2024
Journal - Research Article
Chitcholtan, K., Singh, M., Tino, A., Garrill, A., & Sykes, P. (2024). Effects of resveratrol on in vivo ovarian cancer cells implanted on the chorioallantoic membrane (CAM) of a chicken embryo model. International Journal of Molecular Sciences, 25, 4374. doi: 10.3390/ijms25084374
2023
Journal - Research Article
Majid, M. A., Chitcholtan, K., Sykes, P. H., & Evans, J. J. (2023). The effects of the obesity-related hormones leptin, insulin, IGF-I and adiponectin on Ishikawa and HEC-1A, MCF-7 and SKOV-3 cancer cell lines. EC Gynaecology, 12(8). Retrieved from https://ecronicon.net/ec_gynaecology
Chitcholtan, K., Dyer, A., & Sykes, P. (2023). Predicting tumour progression of ID-8 syngeneic mouse ovarian cancer with blood biomarkers fo CA-125, IL-6 and VEGF: A prospective laboratory-based study. Clinical & Experimental Obstetrics & Gynaecology, 50(10), 212. doi: 10.31083/j.ceog5010212
Kumar, D., Moghiseh, M., Chitcholtan, K., Mutreja, I., Lowe, C., Kaushik, A., Butler, A., Sykes, P., Anderson, N., & Raja, A. (2023). LHRH conjugated gold nanoparticles assisted efficient ovarian cancer targeting evaluated via spectral photon-counting CT imaging: A proof-of-concept research. Journal of Materials Chemistry B. Advance online publication. doi: 10.1039/d2tb02416k
Mekhileri, N. V., Major, G., Lim, K., Mutreja, I., Chitcholtan, K., Phillips, E., Hooper, G., & Woodfield, T. (2023). Biofabrication of modular spheroids as tumour-scale microenvironments for drug screening. Advanced Healthcare Materials, 12, 2201581. doi: 10.1002/adhm.202201581
Journal - Research Other
Yunianto, I., Currie, M., Chitcholtan, K., & Sykes, P. (2023). Potential drug repurposing of ruxolitinib to inhibit the JAK/STAT pathway for the treatment of patients with epithelial ovarian cancer. Journal of Obstetrics & Gynaecology Research, 49, 2563-2574. doi: 10.1111/jog.15761
Conference Contribution - Published proceedings: Abstract
Paumann-Page, M., Smith-Diaz, C., Kumar, A., Chitcholtan, K., Hampton, M., & Winterbourn, C. (2023). Peroxidasin: A novel modulator of melanoma cell invasion. Proceedings of the New Zealand Society for Biochemistry and Molecular Biology (NZSBMB) 50th Anniversary Conference. Retrieved from https://www.nzsbmb.org/conference
2022
Journal - Research Article
Dunn, E., Chitcholtan, K., Sykes, P., & Garrill, A. (2022). The anti-proliferative effect of PI3K/mTOR and ERK inhibition in monolayer and three-dimensional ovarian cancer cell models. Cancers, 14, 395. doi: 10.3390/cancers14020395
Sarwar, M., Sykes, P. H., Chitcholtan, K., & Evans, J. J. (2022). Collagen I dysregulation is pivotal for ovarian cancer progression. Tissue & Cell, 74, 101704. doi: 10.1016/j.tice.2021.101704
Conference Contribution - Verbal presentation and other Conference outputs
McGregor, R. A., Chitcholtan, K., & Ware, A. W. (2022, August-September). The role of the epithelial sodium channel in breast and ovarian cancer. Verbal presentation at the 16th New Zealand Medical Sciences Congress (MedSci), Queenstown, New Zealand.
