Shanna Hamilton
@S_HamiltonLab
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Assistant Professor at @uarizona @uarizonacmm studying calcium signaling and heart disease 🫀🔬 @musclecardiac @bcvsearlycareer Views my own, not my employer's
Joined February 2023
Excited to share our new work is out in @CircRes ! We show, for the first time, that intermembrane space (IMS) calcium in the mitochondria of cardiac myocytes does not just follow cytosolic calcium! We demonstrate that calcium in the IMS is significant; RyR2 hyperactivity
ahajournals.org
BACKGROUND: Mitochondrial dysfunction caused by abnormally high RyR2 (ryanodine receptor) activity is a common finding in cardiovascular diseases. Mechanisms linking RyR2 gain of function with...
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2/4 Highlight include: Increased Intermembrane Space [Ca2+] Drives Mitochondrial Structural Damage in CPVT by @S_HamiltonLab et al
ahajournals.org
BACKGROUND: Mitochondrial dysfunction caused by abnormally high RyR2 (ryanodine receptor) activity is a common finding in cardiovascular diseases. Mechanisms linking RyR2 gain of function with...
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Busy few weeks! Thank so much to Mark Nelson, @MaryCushmanMD @uvmcvri as well as Dave Warshaw and @MCaporizzo for the honor and for having me out. @UVMLarnerMed
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Thank you to @LuisGonano and Cecilia Mundiña-Weilenmann for their editorial on our recent @CircRes paper! More to come on the intermembrane space... https://t.co/Z1Rm85hABg
ahajournals.org
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We are seeking applications for the James D Potter Postdoctoral Scholarship, and the R John Solaro Early Career Faculty Scholarship, awarded at The Cardiac Muscle Society Meeting and Reception, Feb 22 2026 in SF. If you work on cardiac muscle, and are early career faculty or
We are accepting applications to the 2026 Early Career Short Talk Competition. Early faculty (up to Assistant Professor) and post-docs are encouraged to apply!! For more information visit: https://t.co/4ZQoGGSagu
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Check out our new review! @DATerentyev Small‐conductance Ca2⁺‐activated K⁺ channels in cardiac excitation–contraction coupling: Bridging mitochondria, sarcolemma and antiarrhythmic therapy - Terentyev - The Journal of Physiology - Wiley Online Library
physoc.onlinelibrary.wiley.com
Abstract figure legend Mitochondrial SK channel enhancement reduces cardiac arrhythmia trigger. Spontaneous sarcoplasmic reticulum (SR) Ca2+ release via hyperactive RyR2s underlies an increased...
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This is TODAY! Please join us.
Please join us for the next CMS-ECC Online Seminar on Friday, December 5, 2025, 1:00 PM Eastern Time (US & Canada). Register here: https://t.co/RxmqZvhMwF After registering, you will receive a confirmation email with information to join the meeting.
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We are very excited for this seminar by Dr. Kranias!! Please join us.
Please join us for the next CMS-ECC Online Seminar on Friday, December 5, 2025, 1:00 PM Eastern Time (US & Canada). Register here: https://t.co/RxmqZvhMwF After registering, you will receive a confirmation email with information to join the meeting.
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Please join us for the next CMS-ECC Online Seminar on Friday, December 5, 2025, 1:00 PM Eastern Time (US & Canada). Register here: https://t.co/RxmqZvhMwF After registering, you will receive a confirmation email with information to join the meeting.
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Join us for the 66th Annual Meeting and Reception of the Cardiac Muscle Society in San Francisco, California! Register here: https://t.co/EhM9jpYGIj
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REMINDER! This is today, in 30 minutes time! 1PM EST. Join us!
Please join us for the next CMS-ECC Online Seminar on Friday, November 7, 2025, 1:00 PM Eastern Time (US & Canada). Register here: https://t.co/OU9BuhKWcJ After registering, you will receive a confirmation email with information to join the meeting.
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Happy Halloween from Ham lab members Brett and Sage! 🎃
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Please join us for the next CMS-ECC Online Seminar on Friday, November 7, 2025, 1:00 PM Eastern Time (US & Canada). Register here: https://t.co/OU9BuhKWcJ After registering, you will receive a confirmation email with information to join the meeting.
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Arizona has a vibrant physiology community, and the @azphysiology conference last week was exceptional. Congratulations to @Shirin_Dor @uazmedtcrc for putting together such an great event. Thank you for having me, and for such a thoughful gift.
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Excited for AZPS tomorrow, and honored to share our work! #AZPS
📣 Registration is still open for the AZPS Conference, happening tomorrow Oct 17–18! Don’t miss a great weekend of physiology, networking, and distinguished keynote talks. 🔗 View the full program + register now: https://t.co/0gNHrqkBzN
#AZPS2025 #Physiology
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This is TODAY at 1 PM EST/10 AM PST! Please join us! Link below @MuscleCardiac @FranAlvarado01
📢🫀 Join us in two weeks to hear from Dr. Chen Gao from the University of Cincinnati about post-transcriptional cardiac gene regulation! Free to all, just follow the link below to register!
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📢🫀 Join us in two weeks to hear from Dr. Chen Gao from the University of Cincinnati about post-transcriptional cardiac gene regulation! Free to all, just follow the link below to register!
Please join us for the next CMS-ECC Online Seminar on Friday, October 3, 2025, 1:00 PM Eastern Time (US & Canada). Register here: https://t.co/koeJyD2vTA After registering, you will receive a confirmation email with a calendar invite and information to join the meeting.
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Grateful for the award and the opportunity to share our work with the AZ community! Hope to see you there.
📢 Join us for the Arizona Physiological Society Annual Meeting! Connect with researchers, share your science, and explore the latest in physiology. 🧠💉🧬 📅 Oct 17-18, 2025 | 📍 Phoenix, AZ Follow us on BluSky 🔗 @azphysiology.bsky.social
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