Lucila Babio (PhD, Zoology) - Vitellogenesis in the shortfinned eel, Anguilla australis: physiology of vitellogenin uptake and its receptor(s).
Sisitha Ramachandra (PhD, Zoology) - The effect of different hormones and the changes in the molecular bases of fresh water eels during silvering.
Erica Donlon (MSc, Marine Science) - Growth, developmental rates, and ageing methods of the midget octopus Octopus huttoni.
Publications
Babio, L., Damsteegt, E. L., & Lokman, P. M. (2023). Lipoprotein receptors in ovary of eel, Anguilla australis: Molecular characterisation of putative vitellogenin receptors. Fish Physiology & Biochemistry. Advance online publication. doi: 10.1007/s10695-023-01169-6
Journal - Research Article
Muncaster, S., Goikoetxea, A., Lokman, P. M., De Farias e Moraes, C. E., Damsteegt, E. L., Edgecombe, J., Gemmell, N. J., & Todd, E. V. (2023). Genes involved in sex differentiation, epigenetic reprogramming, and cell fate regulate sex change in a wrasse. Reviews in Fish Biology & Fisheries. Advance online publication. doi: 10.1007/s11160-022-09755-2
Journal - Research Article
Nguyen, A. T., Dao, H. T., Quang, H. T., Hagihara, S., Lokman, P. M., & Damsteegt, E. L. (2022). Genetic Diversity and Population Structure of the Giant Mottled Eel, Anguilla marmorata Quoy & Gaimard, 1824 in Central Vietnam. Fishes, 7, 286. doi: 10.3390/fishes7050286
Journal - Research Article
Babio, L., Damsteegt, E. L., Akhavan, S. R., & Lokman, M. (2022). The biology of making an egg: A fish's perspective. In A. E.-D. A. Bekhit (Ed.), Fish roe: Biochemistry, products, and safety. (pp. 19-40). London, UK: Academic Press. doi: 10.1016/B978-0-12-819893-3.00003-5
Chapter in Book - Research
Nguyen, A. T., Damsteegt, E. L., Chia, J. H. Z., Kazeto, Y., & Lokman, P. M. (2022). Effects of gonadotropins, 11-ketotestosterone, and insulin-like growth factor-1 on target gene expression and growth of previtellogenic oocytes from shortfinned eels, Anguilla australis, in vitro. Fish Physiology & Biochemistry, 48, 853-867. doi: 10.1007/s10695-022-01090-4
Journal - Research Article
Babio, L., Lokman, P. M., Damsteegt, E. L., & Dutoit, L. (2022). Are cell junctions implicated in the regulation of vitellogenin uptake? Insights from an RNAseq-based study in eel, Anguilla australis. Cells, 11, 550. doi: 10.3390/cells11030550
Journal - Research Article
Goikoetxea, A., Muncaster, S., Todd, E. V., Lokman, P. M., Robertson, H. A., De Farias e Moraes, C. E., Damsteegt, E. L., & Gemmell, N. J. (2021). A new experimental model for the investigation of sequential hermaphroditism. Scientific Reports, 11(1), 22881. doi: 10.1038/s41598-021-02063-y
Journal - Research Article
Mulligan, M. R., Jenkins, D. E., Damsteegt, E., Beck, C., & Bicknell, L. S. (2021). The developmental effects of disrupting DONSON: A gene involved in genetic microcephaly. New Zealand Medical Journal, 134(1537), (pp. 115). Retrieved from https://www.nzma.org.nz/journal
Conference Contribution - Published proceedings: Abstract
Falahati, A., Ozaki, Y., Damsteegt, E. L., Zadmajid, V., Freeman, K. J., & Lokman, P. M. (2021). Spatiotemporal expression of activin receptor-like kinase-5 and bone morphogenetic protein receptor type II in the ovary of shortfinned eel, Anguilla australis. Comparative Biochemistry & Physiology Part B, 251, 110509. doi: 10.1016/j.cbpb.2020.110509
Journal - Research Article
Goikoetxea, A., Damsteegt, E. L., Todd, E. V., McNaughton, A., Gemmell, N. J., & Lokman, P. M. (2020). An in vitro ovarian explant culture system to examine sex change in a hermaphroditic fish. PeerJ, 8, e10323. doi: 10.7717/peerj.10323
