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The Behavioral Biology of Teams: Multidisciplinary Contributions to Social Dynamics in Isolated, Confined, and Extreme Environments.

Landon LB, Douglas GL, Downs ME, Greene MR, Whitmire AM, Zwart SR, Roma PG.

Front Psychol. 2019 Nov 21;10:2571. doi: 10.3389/fpsyg.2019.02571. eCollection 2019. Review.


Specific Immunologic Countermeasure Protocol for Deep-Space Exploration Missions.

Makedonas G, Mehta S, Choukèr A, Simpson RJ, Marshall G, Orange JS, Aunon-Chancellor S, Smith SM, Zwart SR, Stowe RP, Heer M, Ponomarev S, Whitmire A, Frippiat JP, Douglas GL, Krieger SS, Lorenzi H, Buchheim JI, Ginsburg GS, Ott CM, Downs M, Pierson D, Baecker N, Sams C, Crucian B.

Front Immunol. 2019 Oct 11;10:2407. doi: 10.3389/fimmu.2019.02407. eCollection 2019. No abstract available.


Use of Quantitative Computed Tomography to Assess for Clinically-relevant Skeletal Effects of Prolonged Spaceflight on Astronaut Hips.

Sibonga JD, Spector ER, Keyak JH, Zwart SR, Smith SM, Lang TF.

J Clin Densitom. 2019 Aug 26. pii: S1094-6950(19)30121-0. doi: 10.1016/j.jocd.2019.08.005. [Epub ahead of print]


Association of Genetics and B Vitamin Status With the Magnitude of Optic Disc Edema During 30-Day Strict Head-Down Tilt Bed Rest.

Zwart SR, Laurie SS, Chen JJ, Macias BR, Lee SMC, Stenger M, Grantham B, Carey K, Young M, Smith SM.

JAMA Ophthalmol. 2019 Aug 15. doi: 10.1001/jamaophthalmol.2019.3124. [Epub ahead of print]


The NASA Twins Study: A multidimensional analysis of a year-long human spaceflight.

Garrett-Bakelman FE, Darshi M, Green SJ, Gur RC, Lin L, Macias BR, McKenna MJ, Meydan C, Mishra T, Nasrini J, Piening BD, Rizzardi LF, Sharma K, Siamwala JH, Taylor L, Vitaterna MH, Afkarian M, Afshinnekoo E, Ahadi S, Ambati A, Arya M, Bezdan D, Callahan CM, Chen S, Choi AMK, Chlipala GE, Contrepois K, Covington M, Crucian BE, De Vivo I, Dinges DF, Ebert DJ, Feinberg JI, Gandara JA, George KA, Goutsias J, Grills GS, Hargens AR, Heer M, Hillary RP, Hoofnagle AN, Hook VYH, Jenkinson G, Jiang P, Keshavarzian A, Laurie SS, Lee-McMullen B, Lumpkins SB, MacKay M, Maienschein-Cline MG, Melnick AM, Moore TM, Nakahira K, Patel HH, Pietrzyk R, Rao V, Saito R, Salins DN, Schilling JM, Sears DD, Sheridan CK, Stenger MB, Tryggvadottir R, Urban AE, Vaisar T, Van Espen B, Zhang J, Ziegler MG, Zwart SR, Charles JB, Kundrot CE, Scott GBI, Bailey SM, Basner M, Feinberg AP, Lee SMC, Mason CE, Mignot E, Rana BK, Smith SM, Snyder MP, Turek FW.

Science. 2019 Apr 12;364(6436). pii: eaau8650. doi: 10.1126/science.aau8650.


Spaceflight-related ocular changes: the potential role of genetics, and the potential of B vitamins as a countermeasure.

Smith SM, Zwart SR.

Curr Opin Clin Nutr Metab Care. 2018 Nov;21(6):481-488. doi: 10.1097/MCO.0000000000000510. Review.


Immune System Dysregulation During Spaceflight: Potential Countermeasures for Deep Space Exploration Missions.

Crucian BE, Choukèr A, Simpson RJ, Mehta S, Marshall G, Smith SM, Zwart SR, Heer M, Ponomarev S, Whitmire A, Frippiat JP, Douglas GL, Lorenzi H, Buchheim JI, Makedonas G, Ginsburg GS, Ott CM, Pierson DL, Krieger SS, Baecker N, Sams C.

Front Immunol. 2018 Jun 28;9:1437. doi: 10.3389/fimmu.2018.01437. eCollection 2018. Review.


