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Tag: tapeworms

More extraordinary model systems for regeneration

  The ability of organisms to replace and regenerate anatomical structures following their loss or damage has piqued the curiosity of biologists for centuries. In addition to Development’s ‘Model systems for regeneration’ collection, which introduced some of the most well-studied model organisms in the field, we published a Perspective in 2024 highlighting some of the …

Signals from the head and germinative region differentially regulate regeneration competence of the tapeworm Hymenolepis diminuta

Competence to regenerate lost tissues varies widely across species. The rat tapeworm, Hymenolepis diminuta, undergoes continual cycles of shedding and regenerating thousands of reproductive segments to propagate the species. Despite its prowess, H. diminuta can only regenerate posteriorly from a singular tissue: the neck or germinative region (GR). What cells and signaling pathways restrict regeneration …

Combined fluorescent in situ hybridization and F- ara-EdU staining on whole mount Hymenolepis diminuta

Hymenolepis diminuta is a parasitic tapeworm that utilizes rats as hosts and offers advantages over human parasitic tapeworms and free-living flatworms as a model system to study the biology and pathology of helminth infections. H. diminuta is minimally infectious to humans, easy to maintain in the lab, demonstrates impressive growth, regeneration, and reproductive capabilities, and is amenable to …

UGA geneticist gets to take risks with new seed grant

By Donna Huber Tania Rozario, assistant professor in the Department of Genetics and member of the Center for Tropical and Emerging Global Diseases, recently received a seed grant from the Hypothesis Fund to develop a new approach toward advancing tapeworm research. Her natural inquisitiveness and willingness to tackle tough questions has led to this moment. …

Trainee Spotlight: Corey Rennolds

  My name is Corey Rennolds, and I’ve been a postdoctoral researcher in Tania Rozario’s lab at UGA since August 2022. I’m originally from Cobb County, GA, where I went to grade school, received my B.S. in Biology from Georgia Tech in 2013, and completed my PhD at the University of Maryland, College Park in …

The good, the bad, and the ugly: From planarians to parasites

Platyhelminthes can perhaps rightly be described as a phylum of the good, the bad, and the ugly: remarkable free-living worms that colonize land, river, and sea, which are often rife with color and can display extraordinary regenerative ability; parasitic worms like schistosomes that cause devastating disease and suffering; and monstrous tapeworms that are the stuff …

UGA’s Rozario receives NIH Director’s New Innovator Award

By Alan Flurry (Photo courtesy of Tania Rozario) University of Georgia faculty member Tania Rozario has received a $2 million grant from the National Institutes of Health Director’s New Innovator Award Program, which supports early-career investigators of exceptional creativity who propose high-risk, high-reward research projects. Rozario is an assistant professor with a joint appointment in the Franklin …