Journal - Research Article
Damsteegt, E. L., Thomson-Laing, G., Wylie, M. J., & Lokman, P. M. (2020). Effects of estradiol and 11-ketotestosterone pre-treatment on artificial induction of maturation in silver female shortfinned eels (Anguilla australis). PLoS ONE, 15(2), e0229391. doi: 10.1371/journal.pone.0229391
Journal - Research Article
Damsteegt, E. L., Hassan, Z., Hewawasam, N. V., Sarnsamak, K., Jones, P. M., & Hauge-Evans, A. C. (2019). A novel role for somatostatin in the survival of mouse pancreatic beta cells. Cellular Physiology & Biochemistry, 52, 486-502. doi: 10.33594/000000035
Journal - Research Article
Thomas, J. T., Todd, E. V., Muncaster, S., Lokman, P. M., Damsteegt, E. L., Liu, H., … Gemmell, N. J. (2019). Conservation and diversity in expression of candidate genes regulating socially-induced female-male sex change in wrasses. PeerJ, 7, e7032. doi: 10.7717/peerj.7032
Journal - Research Article
Lokman, P. M., Thomson-Laing, G., Heinsbroek, L. T. N., Jéhannet, P., Swinkels, W., Palstra, A. P., & Damsteegt, E. L. (2019). Hormonal induction of maturation in female anguillids: Is there a future for the use of steroid implants? Proceedings of the Thematic Eel Group Meeting at Aquaculture Europe. Wageningen University. Retrieved from https://research.wur.nl/en/publications/hormonal-induction-of-maturation-in-female-anguillids-is-there-a-
Conference Contribution - Published proceedings: Abstract
Donlon, E. M. Y., Damsteegt, E. L., McKinnon, J., Higgins, F. A., & Lamare, M. D. (2019). Growth and age of the midget octopus, Octopus huttoni. Aquatic Ecology, 53(4), 689-706. doi: 10.1007/s10452-019-09719-y
Journal - Research Article
Ozaki, Y., Damsteegt, E. L., Setiawan, A. N., Miura, T., & Lokman, P. M. (2019). Expressional regulation of gonadotropin receptor genes and androgen receptor genes in the eel testis. General & Comparative Endocrinology, 280, 123-133. doi: 10.1016/j.ygcen.2019.04.020
Journal - Research Article
Jéhannet, P., Kruijt, L., Damsteegt, E. L., Swinkels, W., Heinsbroek, L. T. N., Lokman, P. M., & Palstra, A. P. (2019). A mechanistic model for studying the initiation of anguillid vitellogenesis by comparing the European eel (Anguilla anguilla) and the shortfinned eel (A. australis). General & Comparative Endocrinology, 279, 129-138. doi: 10.1016/j.ygcen.2019.02.018
Journal - Research Article
Thomson-Laing, G., Damsteegt, E. L., Nagata, J., Ijiri, S., Adachi, S., Todo, T., … Lokman, P. M. (2019). Synergistic effects of estradiol and 11-ketotestosterone on vitellogenin physiology in the shortfinned eel (Anguilla australis). Biology of Reproduction, 100(5), 1319-1332. doi: 10.1093/biolre/ioz007
Journal - Research Article
Thomas, J. T., Todd, E. V., Muncaster, S., Lokman, P. M., Damsteegt, E. L., Liu, H., … Gemmell, N. J. (2019). Conservation and diversity in expression of candidate genes regulating socially-induced female-male sex change in wrasses. PeerJ Preprints. doi: 10.7287/peerj.preprints.27461v1
Working Paper; Discussion Paper; Technical Report
Damsteegt, E. L., Wylie, M. J., & Setiawan, A. N. (2018). Does silvering or 11-ketotestosterone affect osmoregulatory ability in the New Zealand short-finned eel (Anguilla australis)? Journal of Comparative Physiology A, 204, 1017-1028. doi: 10.1007/s00359-018-1300-2
Journal - Research Article
Damsteegt, E. L., Davie, A., & Lokman, P. M. (2018). The evolution of apolipoprotein B and its mRNA editing complex: Does the lack of editing contribute to hypertriglyceridemia? Gene, 641, 46-54. doi: 10.1016/j.gene.2017.10.024