2021
Journal - Research Article
Sarwar, M., Sykes, P. H., Chitcholtan, K., & Evans, J. J. (2021). Deciphering biophysical modulation in ovarian cancer cells. Cell Biochemistry & Biophysics, 79, 375-386. doi: 10.1007/s12013-020-00964-9
2020
Journal - Research Article
Chitcholtan, K., Harker, D., Simcock, B., & Sykes, P. (2020). Sensitivity of EGFR/HER-2 positive cells isolated from ascitic fluid of advanced ovarian cancer patients to EGFR/HER-2 inhibitors. Applied Sciences, 10(7), 2343. doi: 10.3390/app10072343
Journal - Research Other
Sarwar, M., Sykes, P. H., Chitcholtan, K., & Evans, J. J. (2020). Extracellular biophysical environment: Guilty of being a modulator of drug sensitivity in ovarian cancer cells. Biochemical & Biophysical Research Communications, 527(1), 180-186. doi: 10.1016/j.bbrc.2020.04.107
2019
Journal - Research Article
Sarwar, M., Sykes, P. H., Chitcholtan, K., Alkaisi, M. M., & Evans, J. J. (2019). The extracellular topographical environment influences ovarian cancer cell behaviour. Biochemical & Biophysical Research Communications, 508, 1188-1194. doi: 10.1016/j.bbrc.2018.12.067
2018
Journal - Research Article
Hassan, W., Chitcholtan, K., Sykes, P., & Garrill, A. (2018). Ascitic fluid from advanced ovarian cancer patients compromises the activity of receptor tyrosine kinase inhibitors in 3D cell clusters of ovarian cancer cells. Cancer Letters, 420, 168-181. doi: 10.1016/j.canlet.2018.02.013
Conference Contribution - Published proceedings: Abstract
Tino, A., Dachs, G., Sykes, P., Evans, J., & Chitcholtan, K. (2018). Ovarian cancer cell lines grown in a three dimensional collagen model respond differentially to lysophosphatidic acid and tumour necrosis factor-alpha. Proceedings of the New Zealand Society for Oncology (NZSO) Conference. Retrieved from http://www.nzsoncology.org.nz/
Sarwar, M., Chitcholtan, K., Sykes, P. H., & Evans, J. J. (2018). Microenvironment biophysics: It is vital to tumour cell behaviour including resistance to chemotherapy. Proceedings of the New Zealand Society for Oncology (NZSO) Conference. Retrieved from http://www.nzsoncology.org.nz/
Conference Contribution - Poster Presentation (not in published proceedings)
Sarwar, M., Chitcholtan, K., Sykes, P. H., & Evans, J. J. (2018, August). Unseen to be seen: A hidden microenvironment regulates ovarian cancer cell behaviour. Poster session presented at the Medical Sciences Congress (MedSci), Queenstown, New Zealand.
Chitcholtan, K., Harker, D., Simcock, B., & Sykes, P. (2018, August). Inhibition of EGFR/HER-2 affects growth of ascitic ovarian cancer cells in vitro study. Poster session presented at the Queenstown Molecular Biology (QMB) Meetings, Queenstown, New Zealand.
2017
Journal - Research Article
Kumar, D., Mutreja, I., Chitcholtan, K., & Sykes, P. (2017). Cytotoxicity and cellular uptake of different sized gold nanoparticles in ovarian cancer cells. Nanotechnology, 28, 475101. doi: 10.1088/1361-6528/aa935e
Conference Contribution - Published proceedings: Abstract
Yunianto, I., Chitcholtan, K., Currie, M., & Sykes, P. (2017). JAK/STAT pathway inhibition for the treatment of ovarian cancer. Proceedings of the University of Otago Student Research Symposium: Te Wānaka Rakahau: Ākoka. (pp. 98). Retrieved from http://www.otago.ac.nz/graduate-research/scholarships/otago643219.html
Conference Contribution - Verbal presentation and other Conference outputs
Sarwar, M., Chitcholtan, K., Alkaisi, M. M., Sykes, P. H., & Evans, J. J. (2017, September). The cell-environment handshake: An interaction that regulates gene expression. Verbal presentation at the Medical Sciences Congress (MedSci), Queenstown, New Zealand.
