共 50 条
- [41] Ataluren prevented bone loss induced by ovariectomy and aging in mice through the BMP-SMAD signaling pathway[J]. BIOMEDICINE & PHARMACOTHERAPY, 2023, 166Zeng, Lijun论文数: 0 引用数: 0 h-index: 0机构: Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R China Natl Ctr Stomatol, Beijing 100081, Peoples R China Natl Clin Res Ctr Oral Dis, Beijing 100081, Peoples R China Natl Engn Res Ctr Oral Biomat & Digital Med Device, Beijing 100081, Peoples R China Beijing Key Lab Digital Stomatol, Beijing 100081, Peoples R China Natl Hlth Commiss Key Lab Digital Technol Stomatol, Beijing 100081, Peoples R China Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R ChinaGu, Ranli论文数: 0 引用数: 0 h-index: 0机构: Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R China Natl Ctr Stomatol, Beijing 100081, Peoples R China Natl Clin Res Ctr Oral Dis, Beijing 100081, Peoples R China Natl Engn Res Ctr Oral Biomat & Digital Med Device, Beijing 100081, Peoples R China Beijing Key Lab Digital Stomatol, Beijing 100081, Peoples R China Natl Hlth Commiss Key Lab Digital Technol Stomatol, Beijing 100081, Peoples R China Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R ChinaLi, Wei论文数: 0 引用数: 0 h-index: 0机构: Peking Univ, Sch & Hosp Stomatol, Dept Oral Pathol, Beijing 100081, Peoples R China Natl Ctr Stomatol, Beijing 100081, Peoples R China Natl Clin Res Ctr Oral Dis, Beijing 100081, Peoples R China Natl Engn Res Ctr Oral Biomat & Digital Med Device, Beijing 100081, Peoples R China Beijing Key Lab Digital Stomatol, Beijing 100081, Peoples R China Natl Hlth Commiss Key Lab Digital Technol Stomatol, Beijing 100081, Peoples R China Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R ChinaShao, Yuzi论文数: 0 引用数: 0 h-index: 0机构: Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R China Natl Ctr Stomatol, Beijing 100081, Peoples R China Natl Clin Res Ctr Oral Dis, Beijing 100081, Peoples R China Natl Engn Res Ctr Oral Biomat & Digital Med Device, Beijing 100081, Peoples R China Beijing Key Lab Digital Stomatol, Beijing 100081, Peoples R China Natl Hlth Commiss Key Lab Digital Technol Stomatol, Beijing 100081, Peoples R China Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R ChinaZhu, Yuan论文数: 0 引用数: 0 h-index: 0机构: Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R China Natl Ctr Stomatol, Beijing 100081, Peoples R China Natl Clin Res Ctr Oral Dis, Beijing 100081, Peoples R China Natl Engn Res Ctr Oral Biomat & Digital Med Device, Beijing 100081, Peoples R China Beijing Key Lab Digital Stomatol, Beijing 100081, Peoples R China Natl Hlth Commiss Key Lab Digital Technol Stomatol, Beijing 100081, Peoples R China Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R ChinaXie, Zhengwei论文数: 0 引用数: 0 h-index: 0机构: Peking Univ, Int Canc Inst, Hlth Sci Ctr, 38 Xueyuan Lu, Beijing 100191, Peoples R China Peking Univ, Int Canc Inst, Hlth Sci Ctr, 38 Coll Rd, Beijing 100191, Peoples R China Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R ChinaLiu, Hao论文数: 0 引用数: 0 h-index: 0机构: Peking Univ, Sch & Hosp Stomatol, Cent Lab, 22 Zhongguancun South Ave, Beijing 100081, Peoples R China Natl Ctr Stomatol, Beijing 100081, Peoples R China Natl Clin Res Ctr Oral Dis, Beijing 100081, Peoples R China Natl Engn Res Ctr Oral Biomat & Digital Med Device, Beijing 100081, Peoples R China Beijing