Journal - Research Article
Hauge-Evans, A. C., Damsteegt, E. L., Hassan, Z., & Jones, P. M. (2017). Somatostatin protects against palmitate-induced apoptosis and ER stress in pancreatic beta cells. Diabetologia, 60(Suppl. 1), (pp. S197). doi: 10.1007/s00125-017-4350-z
Conference Contribution - Published proceedings: Abstract
Damsteegt, E. L., McHugh, N., & Lokman, P. M. (2016). Storage by lyophilization: Resulting RNA quality is tissue dependent. Analytical Biochemistry, 511, 92-96. doi: 10.1016/j.ab.2016.08.005
Journal - Research Article
Lokman, P. M., Damsteegt, E. L., Wallace, J., Downes, M., Goodwin, S. L., Facoory, L. J., & Wylie, M. J. (2016). Dose-responses of male silver eels, Anguilla australis, to human chorionic gonadotropin and 11-ketotestosterone in vivo. Aquaculture, 463, 97-105. doi: 10.1016/j.aquaculture.2016.05.009
Journal - Research Article
Alqaisi, K. M., Lamare, M. D., Grattan, D. R., Damsteegt, E. L., Schneider, W. J., & Lokman, P. M. (2016). A comparative study of vitellogenesis in Echinodermata: Lessons from the sea star. Comparative Biochemistry & Physiology Part A, 198, 72-86. doi: 10.1016/j.cbpa.2016.04.013
Journal - Research Article
Damsteegt, E. L., Ozaki, Y., McCormick, S. P. A., & Lokman, P. M. (2016). Triacylglyceride physiology in the shortfinned eel, Anguilla australis: The effects of androgen. American Journal of Physiology: Regulatory, Integrative & Comparative Physiology, 310, R422-R431. doi: 10.1152/ajpregu.00149.2015
Journal - Research Article
Wylie, M. J., Closs, G. P., Damsteegt, E. L., & Lokman, P. M. (2016). Effects of salinity and temperature on artificial cultivation and early ontogeny of giant kokopu, Galaxias argenteus (Gmelin 1789). Aquaculture Research, 47(5), 1472-1480. doi: 10.1111/are.12605
Journal - Research Article
Zadmajid, V., Falahatimarvast, A., Damsteegt, E. L., Setiawan, A. N., Ozaki, Y., Shoae, A., & Lokman, P. M. (2015). Effects of 11-ketotestosterone and temperature on inhibin subunit mRNA levels in the ovary of the shortfinned eel, Anguilla australis. Comparative Biochemistry & Physiology Part B, 187, 14-21. doi: 10.1016/j.cbpb.2015.04.012
Journal - Research Article
Damsteegt, E. L., Falahatimarvast, A., McCormick, S. P. A., & Lokman, P. M. (2015). Triacylglyceride physiology in the short-finned eel, Anguilla australis: Changes throughout early oogenesis. American Journal of Physiology: Regulatory, Integrative & Comparative Physiology, 308(11), R935-R944. doi: 10.1152/ajpregu.00436.2014
Journal - Research Article
Damsteegt, E. L., Mizuta, H., Hiramatsu, N., & Lokman, P. M. (2015). How do eggs get fat? Insights into ovarian fatty acid accumulation in the shortfinned eel, Anguilla australis. General & Comparative Endocrinology, 221, (pp. 94-100). doi: 10.1016/j.ygcen.2014.12.019
Conference Contribution - Published proceedings: Full paper
Lokman, P. M., Wylie, M. J., Downes, M., Di Biase, A., & Damsteegt, E. L. (2015). Artificial induction of maturation in female silver eels, Anguilla australis: The benefits of androgen pre-treatment. Aquaculture, 437, 1111-1119. doi: 10.1016/j.aquaculture.2014.11.026
Journal - Research Article
Wylie, M. J., Closs, G. P., Damsteegt, E. L., & Lokman, P. M. (2014). Whitebait aquaculture in New Zealand using the Giant Kokopu, Galaxias argenteus: Effects of salinity and temperature on fertilisation and hatching rates. Proceedings of the World Aquaculture Meeting: Create, Nurture, Grow. (pp. 781). Retrieved from https://www.was.org/meetings/default.aspx?code=wa2014