2016
Journal - Research Article
Tino, A. B., Chitcholtan, K., Sykes, P. H., & Garrill, A. (2016). Resveratrol and acetyl-resveratrol modulate activity of VEGF and IL-8 in ovarian cancer cell aggregates via attenuation of the NF-κB protein. Journal of Ovarian Research, 9, 84. doi: 10.1186/s13048-016-0293-0
Hassan, W., Chitcholtan, K., Sykes, P., & Garrill, A. (2016). A combination of two receptor tyrosine kinase inhibitors, canertinib and PHA665752 comprises ovarian cancer cell growth in 3D cell models. Oncology & Therapy, 4(2), 257-274. doi: 10.1007/s40487-016-0031-1
Lassé, M., Ulluwishewa, D., Healy, J., Thompson, D., Miller, A., Roy, N., Chitcholtan, K., & Gerrard, J. A. (2016). Evaluation of protease resistance and toxicity of amyloid-like food fibrils from whey, soy, kidney bean, and egg white. Food Chemistry, 192, 491-498. doi: 10.1016/j.foodchem.2015.07.044
Journal - Research Other
Chitcholtan, K. (2016). Do we have enough knowledge to win the fight against ovarian cancer? Edorium Journal of Gynecology & Obstetrics, 2, 1-7. doi: 10.5348/G06-2016-7-ED-1
Conference Contribution - Verbal presentation and other Conference outputs
Chitcholtan, K. (2016, April). Three dimensional (3D) cell cultures and ovarian cancer research. Verbal presentation at the Australia New Zealand Gynaecological Oncology Group (ANZGOG) Annual Scientific Meeting, Sydney, Australia.
2015
Journal - Research Article
Hogg, S. J., Chitcholtan, K., Hassan, W., Sykes, P. H., & Garrill, A. (2015). Resveratrol, acetyl-resveratrol, and polydatin exhibit antigrowth activity against 3D cell aggregates of the SKOV-3 and OVCAR-8 ovarian cancer cell lines. Obstetrics & Gynecology International, 2015, 279591. doi: 10.1155/2015/279591
Hogg, S. J., Evans, J. J., Sykes, P. H., & Chitcholtan, K. (2015). A method to investigate the anti-metabolic activity of anti-cancer agents on ovarian cancer cells cultured in a 96-well high throughput format. Journal of Ovarian Research, 8, 43. doi: 10.1186/s13048-015-0172-0
Conference Contribution - Poster Presentation (not in published proceedings)
Orcheston-Findlay, L., Nock, V., & Chitcholtan, K. (2015, February). Controlling the oxygen microenvironment in 2D cancer cell monolayers on-chip. Poster session presented at the Seventh International Conference on Advanced Materials & Nanotechnology (AMN-7), Nelson, New Zealand.
2014
Journal - Research Article
Yoshida, A., Chitcholtan, K., Evans, J. J., Uemura, S., & Beasley, S. W. (2014). Provision of optimal conditions for in vitro differentiation into peristaltic smooth muscle from a murine induced pluripotent stem cell line. JSM Regenerative Medicine & Bioengineering, 2(1), 1011.
Conference Contribution - Published proceedings: Abstract
Evans, J. J., Majid, M., Chitcholtan, K., & Sykes, P. H. (2014). Responses of proliferation and VEGF secretion by Ishikawa cells are not parallel when exposed to leptin and adiponectin. Endocrine Reviews, 35(3, Suppl.), MON-0306. Retrieved from http://press.endocrine.org/series/endo-meetings
Conference Contribution - Poster Presentation (not in published proceedings)
Chitcholtan, K., Evans, J., & Sykes, P. (2014, November). Inhibition of EGFR/HER-2 affects growth of ascitic ovarian cancer cells in vitro study. Poster session presented at the 15th Biennial Meeting of the International Gynecologic Cancer Society (IGCS), Melbourne, Australia.
