Source References
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the Black Book :projects, George Freeney Jr, Susan Pirtle: Black Book: African American Extant Family Recalls and Archives
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- Date: 2023
- Page: 1; Genetic Citation: George Edward Freeney Jr; (George Jones) NCAA; Olympic Trial; Athlete
- Confidence: Very High
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Citation:
George Edward Freeney Jr., an accomplished athlete, was awarded a full Track and Field scholarship at the University of Arkansas as a 110 and 400-meter hurdler. In 1987, he achieved the remarkable feat of qualifying for the 1988 Olympic Trials. However, his Olympic dreams were dashed when he suffered a ruptured Achilles tendon at a non-conference meet while competing at the University of Kansas in the same year.
Despite the injury, Freeney displayed tremendous resilience and continued to compete. However, it is acknowledged that the injury had a lasting impact on his athletic abilities, and he was never able to regain his previous level of performance.
The ACTN3 R577X variant has been found to be more prevalent in elite sprinters who are associated with fast-twitch muscle fibers. Fast-twitch muscle fibers are responsible for generating quick and powerful bursts of force, which are crucial for sprinting and other high-intensity activities. The absence of α-actinin-3 in these muscle fibers may contribute to differences in muscle performance, potentially providing advantages in activities requiring explosive power.
George Edward FREENEY Jr. Gene: ACTN3
Build 37 Elite Athlete Type II Fast Muscle 11 ACTN3, ARG577TER rs1815739 66328095 C or T CT
Build 38 Elite Athlete Type II Fast Muscle 11 ACTN3, ARG577TER rs1815739 66560624 C or T CT
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References
- 1; Genetic Citation: George Edward Freeney Jr; (George Jones) NCAA; Olympic Trial; Athlete