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Roger H. Sawyer - Publications

Affiliations: 
Biological Sciences University of South Carolina, Columbia, SC 
Area:
Molecular Biology, Bioinformatics Biology, Evolution and Development Biology
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52 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2019 Davis AC, Greenwold MJ, Sawyer RH. Complex gene loss and duplication events have facilitated the evolution of multiple loricrin genes in diverse bird species. Genome Biology and Evolution. PMID 30863850 DOI: 10.1093/Gbe/Evz054  0.728
2019 Pan Y, Zheng W, Sawyer RH, Pennington MW, Zheng X, Wang X, Wang M, Hu L, O'Connor J, Zhao T, Li Z, Schroeter ER, Wu F, Xu X, Zhou Z, et al. The molecular evolution of feathers with direct evidence from fossils. Proceedings of the National Academy of Sciences of the United States of America. PMID 30692253 DOI: 10.1073/Pnas.1815703116  0.359
2018 Alsudani H, Ghoshroy S, Quattro J, Greenwold M, Sawyer R. Improved Biological Tissue Preparation Procedure for Scanning Electron Microscopic Imaging Microscopy and Microanalysis. 24: 1308-1309. DOI: 10.1017/S143192761800702X  0.673
2017 Bao W, Greenwold MJ, Sawyer RH. Using scale and feather traits for module construction provides a functional approach to chicken epidermal development. Functional & Integrative Genomics. PMID 28477104 DOI: 10.1007/S10142-017-0561-0  0.721
2016 Bao W, Greenwold MJ, Sawyer RH. Expressed miRNAs target feather related mRNAs involved in cell signaling, cell adhesion and structure during chicken epidermal development. Gene. PMID 27320726 DOI: 10.1016/J.Gene.2016.06.027  0.705
2014 Zhang G, Li C, Li Q, Li B, Larkin DM, Lee C, Storz JF, Antunes A, Greenwold MJ, Meredith RW, Ödeen A, Cui J, Zhou Q, Xu L, Pan H, ... ... Sawyer RH, et al. Comparative genomics reveals insights into avian genome evolution and adaptation. Science (New York, N.Y.). 346: 1311-20. PMID 25504712 DOI: 10.1126/Science.1251385  0.729
2014 Greenwold MJ, Bao W, Jarvis ED, Hu H, Li C, Gilbert MT, Zhang G, Sawyer RH. Dynamic evolution of the alpha (α) and beta (β) keratins has accompanied integument diversification and the adaptation of birds into novel lifestyles. Bmc Evolutionary Biology. 14: 249. PMID 25496280 DOI: 10.1186/S12862-014-0249-1  0.75
2013 Greenwold MJ, Sawyer RH. Molecular evolution and expression of archosaurian β-keratins: diversification and expansion of archosaurian β-keratins and the origin of feather β-keratins. Journal of Experimental Zoology. Part B, Molecular and Developmental Evolution. 320: 393-405. PMID 23744807 DOI: 10.1002/Jez.B.22514  0.738
2012 St John JA, Braun EL, Isberg SR, Miles LG, Chong AY, Gongora J, Dalzell P, Moran C, Bed'hom B, Abzhanov A, Burgess SC, Cooksey AM, Castoe TA, Crawford NG, Densmore LD, ... ... Sawyer RH, et al. Sequencing three crocodilian genomes to illuminate the evolution of archosaurs and amniotes. Genome Biology. 13: 415. PMID 22293439 DOI: 10.1186/Gb-2012-13-1-415  0.702
2011 Greenwold MJ, Sawyer RH. Linking the molecular evolution of avian beta (β) keratins to the evolution of feathers. Journal of Experimental Zoology. Part B, Molecular and Developmental Evolution. 316: 609-16. PMID 21898788 DOI: 10.1002/Jez.B.21436  0.73
