![Expression Image Expression Image](image/thumbnail/XB-IMG-149984.jpg) NF stage 14 Eroshkin, et al. 2016
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-149986.jpg) NF stage 14 Eroshkin, et al. 2016
| ![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-42238.jpg) NF stage 15 Hou, et al. 2007
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-85045.jpg) NF stage 15 Xu, et al. 2012
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![Expression Image Expression Image](image/thumbnail/XB-IMG-85159.jpg) NF stage 13 to NF stage 15 Tereshina, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-149975.jpg) NF stage 15 Eroshkin, et al. 2016
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-149981.jpg) NF stage 15 Eroshkin, et al. 2016
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-47188.jpg) NF stage 15 to NF stage 16 Takai, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-75914.jpg) NF stage 16 Min, et al. 2011
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![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
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-85160.jpg) NF stage 16 Tereshina, et al. 2014
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![Expression Image Expression Image](image/thumbnail/XB-IMG-85282.jpg) NF stage 16 Tereshina, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-133406.jpg) NF stage 16 Roth, et al. 2010
| ![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-23315.jpg) NF stage 17 Andreazzoli, et al. 2003
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![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-75189.jpg) NF stage 17 Hartley, et al. 2001
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-80595.jpg) NF stage 17 Gómez-Skarmeta, et al. 1999
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-81437.jpg) NF stage 17 Parlier, et al. 2013
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-85239.jpg) NF stage 15 to NF stage 17 Geach, et al. 2014
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![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-154069.jpg) NF stage 17 Cho, et al. 2017
| ![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-43553.jpg) NF stage 18 Roël, et al. 2003
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![Expression Image Expression Image](image/thumbnail/XB-IMG-74860.jpg) NF stage 18 Heeg-Truesdell, et al. 2006
| ![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-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-153858.jpg) NF stage 18 Luehders, et al. 2015
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![Expression Image Expression Image](image/thumbnail/XB-IMG-180382.jpg) NF stage 18 Chang, et al. 2020
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-75188.jpg) NF stage 19 Hartley, et al. 2001
| ![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-1443.jpg) NF stage 20 Wu, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-48548.jpg) NF stage 20 Hongo, et al. 1999
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![Expression Image Expression Image](image/thumbnail/XB-IMG-145027.jpg) NF stage 20 Watanabe, et al. 2005
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-150820.jpg) NF stage 20 Ding, et al. 2017
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-23321.jpg) NF stage 21 Galli, et al. 2003
| ![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-26095.jpg) NF stage 23 Strate, et al. 2009
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![Expression Image Expression Image](image/thumbnail/XB-IMG-77214.jpg) NF stage 23 Knecht, et al. 1997
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-133407.jpg) NF stage 22 to NF stage 23 Roth, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-153694.jpg) NF stage 16 to NF stage 23 Pohl, et al. 2005
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-23328.jpg) NF stage 22 to NF stage 24 Silva, et al. 2003
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-80990.jpg) NF stage 24 Smithers, et al. 2002
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![Expression Image Expression Image](image/thumbnail/XB-IMG-80991.jpg) NF stage 24 Smithers, et al. 2002
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-80992.jpg) NF stage 24 Smithers, et al. 2002
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-85238.jpg) NF stage 24 Geach, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-85280.jpg) NF stage 15 to NF stage 24 Tereshina, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-134702.jpg) NF stage 21 to NF stage 24 Fish, et al. 2014
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![Expression Image Expression Image](image/thumbnail/XB-IMG-174044.jpg) NF stage 20 to NF stage 24 Cruciat, et al. 2006
| ![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-86688.jpg) NF stage 25 Geach, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-181572.jpg) NF stage 25 Pai, et al. 2018
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-182523.jpg) NF stage 25 Pai, et al. 2020
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![Expression Image Expression Image](image/thumbnail/XB-IMG-1579.jpg) NF stage 16 to NF stage 26 Seufert, et al. 2005
| ![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-46626.jpg) NF stage 17 to NF stage 27 Matsuo-Takasaki, et al. 2000
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-75218.jpg) NF stage 12.5 to NF stage 27 Papalopulu, et al. 1996
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-41601.jpg) NF stage 16 to NF stage 28 Roth, et al. 2010
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![Expression Image Expression Image](image/thumbnail/XB-IMG-41602.jpg) NF stage 22 to NF stage 28 Roth, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-41605.jpg) NF stage 28 Roth, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-48469.jpg) NF stage 28 Ermakova, et al. 2007
| ![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-133408.jpg) NF stage 28 Roth, et al. 2010
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![Expression Image Expression Image](image/thumbnail/XB-IMG-24503.jpg) NF stage 29 and 30 Lupo, et al. 2002
| ![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-44864.jpg) NF stage 13 to NF stage 29 and 30 Eagleson, et al. 2001
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-134704.jpg) NF stage 32 Fish, et al. 2014
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-134707.jpg) NF stage 32 Fish, et al. 2014
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![Expression Image Expression Image](image/thumbnail/XB-IMG-148324.jpg) NF stage 26 to NF stage 32 Pai, et al. 2015
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-185987.jpg) NF stage 32 Lee, et al. 2020
| ![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-45755.jpg) NF stage 35 and 36 Zamparini, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-85240.jpg) NF stage 35 and 36 Geach, et al. 2014
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![Expression Image Expression Image](image/thumbnail/XB-IMG-127248.jpg) NF stage 35 and 36 Rauschenberger, et al. 2010
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-133348.jpg) NF stage 35 and 36 Zamparini, et al. 2006
| ![Expression Image Expression Image](image/thumbnail/XB-IMG-134703.jpg) NF stage 21 to NF stage 35 and 36 Fish, et al. 2014
| ![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
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![Expression Image Expression Image](image/thumbnail/XB-IMG-48521.jpg) NF stage 15 to NF stage 44 Kazanskaya, et al. 2000
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