Dietary acid load and bone turnover during long-duration spaceflight and bed rest.

Zwart SR, Rice BL, Dlouhy H, Shackelford LC, Heer M, Koslovsky MD, Smith SM.

Am J Clin Nutr. 2018 May 1;107(5):834-844. doi: 10.1093/ajcn/nqy029.


Increased core body temperature in astronauts during long-duration space missions.

Stahn AC, Werner A, Opatz O, Maggioni MA, Steinach M, von Ahlefeld VW, Moore A, Crucian BE, Smith SM, Zwart SR, Schlabs T, Mendt S, Trippel T, Koralewski E, Koch J, Choukèr A, Reitz G, Shang P, Röcker L, Kirsch KA, Gunga HC.

Sci Rep. 2017 Nov 23;7(1):16180. doi: 10.1038/s41598-017-15560-w.


Effects of short-term mild hypercapnia during head-down tilt on intracranial pressure and ocular structures in healthy human subjects.

Laurie SS, Vizzeri G, Taibbi G, Ferguson CR, Hu X, Lee SMC, Ploutz-Snyder R, Smith SM, Zwart SR, Stenger MB.

Physiol Rep. 2017 Jun;5(11). pii: e13302. doi: 10.14814/phy2.13302.


Astronaut ophthalmic syndrome.

Zwart SR, Gibson CR, Gregory JF, Mader TH, Stover PJ, Zeisel SH, Smith SM.

FASEB J. 2017 Sep;31(9):3746-3756. doi: 10.1096/fj.201700294. Epub 2017 May 25.


Excretion of Zinc and Copper Increases in Men during 3 Weeks of Bed Rest, with or without Artificial Gravity.

Heacox HN, Gillman PL, Zwart SR, Smith SM.

J Nutr. 2017 Jun;147(6):1113-1120. doi: 10.3945/jn.117.247437. Epub 2017 May 10.


Effects of high-protein intake on bone turnover in long-term bed rest in women.

Heer M, Baecker N, Frings-Meuthen P, Graf S, Zwart SR, Biolo G, Smith SM.

Appl Physiol Nutr Metab. 2017 May;42(5):537-546. doi: 10.1139/apnm-2016-0292. Epub 2017 Jan 19.


High dietary iron increases oxidative stress and radiosensitivity in the rat retina and vasculature after exposure to fractionated gamma radiation.

Theriot CA, Westby CM, Morgan JLL, Zwart SR, Zanello SB.

NPJ Microgravity. 2016 May 5;2:16014. doi: 10.1038/npjmgrav.2016.14. eCollection 2016.


Magnesium and Space Flight.

Smith SM, Zwart SR.

Nutrients. 2015 Dec 8;7(12):10209-22. doi: 10.3390/nu7125528.


Bone metabolism and renal stone risk during International Space Station missions.

Smith SM, Heer M, Shackelford LC, Sibonga JD, Spatz J, Pietrzyk RA, Hudson EK, Zwart SR.

Bone. 2015 Dec;81:712-720. doi: 10.1016/j.bone.2015.10.002. Epub 2015 Oct 8.


Genotype, B-vitamin status, and androgens affect spaceflight-induced ophthalmic changes.

Zwart SR, Gregory JF, Zeisel SH, Gibson CR, Mader TH, Kinchen JM, Ueland PM, Ploutz-Snyder R, Heer MA, Smith SM.

FASEB J. 2016 Jan;30(1):141-8. doi: 10.1096/fj.15-278457. Epub 2015 Aug 27.


Space Environmental Factor Impacts upon Murine Colon Microbiota and Mucosal Homeostasis.

Ritchie LE, Taddeo SS, Weeks BR, Lima F, Bloomfield SA, Azcarate-Peril MA, Zwart SR, Smith SM, Turner ND.

PLoS One. 2015 Jun 17;10(6):e0125792. doi: 10.1371/journal.pone.0125792. eCollection 2015.


Body mass changes during long-duration spaceflight: response.

Zwart SR, Launius RD, Coen GK, Morgan JL, Charles JB, Smith SM.

Aviat Space Environ Med. 2014 Dec;85(12):1229-30. No abstract available.


Body mass changes during long-duration spaceflight.

Zwart SR, Launius RD, Coen GK, Morgan JL, Charles JB, Smith SM.

Aviat Space Environ Med. 2014 Sep;85(9):897-904. doi: 10.3357/ASEM.3979.2014.


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