News Articles

    Progress toward a stem cell–based therapy for blindness

    A multi-institutional effort led by researchers at Penn Vet is taking steps to develop an effective technique to regenerate photoreceptors cells and restore sight in people with vision disorders.

    A newly identified stem cell regulator enables lifelong sperm production

    Research led by Dr. Jeremy Wang has discovered that the enzyme DOT1L, a stem cell renewal factor, is essential for mice to produce sperm throughout their adult lives.

    Frozen testicular tissue still viable after 20 years

    A new study in rats has shown that male testis tissue that is cryopreserved can be reimplanted after more than 20 years and will go on to make viable sperm.

    From a pandemic, scientific insights poised to impact more than just COVID-19

    Pivoting to study SARS-CoV-2, many scientists on campus have launched new research projects that address the challenges of the pandemic but also prepare us to confront future challenges.

    COVID in a cat

    A report led by Penn Vet’s Dr. Elizabeth Lennon and colleagues has confirmed what is believed to be the first published account of the delta variant of SARS-CoV-2 in a house…

    Revealing the mysterious biology of a fundamental process: reproduction

    New findings from the lab of Dr. P. Jeremy Wang shed light on the cell division process that creates eggs and sperm, recurrent pregnancy loss, and the mechanism by which…

    Pinpointing how cancer cells turn aggressive

    Penn scientists have developed a new method for tracing the lineage and gene expression patterns of metastatic cancer at the single-cell level.

    Blocking viruses’ exit strategy

    The Marburg virus, a relative of the Ebola virus, causes a serious, often-fatal hemorrhagic fever. Transmitted by the African fruit bat and by direct human-to-human contact, Marburg virus disease currently…

    Amazing Cows Hold Promise in Pioneering Sustainable Food Systems of the Future

    In today’s climate change narrative, animal-based agriculture often endures criticism for its alleged contributions to the global problem. With some naysayers ranking the industry second only to the population explosion…

    Navigating cytokine storms

    It’s a trajectory followed by many who experience a severe case of COVID-19: They feel poorly for a few days, improve over a day or two and then, a week…

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