| Appeltant, R.; Hermes, R.; Holtze, S.; Modina, S.C.; Galli, C.; Bjarkadottir, B.D.; Adeniran, B.V.; Xi Wei; Swegen, A.; Hildebrandt, T.B.; Williams, S.A., 2023. The neonatal southern white rhinoceros ovary contains oogonia in germ cell nests. Communications Biology 6, Article number: 1049: 1-12 - https://doi.org/10.1038/s42003-023-05256-5
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| Hildebrandt, T.B.; Holtze, S.; Colleoni, S.; Hermes, R.; Stejskal, J.; Lekolool, I.; Ndeereh, D.; Omondi, P.; Kariuki, L.; Mijele, D.; Mutisya, S., Ngulu, S., Diecke, S., Hayashi, K., Lazzari, G., Mori, B., Biasetti, P., Quaggio, A., Galli, C., Goeritz, F., 2023. In vitro fertilization program in white rhinoceros. Reproduction 166: 383–399
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| Rickard, J.P. ; Pool, K.; Graaf, S.P. de; Portas, T.; Rourke, N.; Wiesner, M.; Hildebrandt, T.B.; Goeritz, F.; Hermes, R., 2022. Increasing the yield and cryosurvival of spermatozoa from rhinoceros ejaculates using the enzyme Papain. Biology 11 (154): 1-16 - doi.org/10.3390/biology11020154
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| Biasetti, P.; Hildebrandt, T.B.; Goeritz, F.; Hermes, R.; Holtze, S.; Galli, C.; Lazzari, G.; Colleoni, S; Pollastri, I.; Spiriti, M.M.; Stejskal, J., Seet, S., Swilling, J., Ngulu, S., Mutisya, S., Kariuki, L., Lokolool, I., Omondo, P., Ndeereh, D., de Mori, B., 2022. Ethical analysis of the application of assisted reproduction technologies in biodiversity conservation and the case of white rhinoceros (Ceratotherium simum) ovum pick-up procedures. Frontiers in Veterinary Science 9: 1-15
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| Hildebrandt, T.B.; Goeritz, F.; Hermes, R.; Holtze, S.; Seet, S.; Zwilling, J.; Diecke, S.; Zywitza, V.; Hayashi, M.; Lazzari, G.; Colleoni, S., Renfree, M., Stejskal, J., De Mon, B., Biasetti, P., Galli, C., 2022. BioRescue – New conservation strategy to save critically endangered species. BIAZA Research Committee Conference July 2021: Book of Abstracts: p. 29-30
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| Zywitza, V.; Frahm, S.; Krueger, N.; Drukker, M.; Hildebrandt, T.B.; Diecke, S.; Weise, A.; Goeritz, F.; Hermes, R.; Holtze, S.; Colleoni, S., 2022. Induced pluripotent stem cells and cerebral organoids from the critically endangered Sumatran rhinoceros. iScience 25, 105414 Nov 18, 2022: 1-16, 3 figures with supplementary material, https://doi.org/10.1016/j.isci.2022.105414
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| Zywitza, V.; Frahm, S.; Krueger, N.; Drukker, M.; Hildebrandt, T.B.; Diecke, S.; Weise, A.; Goeritz, F.; Hermes, R.; Holtze, S.; Colleoni, S., 2022. Induced pluripotent stem cells and cerebral organoids from the critically endangered Sumatran rhinoceros. iScience 25, 105414 Nov 18, 2022: 1-16, 3 figures with supplementary material, https://doi.org/10.1016/j.isci.2022.105414
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| Hildebrandt, T.B.; Hermes, R.; Goeritz, F.; Appeltant, R.; Colleoni, S.; Mori, B.de; Diecke, S.; Drukker, M.; Galli, C.; Hayashi, K.; Lazzari, G.; Loi, P.; Payne, J.; Renfree, M.; Seet, S.; Stejskal, J.; and 5 others, 2021. The ART of bringing extinction to a freeze - history and future of species conservation, exemplified by rhinos. Theriogenology 169: 76-88 - https://doi.org/10.1016/j.theriogenology.2021.04.006
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| Hermes, R.; Goeritz, F.; Wiesner, M.; Richter, N.; Mulot, B.; Alerte, V.; Smith, S.; Bouts, T.; Hildebrandt, T.B., 2020. Parturition in white rhinoceros. Theriogenology 156: 181-188 - https://doi.org/10.1016/j.theriogenology.2020.06.035
