![Expression Image Expression Image](image/thumbnail/XB-IMG-78984.jpg) NF stage 14 Yang, et al. 2003
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-82244.jpg) NF stage 14 Belyaeva, et al. 2012
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-131181.jpg) NF stage 14 Gershon, et al. 2000
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-135373.jpg) NF stage 14 Davis, et al. 1991
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-2132.jpg) NF stage 15 Koebernick, et al. 2006
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-24383.jpg) NF stage 15 Kiecker, et al. 2001
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-42008.jpg) NF stage 15 Maczkowiak, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-44100.jpg) NF stage 13 to NF stage 15 Yan, et al. 2007
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-77245.jpg) NF stage 15 Tanibe, et al. 2012
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-81110.jpg) NF stage 14 to NF stage 15 Brivanlou, et al. 1989
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-137602.jpg) NF stage 15 Murgan, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-137603.jpg) NF stage 15 Murgan, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-152615.jpg) NF stage 15 Schomacher, et al. 2016
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-43859.jpg) NF stage 16 Yang, et al. 2003
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-74860.jpg) NF stage 16 Heeg-Truesdell, et al. 2006
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![Expression Image Expression Image](image/thumbnail/XB-IMG-75914.jpg) NF stage 16 Min, et al. 2011
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-75916.jpg) NF stage 16 Min, et al. 2011
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-75917.jpg) NF stage 16 Min, et al. 2011
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-78251.jpg) NF stage 14 to NF stage 16 Koide, et al. 2001
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-78528.jpg) NF stage 16 Zhang, et al. 2012
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![Expression Image Expression Image](image/thumbnail/XB-IMG-168896.jpg) NF stage 14 to NF stage 16 Sheng, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-184696.jpg) NF stage 16 Chen, et al. 2020
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-1643.jpg) NF stage 17 Chang, et al. 2007
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-42239.jpg) NF stage 17 Hou, et al. 2007
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-78821.jpg) NF stage 17 Glavic, et al. 2002
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-80703.jpg) NF stage 17 Wang, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-85239.jpg) NF stage 15 to NF stage 17 Geach, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-134946.jpg) NF stage 17 Merzdorf, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-135494.jpg) NF stage 14 to NF stage 17 Bae, et al. 2015
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-147735.jpg) NF stage 17 Acosta, et al. 2015
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-147745.jpg) NF stage 17 Acosta, et al. 2015
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-173146.jpg) NF stage 17 Lee, et al. 2018
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-1572.jpg) NF stage 18 Hikasa, et al. 2002
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-23513.jpg) NF stage 17 to NF stage 18 Terada, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-26098.jpg) NF stage 18 Strate, et al. 2009
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-44914.jpg) NF stage 18 Tour, et al. 2002
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-45499.jpg) NF stage 16 to NF stage 18 Ossipova, et al. 2002
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-75210.jpg) NF stage 18 Bang, et al. 1997
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-75520.jpg) NF stage 18 Takebayashi-Suzuki, et al. 2011
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-76256.jpg) NF stage 18 Tanibe, et al. 2008
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-76509.jpg) NF stage 18 Elkouby, et al. 2012
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-78820.jpg) NF stage 17 to NF stage 18 Glavic, et al. 2002
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-78988.jpg) NF stage 18 Kuo, et al. 1998
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-80700.jpg) NF stage 18 Wang, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-84472.jpg) NF stage 18 Alexandrova, et al. 2006
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-85230.jpg) NF stage 18 Bernier, et al. 2000
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-85243.jpg) NF stage 18 Geach, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-86695.jpg) NF stage 18 Kam, et al. 2013
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-86697.jpg) NF stage 18 Kam, et al. 2013
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-133933.jpg) NF stage 18 Murgan, et al. 2014
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-134792.jpg) NF stage 18 Kim, et al. 2015
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-145927.jpg) NF stage 17 to NF stage 18 Miyagi, et al. 2015
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-149010.jpg) NF stage 18 Zhao, et al. 2016
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-153858.jpg) NF stage 18 Luehders, et al. 2015
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-171125.jpg) NF stage 18 Satow, et al. 2002
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-172715.jpg) NF stage 18 Lin, et al. 2017
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-43473.jpg) NF stage 19 Massé, et al. 2004
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-43741.jpg) NF stage 19 Kibardin, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-82246.jpg) NF stage 18 to NF stage 19 Belyaeva, et al. 2012
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-86701.jpg) NF stage 19 Kam, et al. 2013
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-132959.jpg) NF stage 19 Yoshitake, et al. 1999
