Publications by authors named "Brandon Macias"

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Prediction of Optic Disc Edema Progression During Spaceflight.
Katrina J Carter, Connor R Ferguson, Cambria S O'Grady, Matthew J Poczatek, Xi Chen, Brandon R Macias

JAMA Ophthalmol· November 2025

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Artificial Intelligence Deep Learning Models to Predict Spaceflight Associated Neuro-Ocular Syndrome.
Alex S Huang, Jalil Jalili, Evan Walker, Robert N Weinreb, Steven S Laurie, Brandon R Macias

Am J Ophthalmol· October 2025

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Optic Nerve Vasculature and Countermeasure Assessment in a Bedrest Analogue of Spaceflight-Associated Neuro-Ocular Syndrome.
Ye He, Rustum Karanjia, Xiaowei Zhang, Daniel Wanderer, Evan Walker, Brandon R Macias

Am J Ophthalmol· October 2025

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Analysis of Spaceflight-Associated Biometric and Refractive Changes in Astronauts.
Alexander A Svoronos, Cambria S O'Grady, Evan Walker, Natalie A Afshari, Brandon R Macias

Am J Ophthalmol· August 2025

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Daily use of countermeasures to prevent headward fluid shifts throughout 30 days of strict head-down tilt bed rest.
Steven S Laurie, Jason R Lytle, Sarah K Pickering, Matthew J Poczatek, Stuart M C Lee, Brandon R Macias

J Appl Physiol (1985)· August 2025

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Cardiovascular responses to standing with and without lower body compression garments after long-duration spaceflight.
Stuart M C Lee, Annelise Miller, L Christine Ribeiro, Marissa Rosenberg, Christopher A Miller, Brandon R Macias

J Appl Physiol (1985)· July 2025

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Normal variation in brain volumetrics, CSF dynamics, and ocular structures from magnetic resonance images of healthy participants over two years.
Katrina J Carter, Steven S Laurie, Katherine G Warthen, Stuart H Sater, Bryn A Martin, Brandon R Macias

J Appl Physiol (1985)· July 2025

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Aerobic Exercise and Subsequent Venoconstrictive Thigh Cuffs Preserve Cardiorespiratory Fitness but not Muscle Function after 30 Days of Bed Rest.
Leonhardt Berger, Edwin Mulder, Jochen Zange, Petra Frings-Meuthen, Timo Frett, Brandon Macias

Med Sci Sports Exerc· July 2025

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Arterial structure and function in the years after long-duration spaceflight.
Stuart M C Lee, L Christine Ribeiro, David S Martin, Steven S Laurie, Sara R Zwart, Brandon R Macias

J Appl Physiol (1985)· June 2025

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Spaceflight Associated Neuro-ocular Syndrome (SANS) and its countermeasures.
Tuan Nguyen, Joshua Ong, Tyson Brunstetter, C Robert Gibson, Brandon R Macias

Prog Retin Eye Res· May 2025

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Brain and cerebrospinal fluid 3D center of mass shift after spaceflight.
Katherine G Warthen, Stuart H Sater, Larry A Kramer, Khader M Hasan, Michael A Williams, Brandon R Macias

NPJ Microgravity· May 2025

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Mechanical countermeasures for spaceflight-associated neuro-ocular syndrome during 30-days of head down tilt bed rest: design, implementation, and tolerability.
Stefan Moestl, Laura De Boni, Jan-Niklas Hoenemann, Tilmann Kramer, Jan Schmitz, Brandon R Macias

Front Physiol· February 2025

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Artificial gravity: an effective countermeasure for microgravity-induced headward fluid shift?
Larry A Kramer, Khader M Hasan, Xu Zhang, Edwin Mulder, Darius A Gerlach, Brandon R Macias

J Appl Physiol (1985)· November 2024

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Impact of Daily Lower-Body Negative Pressure or Cycling Followed by Venous Constrictive Thigh Cuffs on Bedrest-Induced Orthostatic Intolerance.
Jan-Niklas Hönemann, Fabian Hoffmann, Laura de Boni, Peter Gauger, Edwin Mulder, Brandon R Macias

J Am Heart Assoc· November 2024

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Severe Spaceflight-Associated Neuro-Ocular Syndrome in an Astronaut With 2 Predisposing Factors.
Tyson J Brunstetter, Sara R Zwart, Keith Brandt, David M Brown, Simon J Clemett, Brandon R Macias

JAMA Ophthalmol· September 2024

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Self-Generated Lower Body Negative Pressure Exercise: A Low Power Countermeasure for Acute Space Missions.
Suhas Rao Velichala, Ryan D Kassel, Victoria Ly, Donald E Watenpaugh, Stuart M C Lee, Brandon R Macias

Life (Basel)· June 2024

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Jugular venous flow dynamics during acute weightlessness.
Karina Marshall-Goebel, Stuart M C Lee, Jason R Lytle, David S Martin, Christopher A Miller, Brandon R Macias

J Appl Physiol (1985)· May 2024

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Reply to Drs. Wostyn and Nedergaard.
Kate H Christian, Millennia Young, Edwin Mulder, Claudia Stern, Brandon R Macias

J Appl Physiol (1985)· May 2024

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Development of optic disc edema during 30 days of hypercapnic head-down tilt bed rest is associated with short sleep duration and blunted temperature amplitude.
Kate H Christian, Carla Petitti, Kyra Oretga-Schwartz, Edwin Mulder, Alexandra Noppe, Brandon R Macias

J Appl Physiol (1985)· April 2024

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Optic disc edema during strict 6° head-down tilt bed rest is related to one-carbon metabolism pathway genetics and optic cup volume.
Sara R Zwart, Brandon R Macias, Steven S Laurie, Connor Ferguson, Claudia Stern

Front Ophthalmol (Lausanne)· October 2023

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Combined effects of heavy ion exposure and simulated Lunar gravity on skeletal muscle.
Michael P Wiggs, Yang Lee, Kevin L Shimkus, Colleen I O'Reilly, Florence Lima, Brandon R Macias

Life Sci Space Res (Amst)· May 2023

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Author Response: The Posterior Displacement of the Bruch's Membrane Opening: A Surprising Finding in Spaceflight-Associated Neuro-Ocular Syndrome.
Patrick A Sibony, Steven S Laurie, Connor R Ferguson, Laura P Pardon, Millennia Young, Brandon R Macias

Invest Ophthalmol Vis Sci· May 2023

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Factors Associated With Optic Disc Edema Development During Spaceflight-Reply.
Laura P Pardon, Brandon R Macias

JAMA Ophthalmol· April 2023

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Ocular Deformations in Spaceflight-Associated Neuro-Ocular Syndrome and Idiopathic Intracranial Hypertension.
Patrick A Sibony, Steven S Laurie, Connor R Ferguson, Laura P Pardon, Millennia Young, Brandon R Macias

Invest Ophthalmol Vis Sci· March 2023

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Incidence and Progression of Chorioretinal Folds During Long-Duration Spaceflight.
Connor R Ferguson, Laura P Pardon, Steven S Laurie, Millennia H Young, C Robert Gibson, Brandon R Macias

JAMA Ophthalmol· February 2023

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