Marisa Wexler, MS, senior science writer —

Marisa holds a Master of Science in cellular and molecular pathology from the University of Pittsburgh, where she studied novel genetic drivers of ovarian cancer. Her areas of expertise include cancer biology, immunology, and genetics, and she has worked as a science writing and communications intern for the Genetics Society of America.

Articles by Marisa Wexler

Patients’ mental, physical health improved during pandemic: Study

Many people with pulmonary arterial hypertension (PAH) report better mental and physical health following the start of the COVID-19 pandemic, a study found. “Unexpectedly, we found that some objective measures of pulmonary hypertension disease severity actually improved during the COVID-19 pandemic. This included longer 6-minute walk distances, lower NT-proBNP…

Balloon pulmonary angioplasty may be ‘life-changing’ for CTEPH patients

Balloon pulmonary angioplasty, or BPA, can be an effective treatment for chronic thromboembolic pulmonary hypertension (CTEPH), a new study highlights. “Patients treated with BPA experienced improvement in functional class and exercise capabilities, with relatively low rates of procedure-related complications,” researchers wrote. The study, “Refined Balloon Pulmonary…

Three-molecule panel may help detect PAH in children with CHD

Measuring blood levels of three molecules — SAM, guanine, and NT-proBNP — could help identify pulmonary arterial hypertension (PAH) in children with congenital heart diseases (CHD), a study suggests. “This 3-marker panel has the potential to be used in clinical practice for the early diagnosis and screening of PAH-CHD,”…

Use of PADN device lowers risk of clinical worsening with PAH

Treatment with Pulnovo Medical’s pulmonary artery denervation (PADN) device significantly reduced the risk of clinical worsening among people with pulmonary arterial hypertension (PAH) in a clinical trial, according to new data announced by the company. Chen Shaoliang, a professor at Nanjing First Hospital of Nanjing Medical University in China,…

Tenax Granted US Patent for Levosimendan as Treatment for PH

The experimental therapy levosimendan has been awarded a U.S. patent covering its use for pulmonary hypertension and heart failure with preserved ejection fraction (PH-HFpEF), according to developer Tenax Therapeutics. The United States Patent and Trademark Office (USPTO) issued a notice of allowance to Tenax for a patent for…

PDE5 Inhibitors Improve Blood Flow, Exercise Capacity in PH: Analysis

Treatment with phosphodiesterase-5 (PDE5) inhibitors can improve blood flow parameters and exercise capacity in people with pulmonary hypertension (PH), according to a new analysis of clinical trial data. “The study found that the reduction in mean PAP [peripheral arterial pressure] was significantly greater in patients receiving PDE5 inhibitors,” the…

Top 10 Pulmonary Hypertension Stories of 2022

Over the past year, the team here at Pulmonary Hypertension News has brought you up-to-date coverage of the latest developments in research, care, and treatment related to pulmonary hypertension (PH). We hope to continue to be a resource for the PH community in the coming year. Here is a…


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