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-133935.jpg) NF stage 19 Murgan, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-147733.jpg) NF stage 19 Acosta, et al. 2015
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-148767.jpg) NF stage 19 De Marco, et al. 2011
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-24295.jpg) NF stage 20 Borchers, et al. 2006
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-25037.jpg) NF stage 20 Shnitsar, et al. 2008
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-26299.jpg) NF stage 15 to NF stage 20 Nieber, et al. 2009
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-43747.jpg) NF stage 20 Kibardin, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-46141.jpg) NF stage 19 to NF stage 20 Chen, et al. 2001
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-48548.jpg) NF stage 20 Hongo, et al. 1999
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-49514.jpg) NF stage 20 Reversade, et al. 2005
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-49572.jpg) NF stage 20 Fletcher, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-49573.jpg) NF stage 20 Fletcher, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-74578.jpg) NF stage 20 Vacik, et al. 2011
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-75440.jpg) NF stage 20 Lloret-Vilaspasa, et al. 2010
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-76183.jpg) NF stage 20 Janssens, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-78169.jpg) NF stage 20 Batut, et al. 2005
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-81118.jpg) NF stage 20 Brivanlou, et al. 1989
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-81397.jpg) NF stage 20 Barreto, et al. 2003
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-82390.jpg) NF stage 20 Pfister, et al. 2012
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-82391.jpg) NF stage 20 Pfister, et al. 2012
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-133729.jpg) NF stage 20 Tamanoue, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-134951.jpg) NF stage 20 Merzdorf, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-148607.jpg) NF stage 20 Stauffer, et al. 2001
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-151674.jpg) NF stage 20 Popov, et al. 2017
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-154777.jpg) NF stage 20 Lamb, et al. 1995
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-172738.jpg) NF stage 19 to NF stage 20 Jin, et al. 2018
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-24293.jpg) NF stage 19 to NF stage 21 Borchers, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-24327.jpg) NF stage 21 Dibner, et al. 2001
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-24330.jpg) NF stage 21 Dibner, et al. 2001
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-24645.jpg) NF stage 13 to NF stage 21 Itasaki, et al. 2003
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-44152.jpg) NF stage 21 Peres, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-79425.jpg) NF stage 21 Wang, et al. 2013
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-84564.jpg) NF stage 21 Brändli, et al. 1995
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-135132.jpg) NF stage 13 to NF stage 21 Dingwell, et al. 2006
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-1579.jpg) NF stage 22 Seufert, et al. 2005
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-41190.jpg) NF stage 22 Wills, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-44439.jpg) NF stage 22 Kim, et al. 2005
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-79824.jpg) NF stage 22 Sölter, et al. 1999
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-133532.jpg) NF stage 22 Laurent, et al. 2009
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-153859.jpg) NF stage 18 to NF stage 22 Luehders, et al. 2015
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-26095.jpg) NF stage 23 Strate, et al. 2009
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-42015.jpg) NF stage 23 Gessert, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-42016.jpg) NF stage 23 Gessert, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-42017.jpg) NF stage 23 Gessert, et al. 2010
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-42018.jpg) NF stage 23 Gessert, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-77700.jpg) NF stage 23 Gessert, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-128917.jpg) NF stage 23 Cizelsky, et al. 2013
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-146502.jpg) NF stage 23 Zhu, et al. 2015
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-155925.jpg) NF stage 23 Kiem, et al. 2017
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-157989.jpg) NF stage 23 Hoffmeister, et al. 2017
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-46052.jpg) NF stage 24 McNulty, et al. 2005
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-75522.jpg) NF stage 24 Takebayashi-Suzuki, et al. 2011
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-78679.jpg) NF stage 24 Salzberg, et al. 1999
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-79803.jpg) NF stage 24 Matsuo-Takasaki, et al. 1999
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-80990.jpg) NF stage 24 Smithers, et al. 2002
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-146610.jpg) NF stage 24 Drysdale, et al. 1994
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-74202.jpg) NF stage 25 Wills, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-77697.jpg) NF stage 25 Gessert, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-85197.jpg) NF stage 25 Hanotel, et al. 2014
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-40641.jpg) NF stage 26 Garcia-Morales, et al. 2009
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-46053.jpg) NF stage 26 McNulty, et al. 2005
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-74200.jpg) NF stage 25 to NF stage 26 Wills, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-77710.jpg) NF stage 26 Klingel, et al. 2012
