July 6, 2024
Researchers Discover Circulating Proteins Linked to Preeclampsia and Other Hypertensive Disorders of Pregnancy

Researchers Discover Circulating Proteins Linked to Preeclampsia and Other Hypertensive Disorders of Pregnancy

In a recent study published in JAMA Cardiology, a team of researchers from Massachusetts General Hospital (MGH) and the Broad Institute have identified several circulating proteins that have a strong potential for either causing or protecting against hypertensive disorders of pregnancy, including preeclampsia. These disorders pose significant risks to the health of both the mother and the child, and current treatment options are limited, with expedited delivery being the primary option.

By analyzing genetic data from over 600,000 individuals, the scientists aimed to determine whether there is a genetic predisposition to higher or lower levels of specific proteins in the bloodstream that could influence the risk of developing hypertensive disorders of pregnancy. The research team successfully identified six proteins involved in cardiovascular and inflammatory processes that likely play a role in the development of these conditions. These proteins include CD40, cystatin B, eosinophil cationic protein, galectin-3, heat shock protein 27, and N-terminal pro-B type natriuretic peptide.

The discovery of these proteins provides valuable insights into the underlying biology of hypertensive disorders of pregnancy, shedding light on various pathways such as blood vessel regulation, inflammation, and immunity that contribute to the development of these conditions. According to senior author Michael C. Honigberg, MD, MPP, a cardiologist and researcher at MGH and an assistant professor of Medicine at Harvard Medical School, further investigation of these proteins in animal models and, if promising, in human trials could lead to the development of potential therapeutic targets.

Preeclampsia and other hypertensive disorders of pregnancy are characterized by high blood pressure and possible organ dysfunction during the later stages of pregnancy. These conditions carry both short-term and long-term risks for both the mother and the child. Early detection and management are crucial in mitigating the potential complications associated with these disorders. However, the current treatment options beyond expedited delivery are limited, underscoring the need for alternative therapeutic strategies.

The identification of the six proteins provides a starting point for developing novel therapies that could target the underlying mechanisms of hypertensive disorders of pregnancy. Further research is required to gain a deeper understanding of how these proteins contribute to the development of the conditions and to determine their therapeutic potential.

The study highlights the importance of a multidisciplinary approach bridging genetics, cardiovascular medicine, and obstetrics in understanding the complex nature of hypertensive disorders of pregnancy. By uncovering the molecular pathways involved, healthcare professionals can work towards the development of more effective interventions and preventive strategies for the well-being of pregnant individuals and their infants.

In conclusion, the identification of these circulating proteins linked to hypertensive disorders of pregnancy offers promising prospects for improved diagnosis, treatment, and prevention of these conditions in the future. The findings provide valuable insights into the underlying biology of these disorders and point towards potential therapeutic targets that warrant further investigation. With continued research, it is hoped that these discoveries will translate into tangible improvements in the management of hypertensive disorders of pregnancy, ultimately benefiting the health and well-being of pregnant individuals and their children.

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1. Source: Coherent Market Insights, Public sources, Desk research
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