Gursimran Deol (MHSED, 2025)

Patrycja Jazwiec (PhD; 2025)

Christian Bellissimo (PhD; 2024)

Chloe Rexdiemer (AoC; 2023)

Anastasia Chouvalova (MSc; 2021)

Katherine Kennedy (PhD; 2021)

Dr. Luseadra McKerracher (PDF; 2017-2021)

Jessica Breznik (PhD; 2020)

Violet Patterson (MSc; 2018)

Dr. Johanna Selvaratman (PDF; 2016-2017)

Jessica Wallace (MSc; 2016)

Wajiha Gohir (MSc; 2016 )

Kaitlyn Chan (MSc; 2015)

Michael Tsoulis (MSc; 2014)​​​
 

Undergraduate Members

Karryln Krenos, Co-op, Biochemistry       

 Laura Reeves, Thesis student, Biochemistry

Sophie Johnston, Thesis Student, Biochemistry

Ethan Krenos, Volunteer

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