Majid, M. A., Chitcholtan, K., Sykes, P. H., & Evans, J. J. (2014, November). Growth factors modulate endometrium cancer cells' proliferation and VEGF secretion. Poster session presented at the 15th Biennial Meeting of the International Gynecologic Cancer Society (IGCS), Melbourne, Australia.
2013
Journal - Research Article
Chitcholtan, K., Asselin, E., Parent, S., Sykes, P. H., & Evans, J. J. (2013). Differences in growth properties of endometrial cancer in three dimensional (3D) culture and 2D cell monolayer. Experimental Cell Research, 319(1), 75-87. doi: 10.1016/j.yexcr.2012.09.012
Conference Contribution - Published proceedings: Abstract
Donoeva, B., Chitcholtan, K., Evans, J., Reeves, R., & Golovko, V. (2013). Targeting cancer cells with gold-nanoparticles. Proceedings of the Sixth International Conference on Advanced Materials and Nanotechnology (AMN6). [USB Memory Stick] [Abstract]
Conference Contribution - Poster Presentation (not in published proceedings)
Hassan, W., Garrill, A., & Chitcholtan, K. (2013, August). Targeting growth factor receptors in advanced ovarian cancer. Poster session presented at the Medical Sciences Congress (MedSci), Queenstown, New Zealand.
Conference Contribution - Verbal presentation and other Conference outputs
Majid, M., Chitcholtan, K., Sykes, P. H., & Evans, J. J. (2013, August). Adipokines alter behaviour of endometrial cancer cells. Verbal presentation at the Medical Sciences Congress (MedSci), Queenstown, New Zealand.
2012
Journal - Research Article
Chitcholtan, K., Harris, E., Yu, Y., Harland, C., & Garrill, A. (2012). An investigation into plasmolysis in the oomycete Achlya bisexualis reveals that membrane-wall attachment points are sensitive to peptides containing the sequence RGD and that cell wall deposition can occur despite retraction of the protoplast. Canadian Journal of Microbiology, 58(10), 1212-1220. doi: 10.1139/w2012-099
Chitcholtan, K., Sykes, P. H., & Evans, J. J. (2012). The resistance of intracellular mediators to doxorubicin and cisplatin are distinct in 3D and 2D endometrial cancer. Journal of Translational Medicine, 10(1), 38-53. doi: 10.1186/1479-5876-10-38
Evans, J. J., Chitcholtan, K., Dann, J. M., Guilford, P., Harris, G., Lewis, L. K., Nagase, J., … Sykes, P. H. (2012). Adrenomedullin interacts with VEGF in endometrial cancer and has varied modulation in tumours of different grades. Gynecologic Oncology, 125(1), 214-219. doi: 10.1016/j.ygyno.2011.12.429
Conference Contribution - Published proceedings: Full paper
Yoshida, A., Chitcholtan, K., Evans, J. J., Nock, V., & Beasley, S. W. (2012). In vitro tissue engineering of smooth muscle sheets with peristalsis using a murine induced pluripotent stem cell line. Journal of Pediatric Surgery, 47(2), (pp. 329-335). doi: 10.1016/j.jpedsurg.2011.11.027
Conference Contribution - Published proceedings: Abstract
Chitcholtan, K., Sykes, P. H., & Evans, J. J. (2012). Three-dimensional (3D) micro-environments may provide cell templates for drugs that are different from those of two dimensions (2D). Endocrine Reviews, 33(3, Suppl.), SAT-271. Retrieved from http://press.endocrine.org/series/endo-meetings
2011
Journal - Research Article
Evans, J. J., & Chitcholtan, K. (2011). Extracellular matrix proteins in the anterior pituitary gland. Open Neuroendocrinology Journal, 4, 111-119. doi: 10.2174/1876528901104010111
Samsuri, F., Alkaisi, M. M., Evans, J. J., Chitcholtan, K., & Mitchell, J. S. (2011). Detection of changes in cell membrane structures using the Bioimprint technique. Microelectronic Engineering, 88(8), 1871-1874. doi: 10.1016/j.mee.2010.12.069
Conference Contribution - Published proceedings: Abstract
Yoshida, A., Beasley, S., Chitcholtan, K., & Evans, J. (2011). iPSCell differentiation into gut as precursor to in vitro bowel reconstitution may obviate need for bowel transplantation. ANZ Journal of Surgery, 81(Suppl. 1), (pp. A40). doi: 10.1111/j.1445-2197.2011.05733.x
Conference Contribution - Verbal presentation and other Conference outputs
Chitcholtan, K., Sykes, P. H., & Evans, J. J. (2011, August). Responses of cancer cells, to doxorubicon and cisplatin, are different in 3D and 2D environments. Verbal presentation at the Medical Sciences Congress (MedSci), Queenstown, New Zealand.
