Associate Professor Mark Lokman

Journal - Research Article

Wylie, M. J., Setiawan, A. N., Irvine, G. W., Elizur, A., Zohar, Y., Symonds, J. E., & Lokman, P. M. (2019). Induced spawning of F1 wreckfish (Hāpuku) Polyprion oxygeneios using a synthetic agonist of gonadotropin-releasing hormone. Fishes, 4(3), 41. doi: 10.3390/fishes4030041

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. Advance online publication. doi: 10.1016/j.ygcen.2019.02.018

Wylie, M. J., Symonds, J. E., Setiawan, A. N., Irvine, G. W., Liu, H., Elizur, A., & Lokman, P. M. (2019). Transcriptomic changes during previtellogenic and vitellogenic stages of ovarian development in wreckfish (hāpuku), Polyprion oxygeneios (Perciformes). Fishes, 4(1), 16. doi: 10.3390/fishes4010016

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. Advance online publication. doi: 10.1016/j.ygcen.2019.04.020

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. Advance online publication. doi: 10.1093/biolre/ioz007

Akhavan, S. R., Falahatkar, B., Ward, J. M., & Lokman, P. M. (2019). 11-Ketotestosterone induces oocyte growth, but does not affect oocyte cytology in pre-vitellogenic captive beluga, Huso huso L. Comparative Biochemistry & Physiology Part B. Advance online publication. doi: 10.1016/j.cbpb.2019.02.009

Izumi, H., Gen, K., Lokman, P. M., Hagihara, S., Horiuchi, M., Tanaka, T., … Adachi, S. (2019). Maternal transcripts in good and poor quality eggs from Japanese eel, Anguilla japonica: Their identification by large-scale quantitative analysis. Molecular Reproduction & Development. Advance online publication. doi: 10.1002/mrd.23273

Wylie, M. J., Setiawan, A. N., Irvine, G. W., Symonds, J. E., Elizur, A., Dos Santos, M., & Lokman, P. M. (2018). Ovarian development of captive F1 wreckfish (hāpuku) Polyprion oxygeneios under constant and varying temperature regimes: Implications for broodstock management. General & Comparative Endocrinology, 257, 86-96. doi: 10.1016/j.ygcen.2017.08.022

Burgerhout, E., Lokman, P. M., van den Thillart, G. E. E. J. M., & Dirks, R. P. (2018). The time-keeping hormone melatonin: A possible key cue for puberty in freshwater eels (Anguilla spp.). Reviews in Fish Biology & Fisheries. Advance online publication. doi: 10.1007/s11160-018-9540-3

Stuart, R. E., Closs, G. P., Lokman, P. M., & Jellyman, D. (2018). The influence of environmental cues on the activity of silver eels (Anguilla dieffenbachii) in Lake Manapouri, New Zealand. New Zealand Journal of Marine & Freshwater Research. Advance online publication. doi: 10.1080/00288330.2018.1483955

Wylie, M. J., Setiawan, A. N., Irvine, G. W., Symonds, J. E., Elizur, A., & Lokman, P. M. (2018). Effects of neuropeptides and sex steroids on the pituitary-gonadal axis of pre-pubertal F1 wreckfish (hāpuku) Polyprion oxygeneios in vivo: Evidence of inhibitory effects of androgens. General & Comparative Endocrinology, 257, 113-121. doi: 10.1016/j.ygcen.2017.08.018

Nguyen, A. T., Tsukamoto, K., & Lokman, P. M. (2018). Composition and distribution of freshwater eels Anguilla spp. in Vietnam. Fisheries Science. Advance online publication.

