Alzheimer’s disease is one of the most devastating health challenges of our time. It slowly robs people of their memory, independence, and identity, affecting not only patients but also their families and caregivers. Despite decades of research, we still do not have a cure, which is why scientists are working hard to uncover the hidden mechanisms that drive this disease and find new ways to counteract it.
As a Fulbright Student at the University of Kansas School of Pharmacy, I research the tiny powerhouses inside brain cells — mitochondria. These structures produce the energy that neurons need to survive and communicate with one another. In Alzheimer’s disease, mounting evidence shows that mitochondria do not function properly, and without enough energy, brain cells begin to weaken, lose their connections, and eventually die.
My project specifically investigates the mitochondria of microglia — the brain’s immune cells, and how they interact with overall mitochondrial function in Alzheimer’s disease. Microglia are normally protective, clearing away harmful debris to help maintain brain health. However, in Alzheimer’s, they often become overactivated, shifting their behavior in ways that may accelerate disease progression. I aim to understand how changes in mitochondrial health and energy metabolism drive this transformation.
To study this, I work with transgenic mouse models of Alzheimer’s disease, which allow us to mimic key features of the condition in a controlled setting. My research combines molecular biology and proteomics (large-scale protein analysis) with advanced microscopy and even neurosurgical techniques, performing cranial window surgeries that enable us to monitor mitochondria and microglia directly in living brain tissue. This integrated approach lets us track mitochondrial activity, map out which proteins are altered, and pinpoint how energy metabolism shifts as the disease progresses.
Alzheimer’s is not just a medical issue; it is a societal one. Millions of people worldwide are currently living with the disease, and the number is expected to rise sharply as populations age. The cost of care places a heavy burden on healthcare systems, families, and economies. By shedding light on the earliest cellular changes that spark Alzheimer’s, my research could help pave the way for treatments that slow or even prevent the disease before symptoms appear.
This work also carries a broader impact as energy metabolism is a universal process, relevant to many conditions beyond Alzheimer’s — including Parkinson’s disease, diabetes, and even cancer. The tools and insights we develop in this project may inform breakthroughs in other fields of medicine.
On a personal level, this journey has been transformative. Growing up in Egypt, I was fascinated by the mysteries of the brain. The Fulbright Program has given me the opportunity to pursue this passion at an international level while contributing to the global effort against Alzheimer’s. Being part of a research community that spans cultures and disciplines reminds me that science is not only about discovery, it is about hope, collaboration, and impact.
As I complete this master’s project, my ultimate goal is to carry over what I have learned into a career as a neuroscientist. I hope that my work will contribute to a future where Alzheimer’s disease is no longer a fatal life sentence, but a challenge we can overcome with knowledge, innovation, and compassion.
Khloud is a 2024 Fulbright Foreign Student from Egypt pursuing a Master of Science in Pharmacology and Toxicology at the University of Kansas.
