Researchers at the Washington University School of Medicine in St. Louis recently published a study focusing on Doug Whitney, 76, who lives near Seattle.<\/p>\n
He has a rare inherited genetic mutation<\/a> in the presenilin 2 (PSEN2) gene, which virtually guarantees early-onset Alzheimer\u2019s.<\/p>\n STUDY REVEALS WHY \u2018SUPER AGERS\u2019 MAINTAIN \u2018OUTSTANDING MEMORY\u2019 INTO THEIR 80S<\/a><\/p>\n All of Whitney\u2019s family members who inherited the gene have experienced cognitive decline starting in their early 50s or sooner, according to a WashU press release.<\/p>\n Whitney, however, shows no signs of mental decline. WashU researchers wondered if the reason for his continued cognitive health could help protect others against the disease.<\/p>\n Doug Whitney, Alzheimer’s research participant, appeared to be destined to develop Alzheimer\u2019s disease \u2014 but against all genetic odds, he has eluded the common dementia for decades. (UWash Medicine\/Megan Farmer)<\/p>\n In a study published in the journal Nature Medicine, the researchers analyzed his genetic data and brain scans, identifying “changes in genes and proteins” that could explain how he has defied the odds to remain mentally sharp<\/a>.<\/p>\n The researchers also discovered that Whitney\u2019s brain had virtually no buildup of tau, the hallmark protein that signals the onset of cognitive decline.<\/p>\n NEW MRI BRAIN SCAN PREDICTS ALZHEIMER’S RISK YEARS BEFORE SYMPTOMS DEVELOP<\/a><\/p>\n “These extensive studies indicate a remarkable resistance to tau pathology and neurodegeneration,” said senior study author Randall J. Bateman, M.D., the Charles F. and Joanne Knight Distinguished Professor of Neurology at WashU Medicine, in the press release.<\/p>\n Urged by his cousin, Whitney first came to WashU in 2011 to participate in a study focused on families with inherited forms of Alzheimer\u2019s, as many of his relatives had developed early-onset disease. At the time, he believed he did not have the gene.<\/p>\n “He actually was able to escape the expected course of the disease.”<\/p>\n Whitney\u2019s mother was one of 14 children, nine of whom had the Alzheimer\u2019s gene. Ten of them died before they were 60. Whitney\u2019s own brother developed the disease before dying at age 55.<\/p>\n “I was 61 at the time \u2014 well past the age where it should have onset,” he told Fox News Digital during an on-camera interview. “But they tested me, and lo and behold, I did have the gene. I was amazed.”<\/p>\n In a study published in the journal Nature Medicine, the researchers analyzed Whitney’s genetic data and brain scans. (UWash Medicine\/Megan Farmer)<\/p>\n The researchers were just as “confounded,” Whitney recalled.\u00a0<\/p>\n “They tested me<\/a> three times to make sure that there wasn’t some slip-up. But it’s true. I had the gene. And now I’m 76 years old and still haven’t had any symptoms.”<\/p>\n Cognitive clues<\/p>\n Jorge Llibre-Guerra, M.D., an assistant professor of neurology and co-first author of the study, echoed that it was a “big surprise” to learn that Whitney was a carrier of the genetic mutation \u2014 officially known as an “exceptional resilience mutation carrier.”<\/p>\n “He actually was able to escape the expected course of the disease,” he said in the release.<\/p>\n OMEGA-3 MAY HELP TO PROTECT WOMEN FROM ALZHEIMER\u2019S DISEASE, NEW STUDY SAYS<\/a><\/p>\n Now, in this most recent study, the WashU researchers aimed to explore potential reasons for Whitney\u2019s absence of Alzheimer\u2019s.<\/p>\n “If we are able to uncover the mechanism behind this resilience, we could try to replicate it with a targeted therapy designed to delay or prevent the onset of Alzheimer\u2019s, leveraging the same protective factors<\/a> that have kept Mr. Whitney from developing this disease to benefit others,” said Llibre-Guerra.<\/p>\n Doug and Ione Whitney often work on puzzles together to help maintain mental sharpness. (UWash Medicine\/Megan Farmer)<\/p>\n Those who have the PSEN2 mutation tend to have an “over-production” of amyloid protein, which builds up in the brain<\/a> during the first stage of Alzheimer\u2019s, according to the researchers.