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

#AAN2022 – IPX-203 Gives 1.5+ Hours More ‘Good On’ Time Per Dose

Treatment with oral IPX-203, Amneal Pharmaceuticals’ investigational extended-release carbidopa-levodopa (CD/LD) formulation, reduced “off” time by about 1.5 hours a dose, on average, compared to immediate-release tablets of the medication, according to data from a Phase 3 RISE-PD clinical trial. Top-line results from RISE-PD were announced last year. Detailed…

Gamma Knife Brain Procedure May Ease Tremor

A surgery-like brain procedure called gamma knife thalamotomy may help to ease tremor in people with Parkinson’s disease, a new study highlights. The study, “Gamma Knife stereotactic radiosurgery as a treatment for essential and parkinsonian tremor: long-term experience,” was published in Neurología. Tremor is one of…

Gene That Protects Dopamine-making Neurons Identified in Study

A gene called Fer2 in fruit flies is essential for maintaining the health of dopamine-producing nerve cells and does so by supporting the cells’ mitochondria, which provide them with energy, a study reports. The human equivalent of this gene — a mammalian equivalent, called Nato3, was identified in mice — may…

OCEAN Trial Testing if Ongentys Can Ease Pain of Motor Fluctuations

A Phase 4 clinical trial called OCEAN is testing whether Ongentys (opicapone), an add-on therapy for “off” periods, can ease pain in people with Parkinson’s disease. The placebo-controlled trial (NCT04986982), which opened in February 2021, is evaluating Ongentys’ effectiveness in up to 140 adults with idiopathic (non-familial)…

Knowing Patients as People Key to Good Communication, Nurses Say

Nurses emphasize the importance of developing relationships with Parkinson’s patients in their care and getting to know these people as individuals for effective communication in healthcare settings, a study from Australia reports. The study, “Communication strategies used by Parkinson’s nurse specialists during healthcare interactions: A qualitative descriptive study,” was published…

Diet, Agricultural Chemicals May Affect Disease Risk

People who consume more coffee and fish are less likely to develop Parkinson’s disease, according to a new study from Italy. Results also indicate that exposure to agricultural chemicals may increase the risk of Parkinson’s. The study, “Relationships of Nutritional Factors and Agrochemical Exposure with Parkinson’s…

Knee Replacement Offers Little Benefit, Study Suggests

People with Parkinson’s disease who have arthritis in their knees report minimal improvements in life quality after undergoing knee replacement surgery, a new study reports. “Data from this study suggest that [total knee replacement] has no clinical benefit in improving [quality of life] beyond a slight improvement in pain-related…