Key Lab Digital Stomatol, Beijing 100081, Peoples R China Natl Hlth Commiss Key Lab Digital Technol Stomatol, Beijing 100081, Peoples R China Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R ChinaZhou, Yongsheng论文数: 0 引用数: 0 h-index: 0机构: Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R China Natl Ctr Stomatol, Beijing 100081, Peoples R China Natl Clin Res Ctr Oral Dis, Beijing 100081, Peoples R China Natl Engn Res Ctr Oral Biomat & Digital Med Device, Beijing 100081, Peoples R China Beijing Key Lab Digital Stomatol, Beijing 100081, Peoples R China Natl Hlth Commiss Key Lab Digital Technol Stomatol, Beijing 100081, Peoples R China Peking Univ, Sch & Hosp Stomatol, Dept Prosthodont, 22 Zhongguancun South Ave, Beijing 100081, Peoples R China
- [42] Integration of BMP and Wnt signaling via vertebrate Smad1/5/8 and Drosophila Mad[J]. CYTOKINE & GROWTH FACTOR REVIEWS, 2009, 20 (5-6) : 357 - 365Eivers, Edward论文数: 0 引用数: 0 h-index: 0机构: Univ Calif Los Angeles, Howard Hughes Med Inst, Los Angeles, CA 90095 USADemagny, Hadrien论文数: 0 引用数: 0 h-index: 0机构: Univ Calif Los Angeles, Howard Hughes Med Inst, Los Angeles, CA 90095 USADe Robertis, E. M.论文数: 0 引用数: 0 h-index: 0机构: Univ Calif Los Angeles, Howard Hughes Med Inst, Los Angeles, CA 90095 USA Univ Calif Los Angeles, Howard Hughes Med Inst, Los Angeles, CA 90095 USA
- [43] Arginine methylation of R81 in Smad6 confines BMP-induced Smad1 signaling[J]. JOURNAL OF BIOLOGICAL CHEMISTRY, 2021, 296Wu, Jian论文数: 0 引用数: 0 h-index: 0机构: Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USA Louisiana State Univ, Cardiovasc Ctr Excellence, New Orleans, LA USA Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USAChen, Xi论文数: 0 引用数: 0 h-index: 0机构: Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USA China Med Univ, Coll Stomatol, Shenyang, Peoples R China Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USA论文数: 引用数: h-index:机构:Zhang, Tingwei论文数: 0 引用数: 0 h-index: 0机构: Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USA Chongqing Med Univ, Coll Stomatol, Chongqing Key Lab Oral Dis & Biomed Sci, Chongqing Municipal Key Lab Oral Biomed Engn High, Chongqing, Peoples R China Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USA论文数: 引用数: h-index:机构:Gou, Yongchao论文数: 0 引用数: 0 h-index: 0机构: Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USA Chongqing Med Univ, Coll Stomatol, Chongqing Key Lab Oral Dis & Biomed Sci, Chongqing Municipal Key Lab Oral Biomed Engn High, Chongqing, Peoples R China Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USABautch, Victoria论文数: 0 引用数: 0 h-index: 0机构: Univ Northern Carolina, Dept Biol, Chapel Hill, NC USA Univ Northern Carolina, McAllister Heart Inst, Chapel Hill, NC USA Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USAFrenkel, Baruch论文数: 0 引用数: 0 h-index: 0机构: Univ Southern Calif, Dept Biochem & Mol Med, Keck Sch Med, Los Angeles, CA 90007 USA Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USASun, Hongchen论文数: 0 引用数: 0 h-index: 0机构: China Med Univ, Coll Stomatol, Shenyang, Peoples R China Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USAXu, Jian论文数: 0 引用数: 0 h-index: 0机构: Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USA Univ Southern Calif, Dept Biochem & Mol Med, Keck Sch Med, Los Angeles, CA 90007 USA Univ Southern Calif, Keck Sch Med, Norris Canc Ctr, Los Angeles, CA 90007 USA Univ Southern Calif, Ctr Craniofacial Mol Biol, Herman Ostrow Sch Dent, Los Angeles, CA 90007 USA