Chitcholtan, K. (2011, May). Inhibitory activity of doxorubicin, cisplatin and a green tea compound on microtumours of epithelial endometrial ca. Verbal presentation at the New Zealand Society for Oncology (NZSO) Conference, Auckland, New Zealand.
Commissioned Report for External Body
Evans, J., Tan, T., & Chitcholtan, K. (2011). Anticancer effects of seaweed extracts on endometrial cancer cells. Commissioned by Leanne Bramley of Sustainable Seafood NZ Ltd. New Zealand: Laboratory of Cell and Protein Regulation, Department of Obstetrics and Gynaecology, University of Otago, Christchurch. 20p.
2010
Journal - Research Article
Parker, H., Chitcholtan, K., Hampton, M. B., & Keenan, J. I. (2010). Uptake of Helicobacter pylori outer membrane vesicles by gastric epithelial cells. Infection & Immunity, 78(12), 5054-5061. doi: 10.1128/IAI.00299-10
Conference Contribution - Published proceedings: Abstract
Chitcholtan, K., Evans, J., & Sykes, P. H. (2010). Multicellular spheroids of epithelial endometrial cancer: Characterisation and application for anti-cancer drug screening. Proceedings of the International Gynecologic Cancer Society (IGCS) 13th Biennial Meeting. Retrieved from http://www.igcs.org/index.html
2008
Journal - Research Article
Chitcholtan, K., Hampton, M. B., & Keenan, J. I. (2008). Outer membrane vesicles enhance the carcinogenic potential of Helicobacter pylori. Carcinogenesis, 29(12), 2400-2405. doi: 10.1093/carcin/bgn218
Conference Contribution - Published proceedings: Abstract
Chitcholtan, K., Hampton, M., & Keenan, J. (2008). Outer membrane vesicles (OMVs) of Helicobacter pylori alter cellular signalling pathways in human gastric epithelial cells. New Zealand Medical Journal, 121(1271). Retrieved from http://journal.nzma.org.nz/journal/121-1271/2990/content.pdf
2007
Conference Contribution - Published proceedings: Abstract
Chitcholtan, K., Hampton, M., & Keenan, J. (2007). H. pylori outer membrane vesicles induce DNA damage in gastric epithelial cells. Zoonoses and Public Health. 54(Suppl. 1), (pp. 155). [Abstract]
Davis, K. A., Chitcholtan, K., Hampton, M., & Keenan, J. I. (2007). Helicobacter pylori outer membrane vesicles induce cytoskeletal rearrangements and cell signaling events in gastric epithelial cells. Zoonoses and Public Health. 54(Suppl. 1), (pp. 151). [Abstract]
2006
Journal - Research Article
Walker, S. K., Chitcholtan, K., Yu, Y., Christenhusz, G. M., & Garrill, A. (2006). Invasive hyphal growth: An F-actin depleted zone is associated with invasive hyphae of the oomycetes Achlya bisexualis and Phytophthora cinnamomi. Fungal Genetics & Biology, 43(5), 357-365. doi: 10.1016/j.fgb.2006.01.004