2010 Greenwold MJ, Sawyer RH. Genomic organization and molecular phylogenies of the beta (beta) keratin multigene family in the chicken (Gallus gallus) and zebra finch (Taeniopygia guttata): implications for feather evolution. Bmc Evolutionary Biology. 10: 148. PMID 20482795 DOI: 10.1186/1471-2148-10-148  0.728
2008 Glenn TC, French JO, Heincelman TJ, Jones KL, Sawyer RH. Evolutionary relationships among copies of feather beta ({beta}) keratin genes from several avian orders. Integrative and Comparative Biology. 48: 463-75. PMID 21669807 DOI: 10.1093/Icb/Icn061  0.445
2005 Sawyer RH, Glenn TC, French JO, Knapp LW. Developing antibodies to synthetic peptides based on comparative DNA sequencing of multigene families. Methods in Enzymology. 395: 636-52. PMID 15865988 DOI: 10.1016/S0076-6879(05)95033-7  0.343
2005 Sawyer RH, Rogers L, Washington L, Glenn TC, Knapp LW. Evolutionary origin of the feather epidermis. Developmental Dynamics : An Official Publication of the American Association of Anatomists. 232: 256-67. PMID 15637693 DOI: 10.1002/Dvdy.20291  0.333
2003 Sawyer RH, Washington LD, Salvatore BA, Glenn TC, Knapp LW. Origin of archosaurian integumentary appendages: the bristles of the wild turkey beard express feather-type beta keratins. Journal of Experimental Zoology. Part B, Molecular and Developmental Evolution. 297: 27-34. PMID 12955841 DOI: 10.1002/Jez.B.17  0.358
2003 Sawyer RH, Knapp LW. Avian skin development and the evolutionary origin of feathers. Journal of Experimental Zoology. Part B, Molecular and Developmental Evolution. 298: 57-72. PMID 12949769 DOI: 10.1002/Jez.B.26  0.41
2003 Sawyer RH, Salvatore BA, Potylicki TT, French JO, Glenn TC, Knapp LW. Origin of feathers: Feather beta (beta) keratins are expressed in discrete epidermal cell populations of embryonic scutate scales. Journal of Experimental Zoology. Part B, Molecular and Developmental Evolution. 295: 12-24. PMID 12548540 DOI: 10.1002/Jez.B.5  0.386
2002 Alibardi L, Sawyer RH. Immunocytochemical analysis of beta keratins in the epidermis of chelonians, lepidosaurians, and archosaurians. The Journal of Experimental Zoology. 293: 27-38. PMID 12115916 DOI: 10.1002/Jez.10145  0.327
2000 Sawyer RH, Glenn T, French JO, Mays B, Shames RB, Barnes GL, Rhodes W, Ishikawa Y. The Expression of beta (β) keratins in the epidermal appendages of reptiles and birds American Zoologist. 40: 530-539. DOI: 10.1668/0003-1569(2000)040[0530:Teobki]2.0.Co;2  0.453
1995 Barnes GL, Sawyer RH. Histidine-rich protein B of embryonic feathers is present in the transient embryonic layers of scutate scales. The Journal of Experimental Zoology. 271: 307-14. PMID 7722473 DOI: 10.1002/Jez.1402710408  0.341
1994 Hee Kyung Song, Carver WE, Sawyer RH. Pattern formation in chick feather development: Distribution of β1- integrin in normal and scaleless embryos Developmental Dynamics. 200: 129-143. PMID 7522651 DOI: 10.1002/Aja.1002000205  0.348
1994 Shames RB, Bade BC, Sawyer RH. Role of epidermal-dermal tissue interactions in regulating tenascin expression during development of the chick scutate scale Journal of Experimental Zoology. 269: 349-366. PMID 7520479 DOI: 10.1002/Jez.1402690408  0.312
1993 Knapp LW, Shames RB, Barnes GL, Sawyer RH. Region-specific patterns of beta keratin expression during avian skin development Developmental Dynamics. 196: 283-290. PMID 7693054 DOI: 10.1002/Aja.1001960411  0.391