- [44] Arginine methylation of R81 in Smad6 confines BMP-induced Smad1 signaling[J]. Journal of Biological Chemistry, 2021, 296Wu, Jian论文数: 0 引用数: 0 h-index: 0机构: Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United States Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United StatesChen, Xi论文数: 0 引用数: 0 h-index: 0机构: Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United States College of Stomatology, China Medical University, Shenyang, China Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United States论文数: 引用数: h-index:机构:Zhang, Tingwei论文数: 0 引用数: 0 h-index: 0机构: Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United States Chongqing Key Laboratory of Oral Diseases and Biomedical Sciences, Chongqing Municipal Key Laboratory of Oral Biomedical Engineering of Higher Education, College of Stomatology, Chongqing Medical University, Chongqing, China Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United States论文数: 引用数: h-index:机构:Gou, Yongchao论文数: 0 引用数: 0 h-index: 0机构: Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United States Chongqing Key Laboratory of Oral Diseases and Biomedical Sciences, Chongqing Municipal Key Laboratory of Oral Biomedical Engineering of Higher Education, College of Stomatology, Chongqing Medical University, Chongqing, China Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United StatesBautch, Victoria论文数: 0 引用数: 0 h-index: 0机构: Department of Biology and McAllister Heart Institute, University of Northern Carolina, Chapel Hill,NC, United States Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United StatesFrenkel, Baruch论文数: 0 引用数: 0 h-index: 0机构: Department of Biochemistry and Molecular Medicine, University of Southern California, Los Angeles,CA, United States Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United StatesSun, Hongchen论文数: 0 引用数: 0 h-index: 0机构: College of Stomatology, China Medical University, Shenyang, China Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United StatesXu, Jian论文数: 0 引用数: 0 h-index: 0机构: Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United States Department of Biochemistry and Molecular Medicine, University of Southern California, Los Angeles,CA, United States Norris Cancer Center, Keck School of Medicine, University of Southern California, Los Angeles,CA, United States Center for Craniofacial Molecular Biology, Herman Ostrow School of Dentistry, University of Southern California, Los Angeles,CA, United States
- [45] Endothelial SMAD1/5 signaling couples angiogenesis to osteogenesis in juvenile bone[J]. COMMUNICATIONS BIOLOGY, 2024, 7 (01)Lang, Annemarie论文数: 0 引用数: 0 h-index: 0机构: Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USA Dept Rheumatol & Clin Immunol, Charite Univ Med Berlin, D-10117 Berlin, Germany Humboldt Univ, Freie Univ Berlin, D-10117 Berlin, Germany Berlin Inst Hlth, D-10117 Berlin, Germany Tech Univ Dresden TUD, Fac Med, Ctr Translat Bone, Joint & Soft Tissue Res, Fetscherstr 74, D-01307 Dresden, Germany Tech Univ Dresden TUD, Univ Hosp Carl Gustav Carus, Fetscherstr 74, D-01307 Dresden, Germany Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USABenn, Andreas论文数: 0 引用数: 0 h-index: 0机构: Katholieke Univ Leuven, Dept Cardiovasc Sci, Ctr Mol & Vasc Biol, B-3000 Louvain, Belgium Katholieke Univ Leuven, KU Leuven Ctr Brain & Dis Res VIB, B-3000 Leuven, Belgium Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USACollins, Joseph M.