Poulakis, G.R. & Wyffels, J.T. & Fortman, P.E. & Wooley, A.K. & Heath, L.B. & Yakich, D.M. & Wilson, P.W. (2024)
Morphology, composition, and deterioration of the embryonic rostral sheath of the smalltooth sawfish (Pristis pectinata). Fishery Bulletin, 122(3), 76–88
DOI: 10.7755/FB.122.3.2

Adams, L. & Wyffels, J.T. & Goodwin, B. & Munson, R. & Le Borgne, L. & Feldheim, K.A. & Lyons, K. (2024)
Monitoring egg fertility, embryonic morbidity, and mortality in an oviparous elasmobranch using ultrasonography. Frontiers in Veterinary Science, 11, Article 1410377
DOI: 10.3389/fvets.2024.1410377

George, R.H. & Buckner, C. & Baine, K. & Steeil, J. & White, S. & Handsel, T. & Wyffels, J.T. (2024)
Surgical outcomes and complications associated with ovariectomy in the southern stingray Hypanus americanus. Frontiers in Veterinary Science, 11, Article 1410421
DOI: 10.3389/fvets.2024.1410421

Buckner, C. & George, R.H. & Bulman, F. & Durrett, J. & Handsel, T. & Wyffels, J.T. (2024)
Cesarian section and long-term outcomes for cownose rays (Rhinoptera bonasus). Frontiers in Veterinary Science, 11, Article 1411769
DOI: 10.3389/fvets.2024.1411769

Wyffels, J.T. & George, R. & Christiansen, E.F. & Clauss, T.M. & Newton, A.L. & Hyatt, M.W. & Buckner, C. & LePage, V. & Latson, F.E. & Penfold, L.M. (2022)
Reproductive Cycle and Periodicity of In Situ and Aquarium Female Sand Tiger Sharks Carcharias taurus from the Western North Atlantic. Frontiers in Marine Science, 9, Article 925749
DOI: 10.3389/fmars.2022.925749

Feldheim, K.A. & Wyffels, J.T. & Lyons, K. (2022)
The role of aquaria in the advancement of elasmobranch reproductive biology. Frontiers in Marine Science, 9, Article 963542
DOI: 10.3389/fmars.2022.963542

Wyffels, J.T. & Adams, L.M. & Bulman, F. & Fustukjian, A. & Hyatt, M.W. & Feldheim, K.A. & Penfold, L.M. (2021)
Artificial insemination and parthenogenesis in the whitespotted bamboo shark Chiloscyllium plagiosum. Scientific Reports, 11, Article 9966
DOI: 10.1038/s41598-021-88568-y

Shiffman, D.S. & Ajemian, M.J. & Carrier, C.J. & Daly-Engel, T.S. & Davis, M.M. & Dulvy, N.K. & Grubbs, R.D. & Hinojosa, N.A. & Imhoff, J. & Kolmann, M.A. & Nash, C.S. & Paig-Tran, E.W.M. & Peele, E.E. & Skubel, R.A. & Wetherbee, B.M. & Whitenack, L.B. & Wyffels, J.T. (2020)
Trends in Chondrichthyan Research: An Analysis of Three Decades of Conference Abstracts. Copeia, 108(1), 122–131
DOI: 10.1643/OT-19-179R

Wyffels, J.T. & George, R. & Adams, L. & Adams, C. & Clauss, T. & Newton, A. & Hyatt, M.W. & Yach, C. & Penfold, L.M. (2020)
Testosterone and semen seasonality for the sand tiger shark Carcharias taurus. Biology of Reproduction, 102(4), 876–887
DOI: 10.1093/biolre/ioz221

Furumitsu, K. & Wyffels, J.T. & Yamaguchi, A. (2019)
Reproduction and embryonic development of the red stingray Hemitrygon akajei from Ariake Bay, Japan. Ichthyological Research, 66(4), 419–436
DOI: 10.1007/s10228-019-00687-9

Mylniczenko, N.D. & Sumigama, S. & Wyffels, J.T. & Wheaton, C.J. & Guttridge, T.L. & Dirocco, S. & Penfold, L.M. (2019)
Ultrasonographic and hormonal characterization of reproductive health and disease in wild, semiwild, and aquarium-housed southern stingrays (Hypanus americanus). American Journal of Veterinary Research, 80(10), 931–942