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| Hildebrandt, T.B.; Hermes, R.; Colleoni, S.; Diecke, S.; Holtze, S.; Renfree, M.B.; Stejskal, J.; Hayashi, K.; Drukker, M.; Loi, P.; Goerlitz, F., Lazzari, G., Galli, C., 2018. Embryos and embryonic stem cells from the white rhinoceros. Nature Communications 9:2589 - DOI: 10.1038/s41467-018-04959-2: 1-10
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| Goeritz, F.; Hermes, R.; Walzer, C.; Zainuddin, Z.Z.; Payne, J.; Hildebrandt, T.B., 2016. Etorphine free anesthesia protocols optimized for frequent reproductive interventions ranging from semen collection, artificial insemination to Ovum-Pick-Up (OPU) in four rhino species (abstract). In: Scientific program of the 15th International Elephant & Rhino conservation and research symposium, Singapore, November 14-18, 2016, pp. 50-51
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| Hildebrandt, T.B.; Goeritz, F.; Diecke, S.; Drukker, M.; Galli, C.; Hayashi, K.; Holtze, S.; Lazzari, G.; Payne, J.; Saragusty, J.; Seet, S., Stejskal, J., Zainuddin, Z.Z., Hermes, R., 2016. New strategies in Sumatran and northern white rhinoceros conservation based on advanced assisted reproduction techniques combined with cellular technologies (abstract). In: Scientific program of the 15th International Elephant & Rhino conservation and research symposium, Singapre, November 14-18, 2016, p. 50
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| Fiuza, R.; Hermes, R.; Goeritz, F.; Zainuddin, Z.Z.; Kretzschmar, P.; Payne, J.; Hildebrandt, T.B., 2015. The Sabah Rhino Breeding Programme: reproductive pathology and its clinical implications in wild-caught Sumatran rhinoceroses. Proceedings of the 10th International Conference on Behaviour, Physiology and Genetics of Wildlife, Berlin: p. 70
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| Ryder, O.A.; Hermes, R.; Goeritz, F.; Durrant, B.; Stejskal, J.; Hrudy, J.; Vahala, J.; Loring, J.F.; Hildebrandt, T.B., 2015. The plight of the northern white rhinoceros: is there still hope to prevent extinction?. Proceedings of the International Conference on Diseases of Zoo and Wild Animals 2015: 1
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| Ryder, O.A.; Hermes, R.; Goeritz, F.; Durrant, B.; Stejskal, J.; Hrudy, J.; Vahala, J.; Loring, J.F.; Hildebrandt, T.B., 2015. Press release: Reproduction and stem cell researchers set up a rescue plan for Northern White Rhino. Press release of the Leibniz Institute in Berlin December 2015: 1
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| Ryder, O.; Hermes, R.; Goeritz, F.; Durrant, B.; Stejskal, J.; Hrudy, J.; Vahala, J.; Loring, J.F.; Hildebrandt, T.B., 2015. The plight of northern White rhinoceros (Ceratotherium simum cottoni): Is there still hope to prevent extinction? (abstract). In: Proceedings of the International Conference on diseases of zoo and wild animals (May 13-16) Barcelona: 75
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| Galateanu, G.; Hildebrandt, T.B.; Maillot, A.; Etienne, P.; Potier, R.; Mulot, B.; Saragusty, J.; Hermes, R., 2013. One small step for rhinos, one giant leap for wildlife management- imaging diagnosis of bone pathology in distal limb. PLoS ONE 8 (7): e68493. doi:10.1371/journal.pone.0068493
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| Behr, B.; Rath, D.; Hildebrandt, T.B.; Goeritz, F.; Blottner, S.; Portas, T.J.; Bryant, B.R.; Sieg, B.; Knieriem, A.; Graaf, S.P.de; Maxwell, W.M.C., Hermes, R., 2009. Germany/Australia index of sperm sex sortability in elephants and rhinoceros. Reproduction in Domestic Animals 44: 273-277
