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Frozen testicular tissue still viable after 20 years
Frozen testicular tissue still viable after 20 years
Many pediatric cancer treatments, though lifesaving, can compromise future fertility. In a new study in rodents, researchers from the School of Veterinary Medicine showed that testicular tissue frozen for more than 20 years could give rise to sperm.
With plants as a model, studying the ‘complexity and reproducibility’ of developmental biology
With plants as a model, studying the ‘complexity and reproducibility’ of developmental biology
In his first year at Penn, biologist Aman Husbands is busy working on projects aimed at illuminating the molecular mechanisms that govern plant development.
In the Galápagos, training community scientists to monitor water quality
In the Galápagos, training community scientists to monitor water quality
Both dense human populations and a plethora of wildlife can pose a challenge to marine and public health in the Galápagos Islands. With portable, user-friendly PCR technology, Penn faculty and students are training local scientists and school children to perform water quality research.
How one inflammatory disorder exacerbates another
How one inflammatory disorder exacerbates another
Researchers from the School of Dental Medicine and colleagues from Dresden, Germany demonstrate that an association between conditions such as severe gum disease and arthritis is traceable to the bone marrow.
The Clean Water Act at 50
The Clean Water Act at 50
Approaching the half-century mark of this landmark piece of environmental legislation, Penn students, staff, and faculty share their reflections on its legacy, both strengths and shortcomings.
Regulating the regulators of the immune system
Regulating the regulators of the immune system
Research led by School of Veterinary Medicine scientists reveals a new layer of complexity with which the immune system finds a balance between controlling pathogens and protecting healthy tissue.
Earth Week offers immersive opportunities to connect with nature
Earth Week offers immersive opportunities to connect with nature
Organized by Penn Sustainability, Earth Week, with nearly 50 events running April 17-24, offers a diverse slate of both in-person and online chances to learn about and engage with the environment.
Revising the lifecycle of an important human parasite
Revising the lifecycle of an important human parasite
Researchers from Boris Striepen’s lab in the School of Veterinary Medicine tracked Cryptosporidium in real time, creating a new paradigm for how the widespread parasite reproduces in a host.
The changing face of portraiture at Penn
The changing face of portraiture at Penn
Efforts around campus aim to diversify those honored in portraits and rethink how to approach representation through art.
Lead toxicity risk factors in Philadelphia
Lead toxicity risk factors in Philadelphia
Two studies identify factors that correlate with high blood-lead levels in children, pointing to ongoing environmental justice issues that disproportionately fall on children of color and poorer communities in the city.