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Pharmacologic fibroblast reprogramming into photoreceptors restores vision 期刊论文
NATURE, 2020, 581 (7806) : 83-+
作者:  Jiang, Mingkai;  Medlyn, Belinda E.;  Drake, John E.;  Duursma, Remko A.;  Anderson, Ian C.;  Barton, Craig V. M.;  Boer, Matthias M.;  Carrillo, Yolima;  Castaneda-Gomez, Laura;  Collins, Luke;  Crous, Kristine Y.;  De Kauwe, Martin G.;  dos Santos, Bruna M.;  Emmerson, Kathryn M.;  Facey, Sarah L.;  Gherlenda, Andrew N.;  Gimeno, Teresa E.;  Hasegawa, Shun;  Johnson, Scott N.;  Kannaste, Astrid;  Macdonald, Catriona A.;  Mahmud, Kashif;  Moore, Ben D.;  Nazaries, Loic;  Neilson, Elizabeth H. J.;  Nielsen, Uffe N.;  Niinemets, Ulo;  Noh, Nam Jin;  Ochoa-Hueso, Raul;  Pathare, Varsha S.;  Pendall, Elise;  Pihlblad, Johanna;  Pineiro, Juan;  Powell, Jeff R.;  Power, Sally A.;  Reich, Peter B.;  Renchon, Alexandre A.;  Riegler, Markus;  Rinnan, Riikka;  Rymer, Paul D.;  Salomon, Roberto L.;  Singh, Brajesh K.;  Smith, Benjamin;  Tjoelker, Mark G.;  Walker, Jennifer K. M.;  Wujeska-Klause, Agnieszka;  Yang, Jinyan;  Zaehle, Soenke;  Ellsworth, David S.
收藏  |  浏览/下载:45/0  |  提交时间:2020/07/03

Photoreceptor loss is the final common endpoint in most retinopathies that lead to irreversible blindness, and there are no effective treatments to restore vision(1,2). Chemical reprogramming of fibroblasts offers an opportunity to reverse vision loss  however, the generation of sensory neuronal subtypes such as photoreceptors remains a challenge. Here we report that the administration of a set of five small molecules can chemically induce the transformation of fibroblasts into rod photoreceptor-like cells. The transplantation of these chemically induced photoreceptor-like cells (CiPCs) into the subretinal space of rod degeneration mice (homozygous for rd1, also known as Pde6b) leads to partial restoration of the pupil reflex and visual function. We show that mitonuclear communication is a key determining factor for the reprogramming of fibroblasts into CiPCs. Specifically, treatment with these five compounds leads to the translocation of AXIN2 to the mitochondria, which results in the production of reactive oxygen species, the activation of NF-kappa B and the upregulation of Ascl1. We anticipate that CiPCs could have therapeutic potential for restoring vision.


A set of five small molecules can induce the transformation of fibroblasts into rod photoreceptor-like cells, which can partially restore pupil reflex and visual function when transplanted into a rod degeneration mouse model.