1992 Zeltinger J, Sawyer RH. Avian scale development XVII: The epidermis of the scaleless (sc/sc) anterior metatarsal skin is determined, but the dermis lacks permissive cues for the patterned expression of the determined state Developmental Dynamics. 193: 58-69. PMID 1540706 DOI: 10.1002/Aja.1001930109  0.383
1992 Zeltinger J, Sawyer RH. Avian scale development. XVI. Epidermal commitment to terminal differentiation is prior to definitive scale ridge formation Developmental Biology. 149: 55-65. PMID 1370224 DOI: 10.1016/0012-1606(92)90263-G  0.377
1991 Shames RB, Jennings AG, Sawyer RH. Expression of the cell adhesion molecules, L-CAM and N-CAM during avian scale development Journal of Experimental Zoology. 257: 195-207. PMID 1990052 DOI: 10.1002/Jez.1402570208  0.302
1991 Knapp LW, Linser PJ, Carver WE, Sawyer RH. Biochemical identification and immunological localization of two non-keratin polypeptides associated with the terminal differentiation of avian scale epidermis Cell and Tissue Research. 265: 535-545. PMID 1723932 DOI: 10.1007/Bf00340877  0.396
1991 Shames RB, Knapp LW, Carver WE, Sawyer RH. Region-specific expression of scutate scale type beta keratins in the developing chick beak Journal of Experimental Zoology. 260: 258-266. PMID 1719123 DOI: 10.1002/Jez.1402600215  0.391
1991 Shames RB, Jennings AG, Sawyer RH. The initial expression and patterned appearance of tenascin in scutate scales is absent from the dermis of the scaleless (sc/sc) chicken Developmental Biology. 147: 174-186. PMID 1715300 DOI: 10.1016/S0012-1606(05)80016-8  0.368
1991 Zeltinger J, Sawyer RH. Avian scale development. XIII. Epidermal germinative cells are committed to appendage-specific differentiation and respond to patterned cues in the dermis Developmental Biology. 144: 335-352. PMID 1707017 DOI: 10.1016/0012-1606(91)90426-4  0.387
1990 Carver WE, Knapp LW, Sawyer RH. β-keratin expression in avian tongue cell aggregates Journal of Experimental Zoology. 256: 333-338. PMID 1701192 DOI: 10.1002/Jez.1402560313  0.375
1990 Sawyer RH. Avian Scale Development XIV: A Study of Cell Proliferation in the Epidermis of the Scaleless, sc/sc, Mutant. (Morphogenesis/skin/cell proliferation/induction) Development, Growth and Differentiation. 32: 217-222. DOI: 10.1111/J.1440-169X.1990.00217.X  0.306
1989 Shames RB, Knapp LW, Carver WE, Washington LD, Sawyer RH. Keratinization of the outer surface of the avian scutate scale: Interrelationship of alpha and beta keratin filaments in a cornifying tissue Cell and Tissue Research. 257: 85-92. PMID 2473837 DOI: 10.1007/Bf00221637  0.345
1989 Carver WE, Sawyer RH. Immunocytochemical localization and biochemical analysis of α and β keratins in the avian lingual epithelium American Journal of Anatomy. 184: 66-75. PMID 2464920 DOI: 10.1002/Aja.1001840108  0.371
1988 Fisher CJ, Knapp LW, Sawyer RH. Retinoic acid induction of featherlike structures from reticulate scales. Teratology. 38: 321-8. PMID 3238592 DOI: 10.1002/Tera.1420380404  0.358
1988 Shames RB, Knapp LW, Carver WE, Sawyer RH. Identification, expression, and localization of beta keratin gene products during development of avian scutate scales Differentiation. 38: 115-123. PMID 2463202 DOI: 10.1111/J.1432-0436.1988.Tb00205.X  0.391
1988 Carver WE, Sawyer RH. Avian scale development: XI. Immunoelectron microscopic localization of α and β keratins in the scutate scale Journal of Morphology. 195: 31-43. PMID 2448486 DOI: 10.1002/Jmor.1051950104  0.426