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

Nguyen, A. T., Chia, J. H. Z., Kazeto, Y., & Lokman, P. M. (2018). Expression of gonadotropin subunit and gonadotropin receptor genes in wild female New Zealand shortfinned eel (Anguilla australis) during yellow and silver stages. General & Comparative Endocrinology. Advance online publication. doi: 10.1016/j.ygcen.2018.12.001

Mordenti, O., Emmanuele, P., Casalini, A., Lokman, P. M., Zaccaroni, A., Di Biase, A., & Parmeggiani, A. (2018). Effect of aromatable androgen (17-methyltestosterone) on induced maturation of silver European eels (Anguilla Anguilla): Oocyte performance and synchronization. Aquaculture Research, 49(1), 442-448. doi: 10.1111/are.13475

Thomson-Laing, G., Jasoni, C. L., & Lokman, P. M. (2018). The effects of migratory stage and 11-ketotestosterone on the expression of rod opsin genes in the shortfinned eel (Anguilla australis). General & Comparative Endocrinology, 257, 211-219. doi: 10.1016/j.ygcen.2017.06.025

Di Biase, A., Lokman, P. M., Govoni, N., Casalini, A., Emmanuele, P., Parmeggiani, A., & Mordenti, O. (2017). Co-treatment with androgens during artificial induction of maturation in female eel, Anguilla anguilla: Effects on egg production and early development. Aquaculture, 479, 508-515. doi: 10.1016/j.aquaculture.2017.06.030

Liu, H., Todd, E. V., Lokman, M. P., Lamm, M. S., Godwin, J. R., & Gemmell, N. J. (2017). Sexual plasticity: A fishy tale. Molecular Reproduction & Development, 84(2), 171-194. doi: 10.1002/mrd.22691

Setiawan, A. N., Muncaster, S., Pether, S., King, A., Irvine, G. W., Lokman, P. M., & Symonds, J. E. (2016). The effects of gonadotropin-releasing hormone analog on yellowtail kingfish Seriola lalandi (Valenciennes, 1833) spawning and egg quality. Aquaculture Reports, 4, 1-9. doi: 10.1016/j.aqrep.2016.05.001

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

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

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

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

Di Biase, A., Casalini, A., Emmanuele, P., Mandelli, M., Lokman, P. M., & Mordenti, O. (2016). Controlled reproduction in Anguilla anguilla (L.): Comparison between spontaneous spawning and stripping-insemination approaches. Aquaculture Research, 47(10), 3052-3060. doi: 10.1111/are.12755

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

Kohn, Y. Y., Symonds, J. E., Kleffmann, T., Nakagawa, S., Lagisz, M., & Lokman, P. M. (2015). Proteomic analysis of early-stage embryos: Implications for egg quality in hapuku (Polyprion oxygeneios). Fish Physiology & Biochemistry, 41(6), 1403-1417. doi: 10.1007/s10695-015-0095-0

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

Akhavan, S. R., Falahatkar, B., Tolouei Gilani, M. H., & Lokman, P. M. (2015). Effects of estradiol-17β implantation on growth rate, ovarian growth, sex steroid levels and vitellogenin proxies in previtellogenic sturgeon Huso huso. Animal Reproduction Science, 157, 1-10. doi: 10.1016/j.anireprosci.2014.12.010

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

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

Senior, A. M., Lokman, M. P., Closs, G. P., & Nakagawa, S. (2015). Ecological and evolutionary applications for environmental sex reversal of fish. Quarterly Review of Biology, 90(1), 23-44. doi: 10.1086/679762

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

Akbaripasand, A., Ramezani, J., Lokman, P. M., & Closs, G. P. (2014). Can drifting invertebrates meet the energy requirements of drift-feeding fish? A Case Study on Galaxias fasciatus. Freshwater Science, 33(3), 904-914. doi: 10.1086/676957

Lokman, P. M., & Symonds, J. E. (2014). Molecular and biochemical tricks of the research trade: -omics approaches in finfish aquaculture. New Zealand Journal of Marine & Freshwater Research, 48(3), 492-505. doi: 10.1080/00288330.2014.928333

Johnson, S. L., Villarroel, M., Rosengrave, P., Carne, A., Kleffmann, T., Lokman, P. M., & Gemmell, N. J. (2014). Proteomic analysis of Chinook salmon (Oncorhynchus tshawytscha) ovarian fluid. PLoS ONE, 9(8), e104155. doi: 10.1371/journal.pone.0104155