  
Migratory divides coincide with reproductive barriers across replicated avian hybrid zones above the Tibetan Plateau 期刊论文
ECOLOGY LETTERS, 2020, 23 (2) : 231-241
作者:  Scordato, Elizabeth S. C.;  Smith, Chris C. R.;  Semenov, Georgy A.;  Liu, Yu;  Wilkins, Matthew R.;  Liang, Wei;  Rubtsov, Alexander;  Sundev, Gomboobaatar;  Koyama, Kazuo;  Turbek, Sheela P.;  Wunder, Michael B.;  Stricker, Craig A.;  Safran, Rebecca J.
收藏  |  浏览/下载:9/0  |  提交时间:2020/07/02
Barn swallow  hybrid zone  migration  migratory divide  reproductive isolation  speciation  
Migratory divides coincide with reproductive barriers across replicated avian hybrid zones above the Tibetan Plateau 期刊论文
ECOLOGY LETTERS, 2020, 23 (2) : 231-241
作者:  Scordato, Elizabeth S. C.;  Smith, Chris C. R.;  Semenov, Georgy A.;  Liu, Yu;  Wilkins, Matthew R.;  Liang, Wei;  Rubtsov, Alexander;  Sundev, Gomboobaatar;  Koyama, Kazuo;  Turbek, Sheela P.;  Wunder, Michael B.;  Stricker, Craig A.;  Safran, Rebecca J.
收藏  |  浏览/下载:7/0  |  提交时间:2020/02/17
Barn swallow  hybrid zone  migration  migratory divide  reproductive isolation  speciation  
The NASA Twins Study: A multidimensional analysis of a year-long human spaceflight 期刊论文
SCIENCE, 2019, 364 (6436) : 144-+
作者:  Garrett-Bakelman, Francine E.;  Darshi, Manjula;  Green, Stefan J.;  Gur, Ruben C.;  Lin, Ling;  Macias, Brandon R.;  McKenna, Miles J.;  Meydan, Cem;  Mishra, Tejaswini;  Nasrini, Jad;  Piening, Brian D.;  Rizzardi, Lindsay F.;  Sharma, Kumar;  Siamwala, Jamila H.;  Taylor, Lynn;  Vitaterna, Martha Hotz;  Afkarian, Maryam;  Afshinnekoo, Ebrahim;  Ahadi, Sara;  Ambati, Aditya;  Arya, Maneesh;  Bezdan, Daniela;  Callahan, Colin M.;  Chen, Songjie;  Choi, Augustine M. K.;  Chlipala, George E.;  Contrepois, Kevin;  Covington, Marisa;  Crucian, Brian E.;  De Vivo, Immaculata;  Dinges, David F.;  Ebert, Douglas J.;  Feinberg, Jason I.;  Gandara, Jorge A.;  George, Kerry A.;  Goutsias, John;  Grills, George S.;  Hargens, Alan R.;  Heer, Martina;  Hillary, Ryan P.;  Hoofnagle, Andrew N.;  Hook, Vivian Y. H.;  Jenkinson, Garrett;  Jiang, Peng;  Keshavarzian, Ali;  Laurie, Steven S.;  Lee-McMullen, Brittany;  Lumpkins, Sarah B.;  MacKay, Matthew;  Maienschein-Cline, Mark G.;  Melnick, Ari M.;  Moore, Tyler M.;  Nakahira, Kiichi;  Patel, Hemal H.;  Pietrzyk, Robert;  Rao, Varsha;  Saito, Rintaro;  Salins, Denis N.;  Schilling, Jan M.;  Sears, Dorothy D.;  Sheridan, Caroline K.;  Stenger, Michael B.;  Tryggvadottir, Rakel;  Urban, Alexander E.;  Vaisar, Tomas;  Van Espen, Benjamin;  Zhang, Jing;  Ziegler, Michael G.;  Zwart, Sara R.;  Charles, John B.;  Kundrot, Craig E.;  Scott, Graham B. I.;  Bailey, Susan M.;  Basner, Mathias;  Feinberg, Andrew P.;  Lee, Stuart M. C.;  Mason, Christopher E.;  Mignot, Emmanuel;  Rana, Brinda K.;  Smith, Scott M.;  Snyder, Michael P.;  Turek, Fred W.
收藏  |  浏览/下载:38/0  |  提交时间:2019/11/27
The scientific response to Antarctic ice-shelf loss 期刊论文
NATURE CLIMATE CHANGE, 2018, 8 (10) : 848-851
作者:  Ingels, Jeroen;  Aronson, Richard B.;  Smith, Craig R.
收藏  |  浏览/下载:3/0  |  提交时间:2019/04/09
Mesospheric Nitric Acid Enhancements During Energetic Electron Precipitation Events Simulated by WACCM-D 期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 2018, 123 (13) : 6984-6998
作者:  Orsolini, Yvan J.;  Smith-Johnsen, Christine;  Marsh, Daniel R.;  Stordal, Frode;  Rodger, Craig J.;  Verronen, Pekka T.;  Clilverd, Mark A.
收藏  |  浏览/下载:7/0  |  提交时间:2019/04/09
energetic electron precipitation  whole-atmosphere model  nitric acid  ion chemistry