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| Behr, B.; Rath, D.; Mueller, P.; Hildebrandt, T.B.; Goeritz, F.; Braun, B.C.; Laehy, T.; Graaf, S.P. de; Maxwell, W.M.C.; Hermes, R., 2009. Feasibility of sex-sorting sperm from the white and the black rhinoceros (Ceratotherium simum, Diceros bicornis). Theriogenology 72 (3): 353-364
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| Reid, C.E.; Hermes, R.; Blottner, S.; Goeritz, F.; Wibbelt, G.; Walzer, C.; Bryant, B.R.; Portas, T.J.; Streich, W.J.; Hildebrandt, T.B., 2009. Split-sample comparison of directional and liquid nitrogen vapour freezing method on post-thaw semen quality in white rhinoceroses (Ceratotherium simum simum and Ceratotherium simum cottoni). Theriogenology 71 (2): 275-291
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| Hildebrandt, T.B.; Hermes, R.; Walzer, C.; Sos, E.; Molnar, V.; Mezosi, L.; Schnorrenberg, A.; Silinski, S.; Streich, J.; Schwarzenberger, F.; Goeritz, F., 2007. Artificial insemination in the anoestrous and the postpartum white rhinoceros using GnRH analogue to induce ovulation. Theriogenology 67: 1473-1484, figs. 1-4, tabs. 1-2
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| Hermes, R.; Goeritz, F.; Walzer, C.; Blottner, S.; Silinski, S.; Schwarzenberger, F.; Hoechle, W.; Cordes, M.; Hildebrandt, T.B., 2007. Improvement of male fertility by long-term beta-carotene supplementation in white rhinoceroses (Ceratotherium simum). Proceedings of the Conference of the Nutrition Advisory Group (NAG) of the American Zoo and Aquarium Association (AZA) no.7: 37
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| Hermes, R.; Hildebrandt, T.B.; Walzer, C.; Goeritz, F.; Patton, M.L.; Silinski, S.; Anderson, M.J.; Reid, C.E.; Wibbelt, G.; Tomasova, K.; Schwarzenberger, F., 2006. The effect of long non-reproductive periods on the genital health in captive female white rhinoceroses (Ceratotherium simum simum, C.s.cottoni). Theriogenology 65: 1492-1515, figs. 1-6
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| Walzer, C.; Goeritz, F.; Hermes, R.; Sos, E.; Molnar, V.; Hildebrandt, T.B.; Schwarzenberger, F., 2006. The anaesthesia of different rhino species - why teamwork is a crucial element?. Proceedings of the Conference on Anaesthesia and Surgery of zoo and exotic animals. Budapest, 2006, marcius 17-19, pp. 11-16
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| Kretzschmar, P.; Hermes, R.; Hildebrandt, T.B.; Andau, P.; Sentenial, N.; Symphorosa, S.; Goeritz, F.; Walzer, C.; Schwarzenberger, F.; Schaffer, N., 2006. Assisted reproduction program in the Sumatran rhinoceros (Dicerorhinus sumatrensis harrissonii). Proceedings of the International Symposium on physiology and ethology of wild and zoo animals 6: 132-133
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| Hermes, R.; Hildebrandt, T.B.; Portas, T.J.; Goeritz, F.; Bryant, B.R.; Kretzschmar, P.; Walzer, C.; Schaffer, N.; Ladds, P.; Blottner, S., 2006. Testis and epididymis ultrasonography and fine-needle biopsy in the rhinoceros for tumor and fertility diagnosis. Proceedings of the European Association of Zoo- and Wildlife Veterinarians 2006: 1-2
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| Sos, E.; Molnar, V.; Hermes, R.; Schwarzenberger, F.; Mezos, L.; Kacskovic, I.; Hildebrandt, T.B.; Walzer, C.; Goeritz, F.; Silinski, S., 2006. Pregnancy monitoring and a parturition emergency plan of a southern white rhinoceros (Ceratotherium simum simum). Proceedings of the European Associaton of Zoo- and Wildlife Veterinarians 6: 1-6