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-77798.jpg) NF stage 26 Peres, et al. 2006
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-82875.jpg) NF stage 26 Walentek, et al. 2012
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-139108.jpg) NF stage 26 Komiya, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-176927.jpg) NF stage 26 Herrera-Úbeda, et al. 2019
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-24577.jpg) NF stage 27 Bell, et al. 2003
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-24308.jpg) NF stage 28 Yao, et al. 2001
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-25044.jpg) NF stage 28 Winterbottom, et al. 2009
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-41996.jpg) NF stage 17 to NF stage 28 Koenig, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-41998.jpg) NF stage 26 to NF stage 28 Koenig, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-42246.jpg) NF stage 28 Guiral, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-48516.jpg) NF stage 28 Ryan, et al. 1998
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-75224.jpg) NF stage 27 to NF stage 28 Papalopulu, et al. 1993
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-76128.jpg) NF stage 19 to NF stage 28 Hollemann, et al. 1996
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-77788.jpg) NF stage 28 Peres, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-79040.jpg) NF stage 26 to NF stage 28 Koenig, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-79199.jpg) NF stage 28 LeSueur, et al. 2002
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-80993.jpg) NF stage 28 Smithers, et al. 2002
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-81111.jpg) NF stage 28 Brivanlou, et al. 1989
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-82097.jpg) NF stage 28 Shi, et al. 1998
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-133934.jpg) NF stage 19 to NF stage 28 Murgan, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-133936.jpg) NF stage 27 to NF stage 28 Murgan, et al. 2014
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-145909.jpg) NF stage 28 Koster, et al. 1996
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-26300.jpg) NF stage 29 and 30 Nieber, et al. 2009
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-43973.jpg) NF stage 17 to NF stage 29 and 30 Xu, et al. 1998
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-44835.jpg) NF stage 29 and 30 Kunz, et al. 2004
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-44839.jpg) NF stage 29 and 30 Kunz, et al. 2004
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-74954.jpg) NF stage 29 and 30 Kolm, et al. 1995
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-78699.jpg) NF stage 16 to NF stage 29 and 30 Lombardo, et al. 1998
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-82478.jpg) NF stage 29 and 30 Yamaguti, et al. 2005
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-26182.jpg) NF stage 31 Illes, et al. 2009
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-78779.jpg) NF stage 31 von Bubnoff, et al. 1996
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-43330.jpg) NF stage 14 to NF stage 32 Tadjuidje, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-49535.jpg) NF stage 32 Hedgepeth, et al. 1999
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-75441.jpg) NF stage 32 Lloret-Vilaspasa, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-135194.jpg) NF stage 31 to NF stage 32 Yasuoka, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-43336.jpg) NF stage 15 to NF stage 33 and 34 Tadjuidje, et al. 2006
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-43338.jpg) NF stage 14 to NF stage 33 and 34 Tadjuidje, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-43339.jpg) NF stage 14 to NF stage 33 and 34 Tadjuidje, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-76181.jpg) NF stage 33 and 34 Cunningham, et al. 2008
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-49564.jpg) NF stage 16 to NF stage 35 and 36 Morrison, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-49756.jpg) NF stage 35 and 36 Cornesse, et al. 2005
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-81093.jpg) NF stage 23 to NF stage 35 and 36 Hemmati-Brivanlou, et al. 1991
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-85240.jpg) NF stage 35 and 36 Geach, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-130850.jpg) NF stage 35 and 36 Lake, et al. 2003
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-131971.jpg) NF stage 13 to NF stage 35 and 36 Lallier, et al. 2000
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-138583.jpg) NF stage 35 and 36 Pfirrmann, et al. 2015
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-138586.jpg) NF stage 35 and 36 Pfirrmann, et al. 2015
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-172362.jpg) NF stage 35 and 36 Borday, et al. 2018
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-41994.jpg) NF stage 14 to NF stage 37 and 38 Koenig, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-45750.jpg) NF stage 35 and 36 to NF stage 37 and 38 Shinga, et al. 2001
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-81116.jpg) NF stage 18 to NF stage 37 and 38 Brivanlou, et al. 1989
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-81112.jpg) NF stage 39 Brivanlou, et al. 1989
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-76196.jpg) NF stage 27 to NF stage 41 Massé, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-81113.jpg) NF stage 42 Brivanlou, et al. 1989
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-171825.jpg) NF stage 43 Gouignard, et al. 2018
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-23818.jpg) NF stage 22 to NF stage 44 Dale, et al. 2002
| |
![Expression Image Expression Image](image/thumbnail/XB-IMG-48521.jpg) NF stage 15 to NF stage 44 Kazanskaya, et al. 2000
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-81114.jpg) NF stage 47 Brivanlou, et al. 1989
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