Luer, C.A. & Walsh, C.J. & Bodine, A.B. & Wyffels, J.T. (2007)
Normal embryonic development in the clearnose skate, Raja eglanteria, with experimental observations on artificial insemination. Environmental Biology of Fishes, 80(2–3), 239–255
DOI: 10.1007/s10641-007-9219-4

Wyffels, J.T. & Luer, C.A. & Walsh, C.J. & Bodine, A.B. (2007)
In vivo exposure of clearnose skates, Raja eglanteria, to ionising X-radiation: Acute effects on the peripheral blood, spleen, and epigonal and Leydig organs. Fish & Shellfish Immunology, 23(2), 401–418
DOI: 10.1016/j.fsi.2006.12.002

Wyffels, J.T. & Masuda, M. & Itoh, Y. (2005)
Developmental abnormalities in Scyliorhinus torazame [Abstract]. American Elasmobranch Society 21th Annual Meeting, Tampa, Florida

Wyffels, J.T. & Masuda, M. & Sakai, J. & Itoh, Y. (2005)
Transient anatomical features of Scyliorhinus torazame embryos [Abstract]. American Elasmobranch Society 21th Annual Meeting, Tampa, Florida

Wyffels, J.T. & Walsh, C.J. & Luer, C.A. & Bodine, A.B. (2005)
In vivo exposure of clearnose skates, Raja eglanteria, to ionizing X-radiation: acute effects on the thymus. Developmental and Comparative Immunology, 29(4), 315–331
DOI: 10.1016/j.dci.2004.08.005

Walsh, C.J. & Wyffels, J.T. & Bodine, A.B. & Luer, C.A. (2002)
Dexamethasone-induced apoptosis in immune cells from peripheral circulation and lymphomyeloid tissues of juvenile clearnose skates, Raja eglanteria. Developmental and Comparative Immunology, 26(7), 623–633
DOI: 10.1016/S0145-305X(02)00016-2

Wyffels, J.T. & Morris, J.A. & Wourms, J.P. & Bodine, A.B. & Snelson, F.F. (2000)
Ultrastructure of the diapausing eggs and uterine mucosa of Dasyatis say [Abstract]. American Elasmobranch Society 16th Annual Meeting, 14–20 June 2000, La Paz, Mexico

Wyffels, J.T. & Bodine, A.B. & Luer, C.A. & Walsh, C.J. (1997)
Development of the lymphomyeloid system in the Clearnose skate, Raja eglanteria [Abstract]. American Elasmobranch Society 13th Annual Meeting, 26 June–2 July 1997, Seattle, Washington

Bodine, A.B. & Castro, J.I. & Wyffels, J.T. & Shafer, G.J. & Rodgers, R.S. (1996)
Isolation, and characterization of carotenoid pigments from the Golden hammerhead, Sphyrna tudes [Abstract]. American Elasmobranch Society 12th Annual Meeting, June 13–19,1996 New Orleans, Louisiana, U.S.A.

Walsh, C.J. & Luer, C.A. & Bodine, A.B. & Wyffels, J.T. & Litman, G.W. & Anderson, M.K. & Rast, J.P. (1996)
The immune system of the clearnose skate, Raja eglanteria [Abstract]. American Elasmobranch Society 12th Annual Meeting, June 13–19,1996 New Orleans, Louisiana, U.S.A.

Wyffels, J.T. & Bodine, A.B. & Mason, B. & Bruels, M. & Luer, C.A. & Walsh, C.J. (1996)
Acute effects of total body irradiation on juvenile clearnose skates, Raja eglanteria [Abstract]. American Elasmobranch Society 12th Annual Meeting, June 13–19,1996 New Orleans, Louisiana, U.S.A.

Luer, C.A. & Walsh, C.J. & Bodine, A.B. & Wyffels, J.T. & Scott, T.R. (1995)
The Elasmobranch Thymus: Anatomical, Histological, and Preliminary Functional Characterization. Journal of Experimental Zoology, 273, 342–354