论文数: 0 引用数: 0 h-index: 0机构: Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USA Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USAWolter, Angelique论文数: 0 引用数: 0 h-index: 0机构: Dept Rheumatol & Clin Immunol, Charite Univ Med Berlin, D-10117 Berlin, Germany Humboldt Univ, Freie Univ Berlin, D-10117 Berlin, Germany Berlin Inst Hlth, D-10117 Berlin, Germany Free Univ Berlin, Inst Anim Welf Anim Behav & Lab Anim Sci, Dept Vet Med, D-14163 Berlin, Germany Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USABalcaen, Tim论文数: 0 引用数: 0 h-index: 0机构: UCLouvain, Inst Mech Mat & Civil Engn, Biomech lab, B-1348 Louvain La Neuve, Belgium UCLouvain, Inst Expt & Clin Res, Pole Morphol, B-1200 Brussels, Belgium Katholieke Univ Leuven, Dept Chem, Sustainable Chem Met & Mol, B-3000 Leuven, Belgium Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USAKerckhofs, Greet论文数: 0 引用数: 0 h-index: 0机构: UCLouvain, Inst Mech Mat & Civil Engn, Biomech lab, B-1348 Louvain La Neuve, Belgium UCLouvain, Inst Expt & Clin Res, Pole Morphol, B-1200 Brussels, Belgium Katholieke Univ Leuven, Dept Mat Engn, B-3001 Heverlee, Belgium Katholieke Univ Leuven, Div Skeletal Tissue Engn, Prometheus, B-3000 Leuven, Belgium Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USAZwijsen, An论文数: 0 引用数: 0 h-index: 0机构: Katholieke Univ Leuven, Dept Cardiovasc Sci, Ctr Mol & Vasc Biol, B-3000 Louvain, Belgium Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USABoerckel, Joel D.论文数: 0 引用数: 0 h-index: 0机构: Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USA Univ Penn, Dept Orthopaed Surg & Bioengn, Philadelphia, PA 19104 USA
- [46] Endothelial SMAD1/5 signaling couples angiogenesis to osteogenesis in juvenile bone[J]. Communications Biology, 7Annemarie Lang论文数: 0 引用数: 0 h-index: 0机构: University of Pennsylvania,Departments of Orthopaedic Surgery and BioengineeringAndreas Benn论文数: 0 引用数: 0 h-index: 0机构: University of Pennsylvania,Departments of Orthopaedic Surgery and BioengineeringJoseph M. Collins论文数: 0 引用数: 0 h-index: 0机构: University of Pennsylvania,Departments of Orthopaedic Surgery and BioengineeringAngelique Wolter论文数: 0 引用数: 0 h-index: 0机构: University of Pennsylvania,Departments of Orthopaedic Surgery and BioengineeringTim Balcaen论文数: 0 引用数: 0 h-index: 0机构: University of Pennsylvania,Departments of Orthopaedic Surgery and BioengineeringGreet Kerckhofs论文数: 0 引用数: 0 h-index: 0机构: University of Pennsylvania,Departments of Orthopaedic Surgery and BioengineeringAn Zwijsen论文数: 0 引用数: 0 h-index: 0机构: University of Pennsylvania,Departments of Orthopaedic Surgery and BioengineeringJoel D. Boerckel论文数: 0 引用数: 0 h-index: 0机构: University of Pennsylvania,Departments of Orthopaedic Surgery and Bioengineering