\u00a0<\/p>\n In the second stage, as symptoms of cognitive decline begin, there is typically a buildup of tau protein in the brain.<\/p>\n ‘MISSING LINK’ TO ALZHEIMER’S DISEASE FOUND IN STUDY OF HUMAN BRAIN TISSUE<\/a><\/p>\n In Whitney\u2019s case, brain scans showed a “significant accumulation” of amyloid, but almost a complete absence of tau.<\/p>\n One theory for how Whitney may have escaped his genetic fate stems from his time in the Navy<\/a>.<\/p>\n The researchers discovered that Whitney\u2019s brain (not pictured) had virtually no buildup of tau, the hallmark protein that signals the onset of cognitive decline. (AP Photo\/Evan Vucci, File)<\/p>\n When the researchers analyzed Whitney\u2019s cerebrospinal fluid, they found a “a significantly higher-than-normal level” of “heat shock” proteins, protective molecules that cells produce when they\u2019re under stress, including high heat exposure<\/a>.<\/p>\n During his many years of working as a shipboard mechanic in the Navy, Whitney was exposed to high temperatures for extended periods of time.<\/p>\n DEMENTIA RISK SLASHED WITH ONE COMMON HEALTH INTERVENTION, STUDY FINDS<\/a><\/p>\n “In the engine room of ships, the temperatures \u2026 would range from 100 to 110 degrees, for four hours at a time,” he told Fox News Digital. “They concluded that possibly there was some gene or protein that could mutate and protect me genetically from the disease.”<\/p>\n “We don\u2019t yet understand how or if heat shock proteins may be mediating the effect,” Llibre-Guerra noted in the release. “However, in this case, they may be involved in preventing aggregation and misfolding of tau proteins, but we do not know for sure.”<\/p>\n “They tested me three times to make sure that there wasn’t some slip-up. But it’s true. I had the gene. And now I’m 76 years old and still haven’t had any symptoms,” Whitney said. (REUTERS\/Brian Snyder\/File photo)<\/p>\n The research was supported in part by the Dominantly Inherited Alzheimer Network, the National Institute on Aging and the Alzheimer\u2019s Association, among others.<\/p>\n \u2018It\u2019s my calling\u2019<\/p>\n To help him stay sharp, Whitney often does crossword puzzles and Sudoko along with his wife.<\/p>\n “I think I\u2019m pretty healthy at 76,” he said. “I\u2019m pretty active<\/a>, and I hardly have any medications to take.”<\/p>\n CLICK HERE TO GET THE FOX NEWS APP<\/a><\/p>\n For those who are experiencing symptoms, Whitney recommends contacting the Alzheimer’s Association.<\/p>\n “Get into research as soon as possible \u2014 the earlier you get in, the better chance you have,” he said. “Don’t give up. Nobody’s alone out there anymore. There are lots of people waiting to help you.”<\/p>\n “Looking at the advances they’ve made over the last 14 years \u2014 it\u2019s amazing,” Whitney said. “It’s imperative that we keep going.” (iStock)<\/p>\n Whitney said he is optimistic about the future of Alzheimer\u2019s treatment<\/a>.<\/p>\n “Looking at the advances they’ve made over the last 14 years \u2014 it\u2019s amazing,” he said. “It’s imperative that we keep going.”<\/p>\n CLICK HERE TO SIGN UP FOR OUR HEALTH NEWSLETTER<\/a><\/p>\n Llibre-Guerra said he\u2019s hopeful that the insights gleaned from Whitney\u2019s case will spark broader studies \u2014 in both people and animals \u2014 aimed at uncovering the biological secrets<\/a> behind his resistance to Alzheimer\u2019s.<\/p>\n “As long as they need me, I\u2019ll be here. I\u2019m in it for the long haul.”<\/p>\n “We have made all of the data we have available, as well as the tissue samples,” he said. “If researchers want to request those to do additional analysis<\/a>, that\u2019s something we would welcome.”<\/p>\n Whitney said he is committed to helping advance Alzheimer\u2019s research, which his wife refers to as his “third career.”<\/p>\n![\"Doug](\"https:\/\/www.newsbeep.com\/us\/wp-content\/uploads\/2025\/10\/doug-whitney-alzheimers-study-participant.jpg\")
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