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| Molnar, V.; Sos, E.; Mezos, L.; Jakab, C.S.; Rigo, D.; Garamvolgyi, R.; Petrasi, Z.S.; Bogner, P.; Hildebrandt, T.B.; Goeritz, F.; Walzer, C., Hermes, R., 2006. A seemingly normal parturition and a stillbirth of a southern white rhinoceros (Ceratotherium simum simum). Proceedings of the European Associaton of Zoo- and Wildlife Veterinarians 6: 1-4
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| Hermes, R.; Hildebrandt, T.B.; Blottner, S.; Walzer, C.; Silinski, S.; Patton, M.L.; Wibbelt, G.; Schwarzenberger, F.; Goeritz, F., 2005. Reproductive soundness of captive southern and northern white rhinoceroses (Ceratotherium simum simum, C.s.cottoni): evaluation of male genital tract morphology and semen quality before and after cryopreservation. Theriogenology 63: 219-238, figs. 1-2, tables 1-7
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| Hermes, R.; Goeritz, F.; Walzer, C.; Sos, E.; Tomasova, K.; Molnar, V.; Mezosi, L.; Schwarzenberger, F.; Hildebrandt, T.B., 2005. Assisted reproduction and artifical insemination in rhinoceroses. Proceedings of the Conference on Reproduction biology of zoo animals, captive breeding programmes. Budapest, 2005, marcius 18-20: p. 6
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| Hermes, R.; Bryant, B.; Goeritz, F.; Portas, T.; Thorne, A.; O'Brien, J.; Hildebrandt, T.B., 2004. Testicular neoplasia in a White rhinoceros (Ceratotherium simum): Fertility and assisted reproductive measures to minimize genetic loss. Proceedings of the AAZV, AAWV, WDA Joint Conference 2004: 383
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| Fritsch, G.; Frey, R.; Hermes, R.; Goeritz, F.; Strauss, G.; Wibbett, G.; Hildebrandt, T.B., 2004. Comparative study on rhinoceros head anatomy using endoscopy, computed tomography (CT) and gross anatomy. Proceedings of the AAZV, AAWV, WDA Joint Conference 2004: 128-129, 1 table
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| Hermes, R.; Goeritz, F.; Walzer, C.; Blottner, S.; Siliniski, S.; Schwarzenberger, F.; Joechle, W.; Cordes, M.; Hildebrandt, T.B., 2003. Improvement of male fertility by long-term beta-carotene supplementation in white rhinoceroses (Ceratotherium simum). In Ward A, Brooks M, Maslanka M, Eds. Proceedings of the Fifth Conference on Zoo and Wildlife Nutrition, AZA Nutrition Advisory Group, Minneapolis, MN
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| Hermes, R.; Goeritz, F.; Walzer, C.; Blottner, S.; Siliniski, S.; Schwarzenberger, F.; Joechle, W.; Cordes, M.; Hildebrandt, T.B., 2003. Improvement of male fertility by long term beta-carotene supplementation in White rhinoceroses (Ceratotherium simum). Proceedings of the American Association of Zoo Veterinarians 2003: 23
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| Hermes, R.; Goeritz, F.; Blottner, S.; Walzer, C.; Schwarzenberger, F.; Hildebrandt, T.B., 2002. Semen collection, sperm assessment and cryo-preservation in African rhinoceroses: p. 182
| In: Schwammer, H.M. et al. A research update on elephants and rhinos: proceedings of the International Elephant and Rhino Research Symposium, Vienna, June 7-11, 2001. Muenster, Schuling: pp. 1-352 |
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| Schwarzenberger, F.; Walzer, C.; Tomasova, K.; Goeritz, F.; Hildebrandt, T.; Hermes, R., 2002. An IRF/ SOS Rhino sponsored integrated approach to enhance the reproductive performance of white rhinoceroses in the EEP: pp. 219-221
| In: Schwammer, H.M. et al. A research update on elephants and rhinos: proceedings of the International Elephant and Rhino Research Symposium, Vienna, June 7-11, 2001. Muenster, Schuling: pp. 1-352 |