Akbaripasand, A., Ramezani, J., Lokman, P. M., & Closs, G. P. (2014). Does social status within a dominance hierarchy mediate individual growth, residency and relocation? Oecologia, 176(3), 771-779. doi: 10.1007/s00442-014-3038-z

Kohn, Y. Y., Symonds, J. E., & Lokman, P. M. (2013). The effects of 11-ketotestosterone on ovarian physiology of previtellogenic captive hapuku (Polyprion oxygeneios). Comparative Biochemistry & Physiology Part A, 166(3), 496-502. doi: 10.1016/j.cbpa.2013.07.032

Ghosh, R., Lokman, P. M., Lamare, M. D., Metcalf, V. J., Burritt, D. J., Davison, W., & Hageman, K. J. (2013). Changes in physiological responses of an Antarctic fish, the emerald rock cod (Trematomus bernacchii), following exposure to polybrominated diphenyl ethers (PBDEs). Aquatic Toxicology, 128-129, 91-100. doi: 10.1016/j.aquatox.2012.11.019

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

Kohn, Y. Y., Lokman, P. M., Kilimnik, A., & Symonds, J. E. (2013). Sex identification in captive hapuku (Polyprion oxygeneios) using ultrasound imagery and plasma levels of vitellogenin and sex steroids. Aquaculture, 384-387, 87-93. doi: 10.1016/j.aquaculture.2012.12.020

Reid, P. M., Divers, S. L., Zadmajid, V., Alqaisi, K. M., & Lokman, P. M. (2013). Steroidogenic acute regulatory protein transcript abundance in the eel, Anguilla australis: Changes during the induced reproductive cycle and effects of follicle-stimulating hormone during previtellogenesis. Journal of Steroid Biochemistry & Molecular Biology, 138, 464-470. doi: 10.1016/j.jsbmb.2013.02.003

Falahatimarvast, A., Poorbagher, H., & Lokman, P. M. (2012). The reproductive biology of Pomadasys kaakan (Osteichthyes: Haemulidae) in the northern Persian Gulf. Cahiers de Biologie Marine, 53(1), 25-34.

Setiawan, A. N., Ozaki, Y., Shoae, A., Kazeto, Y., & Lokman, P. M. (2012). Androgen-specific regulation of FSH signalling in the previtellogenic ovary and pituitary of the New Zealand shortfinned eel, Anguilla australis. General & Comparative Endocrinology, 176(2), 132-143. doi: 10.1016/j.ygcen.2011.12.041

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

Akbaripasand, A., Nichol, E. C., Lokman, P. M., & Closs, G. P. (2011). Microhabitat use of a native New Zealand galaxiid fish, Galaxias fasciatus. New Zealand Journal of Marine & Freshwater Research, 45(1), 135-144. doi: 10.1080/00288330.2010.544044

Nafisi Bahabadi, M., Shoae, A., & Lokman, P. M. (2011). Effects of storage time, sex steroids and media composition on egg viability of rainbow trout (Oncorhynchus mykiss). Aquaculture, 315(3-4), 306-311. doi: 10.1016/j.aquaculture.2011.02.026

Endo, T., Todo, T., Lokman, P. M., Kudo, H., Ijiri, S., Adachi, S., & Yamauchi, K. (2011). Androgens and very low density lipoprotein are essential for the growth of previtellogenic oocytes from Japanese eel, Anguilla japonica, in vitro. Biology of Reproduction, 84(4), 816-825. doi: 10.1095/biolreprod.110.087163

Tosaka, R., Todo, T., Kazeto, Y., Lokman, P. M., Ijiri, S., Adachi, S., & Yamauchi, K. (2010). Expression of androgen receptor mRNA in the ovary of Japanese eel, Anguilla japonica, during artificially induced ovarian development. General & Comparative Endocrinology, 168, 424-430. doi: 10.1016/j.ygcen.2010.05.005