Conference Contribution - Published proceedings: Abstract
Damsteegt, E. L., Mizuta, H., Ozaki, Y., Hiramatsu, N., Todo, T., Hara, A., … Lokman, P. M. (2014). Development and partial characterisation of an antiserum against apolipoprotein B of the short-finned eel, Anguilla australis. Journal of Comparative Physiology B, 184(5), 589-599. doi: 10.1007/s00360-014-0821-4
Journal - Research Article
Lokman, M., Forbes, E. L., Divers, S. L., Wylie, M. J., Wallace, J., & Ozaki, Y. (2013). Overriding gametogenic arrest: how much hCG to administer to reliably induce spermatogenesis in the shortfinned eel, Anguilla australis? Proceedings of the Endocrine Society of Australia (ESA) and 45th Society for Reproductive Biology (SRB) Annual Conference. Retrieved from http://esa-srb-2013.m.asnevents.com.au
Conference Contribution - Published proceedings: Abstract
Forbes, E. L. (2013). Apolipoprotein B and triacylglyceride physiology in the shortfinned eel, Anguilla australis (PhD). University of Otago, Dunedin, New Zealand. Retrieved from http://hdl.handle.net/10523/4317
Awarded Doctoral Degree
Wylie, M. J., Forbes, E. L., & Lokman, P. M. (2013). Ovarian biopsy: A non-terminal method to determine reproductive status in giant kokopu, Galaxias argenteus (Gmelin 1789). New Zealand Veterinary Journal, 61(5), 292-296. doi: 10.1080/00480169.2012.740657
Journal - Research Article
Forbes, E., & Lokman, M. (2012). Androgen-mediated increases in oocyte lipid accumulation in the shortfinned eel (Anguilla australis). Proceedings of the 7th International Symposium on Fish Endocrinology. (pp. 102). Retrieved from https://isfendo.com
Conference Contribution - Published proceedings: Abstract
Forbes, E. L., & Lokman, P. M. (2012, February). A spoon full of androgens makes the lipids go round. Poster session presented at the Centre for Reproduction and Genomics 4th Annual Research Colloquium, Dunedin, New Zealand.
Conference Contribution - Poster Presentation (not in published proceedings)
Setiawan, A. N., Wylie, M. J., Forbes, E. L., & Lokman, P. M. (2012). The effects of 11-ketotestosterone on occupation of downstream location and seawater in the New Zealand shortfinned eel, Anguilla australis. Zoological Science, 29(1), 1-5. doi: 10.2108/zsj.29.1
Journal - Research Article
Setiawan, A., Wylie, M. J., Forbes, E. L., & Lokman, P. M. (2011). The effects of 11-ketotestosterone on migratory behaviour and sea water pre-adaptation in the shortfinned eels. Proceedings of the New Zealand Marine Sciences Society (NZMSS) Conference: Understanding, Managing, and Conserving our Marine Environment. (pp. 28). Retrieved from http://nzmss.org/assets/Conference/NZMSS2011AbstractsOralPresentations.pdf
Conference Contribution - Published proceedings: Abstract
Forbes, E. L., Preston, C. D., & Lokman, P. M. (2010). Zebrafish (Danio rerio) and the egg size versus egg number trade off: Effects of ration size on fecundity are not mediated by orthologues of the Fec gene. Reproduction, Fertility & Development, 22(6), 1015-1021. doi: 10.1071/RD09257
Journal - Research Article
Forbes, E. L., & Lokman, P. M. (2008, December). Metabolic gating of fecundity and previtellogenic follicle expression of growth differentiation factor 9 and bone morphogenetic protein 15 in the short-finned zebrafish (Danio reio). Verbal presentation at the Australian and New Zealand Society for Comparative Physiology and Biochemistry 25th Anniversary General Meeting, Sydney, Australia.
Conference Contribution - Verbal presentation and other Conference outputs