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| Walzer, C.; Goeritz, F.; Hermes, R.; Hildebrandt, T.; Schwarzenberger, F., 2002. Anesthesia management in white rhinos for reproductive evaluation, semen collection and AI - a team approach: pp. 237-241, maps 1-2
| In: Schwammer, H.M. et al. A research update on elephants and rhinos: proceedings of the International Elephant and Rhino Research Symposium, Vienna, June 7-11, 2001. Muenster, Schuling: pp. 1-352 |
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| Hermes, R.; Hildebrandt, T.B.; Schwarzenberger, F.; Walzer, C.; Blottner, S.; Goeltenboth, R.; Jakob, W.; Goeritz, F., 2002. Reproductive assessment and development of artificial insemination in the white rhinoceros (Ceratotherium simum simum): pp. 28-29
| In: Aubery, L. et al. Proceedings of the [second] Rhino Keepers' Workshop 2001, Zoological Society of San Diego May 7-10, 2001. San Diego, Zoological Society |
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| Hermes, R.; Hildebrandt, T.B.; Schwarzenberger, F.; Walzer, C.; Fritsch, G.; Goeritz, F., 2002. Reproductive disorders in white rhinoceroses and the value of ultrasonographic assessment: p. 314
| In: Schwammer, H.M. et al. A research update on elephants and rhinos: proceedings of the International Elephant and Rhino Research Symposium, Vienna, June 7-11, 2001. Muenster, Schuling: pp. 1-352 |
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| Hermes, R.; Hildebrandt, T.B.; Schwarzenberger, F.; Walzer, C.; Fritsch, G.; Goeritz, F., 2001. Reproductive disorders in white rhinoceros and the value of ultrasonographic assessment: p. 74
| In: Schwammer, H.M. et al. Recent research on elephants and rhinos: Abstracts of the International Elephant and Rhino Research Symposium, June 7-11, 2001. Vienna, Zoologischer Garten: pp. 1-80 |
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| Hermes, R.; Goeritz, F.; Blottner, S.; Walzer, C.; Schwarzenberger, F.; Hildebrandt, T.B., 2001. Semen collection, sperm assessment and cryo-preservation in African rhinoceroses: p. 42
| In: Schwammer, H.M. et al. Recent research on elephants and rhinos: Abstracts of the International Elephant and Rhino Research Symposium, June 7-11, 2001. Vienna, Zoologischer Garten: pp. 1-80 |
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| Schwarzenberger, F.; Walzer, C.; Tomasova, K.; Goeritz, F.; Hildebrandt, T.; Hermes, R., 2001. An IRF/ SOS Rhino sponsored integrated approach to enhance the reproductive performance of white rhinoceroses in the EEP: p. 48
| In: Schwammer, H.M. et al. Recent research on elephants and rhinos: Abstracts of the International Elephant and Rhino Research Symposium, June 7-11, 2001. Vienna, Zoologischer Garten: pp. 1-80 |
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| Walzer, C.; Goeritz, F.; Hermes, R.; Hildebrandt, T.; Schwarzenberger, F., 2001. Anesthesia management in white rhinos for reproductive evaluation, semen collection and AI: pp. 50-51
| In: Schwammer, H.M. et al. Recent research on elephants and rhinos: Abstracts of the International Elephant and Rhino Research Symposium, June 7-11, 2001. Vienna, Zoologischer Garten: pp. 1-80 |
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| Hermes, R.; Hildebrandt, T.B.; Walzer, C.; Goeritz, F.; Schwarzenberger, F., 2001. Reproductive assessment in the captive white rhinoceros - current standing: pp. iv-viii, figs. 1-4
| In: Ochs, A. International studbook for the African white rhinoceros, Ceratotherium simum (Burchell, 1817), 01.01.2001 Ninth edition. Berlin, Zoologischer Garten: pp. i-ix, 1-335 |
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