- [47] MiR-20 promotes cartilage repair in knee osteoarthritis rats via BMP2/Smad1 signaling pathway[J]. CELLULAR AND MOLECULAR BIOLOGY, 2023, 69 (12) : 256 - 261Zheng, Zhili论文数: 0 引用数: 0 h-index: 0机构: Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R China Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R ChinaWang, Dingnan论文数: 0 引用数: 0 h-index: 0机构: Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R China Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R ChinaZhang, Weiping论文数: 0 引用数: 0 h-index: 0机构: Jiangxi Prov Hosp Integrated Tradit Chinese & West, Dept Prevent Med, Nanchang, Peoples R China Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R ChinaYu, Han论文数: 0 引用数: 0 h-index: 0机构: Chengdu Univ Tradit Chinese Med, Sch Basic Med, Chengdu, Peoples R China Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R ChinaZhang, Yi论文数: 0 引用数: 0 h-index: 0机构: China Acad Chinese Med Sci, Guanganmen Hosp, Dept Ophthalmol, Beijing, Peoples R China Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R ChinaFeng, Ting论文数: 0 引用数: 0 h-index: 0机构: Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R China Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R ChinaZhong, Xianggen论文数: 0 引用数: 0 h-index: 0机构: Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R China Beijing Univ Chinese Med, Chinese Med Coll, Beijing, Peoples R China
- [48] The role of fad104, a regulator of adipogenesis, in calvarial bone formation through BMP/Smad signaling.[J]. MOLECULAR BIOLOGY OF THE CELL, 2012, 23Kishimoto, K.论文数: 0 引用数: 0 h-index: 0机构: Nagoya City Univ, Nagoya, Aichi, Japan Nagoya City Univ, Nagoya, Aichi, JapanNishizuka, M.论文数: 0 引用数: 0 h-index: 0机构: Nagoya City Univ, Nagoya, Aichi, Japan Nagoya City Univ, Nagoya, Aichi, JapanKatoh, D.论文数: 0 引用数: 0 h-index: 0机构: Nagoya City Univ, Nagoya, Aichi, Japan Nagoya City Univ, Nagoya, Aichi, JapanOsada, S.论文数: 0 引用数: 0 h-index: 0机构: Nagoya City Univ, Nagoya, Aichi, Japan Nagoya City Univ, Nagoya, Aichi, JapanImagawa, M.论文数: 0 引用数: 0 h-index: 0机构: Nagoya City Univ, Nagoya, Aichi, Japan Nagoya City Univ, Nagoya, Aichi, Japan
- [49] SANE, a novel LEM domain protein, regulates bone morphogenetic protein signaling through interaction with Smad1[J]. JOURNAL OF BIOLOGICAL CHEMISTRY, 2003, 278 (01) : 428 - 437Raju, GP论文数: 0 引用数: 0 h-index: 0机构: Univ Penn, Med Ctr, Dept Med, Philadelphia, PA 19104 USADimova, N论文数: 0 引用数: 0 h-index: 0机构: Univ Penn, Med Ctr, Dept Med, Philadelphia, PA 19104 USAKlein, PS论文数: 0 引用数: 0 h-index: 0机构: Univ Penn, Med Ctr, Dept Med, Philadelphia, PA 19104 USAHuang, HC论文数: 0 引用数: 0 h-index: 0机构: Univ Penn, Med Ctr, Dept Med, Philadelphia, PA 19104 USA Univ Penn, Med Ctr, Dept Med, Philadelphia, PA 19104 USA
- [50] Smad1 stabilization and delocalization in response to the blockade of BMP activity[J]. Cellular & Molecular Biology Letters, 2013, 18 : 340 - 354Lili Li论文数: 0 引用数: 0 h-index: 0机构: Shandong University School of Medicine,Department of Histology and EmbryologyJianhe Wang论文数: 0 引用数: 0 h-index: 0机构: Shandong University School of Medicine,Department of Histology and EmbryologyJenny Fung Ling Chau论文数: 0 引用数: 0 h-index: 0机构: Shandong University School of Medicine,Department of Histology and EmbryologyHuijuan Liu论文数: 0 引用数: 0 h-index: 0机构: Shandong University School of Medicine,Department of Histology and EmbryologyBaojie Li论文数: 0 引用数: 0 h-index: 0机构: Shandong University School of Medicine,Department of Histology and EmbryologyAijun Hao论文数: 0 引用数: 0 h-index: 0机构: Shandong University School of Medicine,Department of Histology and EmbryologyJing Li论文数: 0 引用数: 0 h-index: 0机构: Shandong University School of Medicine,Department of Histology and Embryology