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Deborah Stull

Science News Editor
  • debstull@upenn.edu
  • deb stull
    Articles from Deborah Stull
    Penn’s newest supercomputer is transforming research
    People in hallway surrounded by computing equipment.

    The "PARCCitect" team seeing the Betty supercomputer for the first time.

    (Image: Ken Chaney)

    Penn’s newest supercomputer is transforming research

    Penn’s first campus-wide HPC and AI cluster, “Betty,” is expanding access to powerful computing, enabling groundbreaking projects, and fostering new collaborations across disciplines.

    4 min. read

    Stress tested, testing stress: Novel organoid models how the adrenal gland develops
    Michinori Mayama (left) is showing a culture dish to Kotaro Sasaki (right) in a lab.

    Michinori Mayama (left) and Kotaro Sasaki (right). 

    (Image: Courtesy of Kotaro Sasaki)

    Stress tested, testing stress: Novel organoid models how the adrenal gland develops

    Researchers led by Penn Vet’s Kotaro Sasaki and Michinori Mayama have developed an organoid system that faithfully mimics how the human adrenal gland develops and forms complex tissue structures, providing a powerful tool to study adrenal biology and laying the groundwork for regenerative therapies targeting adrenal diseases.

    3 min. read

    Targeting tumor supporting cells: Advancing CAR T success in pancreatic cancer
    Pancreatic cancer cells.

    Image: Nemes Laszlo/Science Photo Library via Getty Images

    Targeting tumor supporting cells: Advancing CAR T success in pancreatic cancer

    Research led by Penn Vet’s Ellen Puré has used lipid nanoparticles to generate CAR T cells directed at a type of tumor support cells—cancer-associated fibroblasts—melting away the protective barrier around pancreatic tumor cells and paving the way for a potentially safer, more accessible, and cost-effective method to treat solid tumors.

    3 min. read

    A stiff defense: Rethinking gum disease
    A section of healthy human gum tissue captured using an imaging technique called Second Harmonic Generation microscopy. In this sample, collagen fibers (shown in yellow), which give healthy gums their firm, resilient stiffness, are dense and well-organized—acting as a supportive scaffold for the surrounding cells (shown in teal).

    A section of healthy human gum tissue captured using an imaging technique called Second Harmonic Generation microscopy. In this sample, collagen fibers (shown in yellow), which give healthy gums their firm, resilient stiffness, are dense and well-organized—acting as a supportive scaffold for the surrounding cells (shown in teal).

    (Image: Hardik Makkar)

    A stiff defense: Rethinking gum disease

    Penn Dental Medicine’s Kyle H. Vining and Hardik Makkar take a biomaterials approach to understanding periodontal disease, using a hydrogel system to investigate how the physical properties of the gum tissue impact inflammation.

    3 min. read

    David Meaney on Penn’s research enterprise
    David Meaney leaning against a door in Penn's College Hall.

    David Meaney, Penn’s vice provost for research.

    nocred

    David Meaney on Penn’s research enterprise

    Penn Today spoke with David Meaney, vice provost for research, about research at Penn—its current focus and plans for its growth and evolution in the continued quest to help make lives better.

    4 min. read

    Novel plant-based approach to a better, cheaper GLP-1 delivery system
    Three researchers in a greenhouse full of lettuce heads.

    Researchers, including Rahul Singh (left), in the Daniell lab’s greenhouse where the production of clinical grade transgenic lettuce occurs.

    (Image: Henry Daniell)

    Novel plant-based approach to a better, cheaper GLP-1 delivery system

    Research led by Penn Dental’s Henry Daniell investigates the use of a lettuce-based, plant-encapsulated delivery platform as a new oral delivery of two GLP-1 drugs previously approved by the FDA in injectable form.

    3 min. read

    Beating the heat: Designing cooling for bodies in motion
    Two workers in a lab working on cooling structures.

    nocred

    Beating the heat: Designing cooling for bodies in motion

    Dorit Aviv, director of Weitzman’s Thermal Architecture Lab, studies how humans, technology, and design intersect, paving the way for the development of novel approaches to cooling people efficiently.

    5 min. read

    Planning ahead in an age of longevity
    An elderly person holding a baby while blowing out candles on a birthday cake.

    Image: Daniel Balakov via Getty Images

    Planning ahead in an age of longevity

    Tamara J. Cadet of the School of Social Policy & Practice discusses strategies for preparing—financially and physically— for an extended lifespan.

    3 min. read

    Can aging be treated at the cellular level?
    A microscope with a slide.

    Image: Wladimir Bulgar via Getty Images

    Can aging be treated at the cellular level?

    Penn researchers Shelley Berger and Esra Sahingur explain senescence, the process of cellular aging, and discuss the complexities of developing anti-aging therapies that target these cells.

    4 min. read

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