1987 Carver WE, Sawyer RH. Development and keratinization of the epidermis in the common lizard, Anolis carolinensis Journal of Experimental Zoology. 243: 435-443. PMID 2445898 DOI: 10.1002/Jez.1402430310  0.356
1987 Shames RB, Sawyer RH. Expression of beta-keratin genes during development of avian skin appendages Current Topics in Developmental Biology. 22: 235-253. PMID 2443313 DOI: 10.1016/S0070-2153(08)60106-4  0.433
1986 Shames RB, Sawyer RH. Expression of β keratin genes during skin development in normal and sc sc chick embryos Developmental Biology. 116: 15-22. PMID 2426144 DOI: 10.1016/0012-1606(86)90038-2  0.406
1986 Haake AR, Sawyer RH. Differences in the histogenesis and keratin expression of avian extraembryonic ectoderm and endoderm recombined with dermis Developmental Biology. 113: 295-304. PMID 2419184 DOI: 10.1016/0012-1606(86)90165-X  0.419
1985 König G, Sawyer RH. Analysis of morphogenesis and keratinization in transfilter recombinants of feather-forming skin Developmental Biology. 109: 381-392. PMID 2581831 DOI: 10.1016/0012-1606(85)90464-6  0.358
1984 Dhouailly D, Sawyer RH. Avian scale development. XI. Initial appearance of the dermal defect in scaleless skin Developmental Biology. 105: 343-350. PMID 6479443 DOI: 10.1016/0012-1606(84)90291-4  0.32
1984 Haake AR, König G, Sawyer RH. Avian feather development: Relationships between morphogenesis and keratinization Developmental Biology. 106: 406-413. PMID 6209181 DOI: 10.1016/0012-1606(84)90240-9  0.354
1984 Fisher CJ, O'Guin WM, Sawyer RH. Altered keratin biosynthesis follows inhibition of scale morphogenesis by hydrocortisone. Developmental Biology. 106: 45-52. PMID 6208069 DOI: 10.1016/0012-1606(84)90059-9  0.339
1982 McAleese SR, Sawyer RH. Avian scale development. IX. Scale formation by scaleless ( sc sc) epidermis under the influence of normal scale dermis Developmental Biology. 89: 493-502. PMID 6173278 DOI: 10.1016/0012-1606(82)90337-2  0.365
1982 O'Guin WM, Knapp LW, Sawyer RH. Biochemical and immunohistochemical localization of alpha and beta keratin in avian scutate scales Journal of Experimental Zoology. 220: 371-376. DOI: 10.1002/Jez.1402200312  0.341
1980 Sawyer RH, Borg TK. Avian scale development. VII. Normal keratinization follows abnormal morphogenesis of reticulate scales from the "scaleless" mutant. Journal of Morphology. 166: 197-202. PMID 30157606 DOI: 10.1002/Jmor.1051660206  0.349
1979 Sawyer RH, Borg TK. Avian scale development. VI. Ultrastructure of the keratinizing cells of reticulate scales. Journal of Morphology. 161: 111-121. PMID 30189714 DOI: 10.1002/Jmor.1051610107  0.341
1979 Mirkes PE, Sawyer RH. Abnormal scale morphogenesis: Relationship of polypeptide patterns to action of the scaleless gene Journal of Experimental Zoology. 208: 195-199. PMID 469483 DOI: 10.1002/Jez.1402080207  0.312
1979 Sawyer RH. Avian scale development: Effect of the scaleless gene on morphogenesis and histogenesis Developmental Biology. 68: 1-15. PMID 437312 DOI: 10.1016/0012-1606(79)90239-2  0.326
1978 Sawyer RH. Keratogenic metaplasia of the avian chorionic epithelium: Absence of the Beta stratum which characterizes the epidermis of the avian scutellate scale Journal of Experimental Zoology. 205: 225-241. DOI: 10.1002/Jez.1402050207  0.376
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