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Otago Medical School staff profiles

Research Associate Professor Rob Siebers

PositionResearch Associate Professor
DepartmentDepartment of Medicine (UOW)
QualificationsMIBiol MNZIC FNZIMLS
Research summaryIndoor environment and asthma and allergic diseases

Research

Rob Siebers directs the research laboratories of the Wellington Asthma Research Group. His current interests are in the role of indoor allergens (house dust mite, dog, cat, cockroach), and microbial contaminants (fungal glucans and bacterial endotoxin) in asthma and allergic diseases.

Publications

Siebers, R., Jones, B., Bailey, L., Aldridge, D., Draper, J., & Ingham, T. (2019). Indoor allergen exposure in primary school classrooms in New Zealand. New Zealand Medical Journal, 132(1495), 42-47. Retrieved from https://www.nzma.org.nz/journal

Kristono, G. A., Shorter, C., Pierse, N., Crane, J., & Siebers, R. (2018). Endotoxin, cat and house dust mite allergens in electrostatic cloths and bedroom dust. Journal of Occupational & Environmental Hygiene, 1-22. Advance online publication. doi: 10.1080/15459624.2018.1536827

Pattemore, P. K., Silvers, K. M., Frampton, C. M., Wickens, K., Ingham, T., Fishwick, D., Crane, J., Town, G. I., Epton, M. J., on behalf of the New Zealand Asthma and Allergy Cohort Study Group, including Lampshire, P., Leadbitter, P., Nicholson, A., & Siebers, R. (2018). Hair nicotine at 15 months old, tobacco exposure and wheeze or asthma from 15 months to 6 years old. Pediatric Pulmonology, 53(4), 443-451. doi: 10.1002/ppul.23903

Kuo, Y.-C., Wu, F. F.-S., Lee, Y.-C., Lin, T. R.-Y., Crane, J., & Siebers, R. (2018). Effect of betel (areca) nut chewing on fractional exhaled nitric oxide: A pilot study [Brief report]. International Journal of Occupational & Environmental Medicine, 9(4), 205-208. doi: 10.15171/ijoem.2018.1334

Siebers, R. (2018). Allergies in animals and humans. Veterinary Sciences, 5(1), 5. doi: 10.3390/vetsci5010005

Edited Book - Research

Howden-Chapman, P., Bennett, J., & Siebers, R. (Eds.). (2009). Do damp and mould matter? Health impacts of leaky homes. Wellington, New Zealand: Steele Roberts, 172p.

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Chapter in Book - Research

Siebers, R. (2009). Fungal wall cells: β-glucan, a biomarker for mould exposure. In P. Howden-Chapman, J. Bennett & R. Siebers (Eds.), Do damp and mould matter? Health impacts of leaky homes. (pp. 69-74). Wellington, New Zealand: Steele Roberts.

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Journal - Research Article

Siebers, R., Jones, B., Bailey, L., Aldridge, D., Draper, J., & Ingham, T. (2019). Indoor allergen exposure in primary school classrooms in New Zealand. New Zealand Medical Journal, 132(1495), 42-47. Retrieved from https://www.nzma.org.nz/journal

Kristono, G. A., Shorter, C., Pierse, N., Crane, J., & Siebers, R. (2018). Endotoxin, cat and house dust mite allergens in electrostatic cloths and bedroom dust. Journal of Occupational & Environmental Hygiene, 1-22. Advance online publication. doi: 10.1080/15459624.2018.1536827

Pattemore, P. K., Silvers, K. M., Frampton, C. M., Wickens, K., Ingham, T., Fishwick, D., Crane, J., Town, G. I., Epton, M. J., on behalf of the New Zealand Asthma and Allergy Cohort Study Group, including Lampshire, P., Leadbitter, P., Nicholson, A., & Siebers, R. (2018). Hair nicotine at 15 months old, tobacco exposure and wheeze or asthma from 15 months to 6 years old. Pediatric Pulmonology, 53(4), 443-451. doi: 10.1002/ppul.23903

Fingleton, J., Braithwaite, I., Travers, J., Bowles, D., Strik, R., Siebers, R., … Weatherall, M., Beasley, R., for the NZRHS Study Group, including Purdie, G. (2016). Serum periostin in obstructive airways disease. European Respiratory Journal, 47, 1383-1391. doi: 10.1183/13993003.01384-2015

Jefferies, S., Braithwaite, I., Walker, S., Weatherall, M., Jennings, L., Luck, M., … Siebers, R., Blackmore, T., Beasley, R., Perrin, K., on behalf of the Pi Study Group. (2016). Randomized controlled trial of the effect of regular paracetamol on influenza infection. Respirology, 21(2), 370-377. doi: 10.1111/resp.12685

Ioannides, S. J., Siebers, R., Perrin, K., Weatherall, M., Crane, J., Travers, J., Shirtcliffe, P., & Beasley, R. (2015). The effect of 1 g of acetaminophen twice daily for 12 weeks on alanine transaminase levels: A randomized placebo-controlled trial. Clinical Biochemistry, 48, 713-715. doi: 10.1016/j.clinbiochem.2015.04.011

Wu, F. F.-S., Wu, M.-W., Ting, M.-H., Crane, J., & Siebers, R. (2014). Cat, dog and house dust mite allergen levels on children’s soft toys. Journal of Asthma, 51(1), 75-78. doi: 10.3109/02770903.2013.843097

Ioannides, S. J., Williams, M., Jefferies, S., Perrin, K., Weatherall, M., Siebers, R., Crane, J., Patel, M., … Shirtcliffe, P., & Beasley, R. (2014). Randomised placebo-controlled study of the effect of paracetamol on asthma severity in adults. BMJ Open, 4(2), e004324. doi: 10.1136/bmjopen-2013-004324

Brooks, C. R., Siebers, R., Crane, J., Noss, I., Wouters, I. M., Sander, I., … Douwes, J. (2013). Measurement of β-(1,3)-glucan in household dust samples using Limulus amebocyte assay and enzyme immunoassays: An inter-laboratory comparison. Environmental Science: Processes & Impacts, 15(2), 405-411. doi: 10.1039/C2EM30749A

Weinmayr, G., Gehring, U., Genuneit, J., Büchele, G., Kleiner, A., Siebers, R., Wickens, K., Crane, J., … and the ISAAC Phase Two Study Group, including Beasley, R. (2013). Dampness and moulds in relation to respiratory and allergic symptoms in children: Results from Phase Two of the International Study of Asthma and Allergies in Childhood (ISAAC Phase Two). Clinical & Experimental Allergy, 43(7), 762-774. doi: 10.1111/cea.12107

Wickens, K., Stanley, T. V., Mitchell, E. A., Barthow, C., Fitzharris, P., Purdie, G., Siebers, R., … Crane, J. (2013). Early supplementation with Lactobacillus rhamnosus HN001 reduces eczema prevalence to 6 years: Does it also reduce atopic sensitization? Clinical & Experimental Allergy, 43(9), 1048-1057. doi: 10.1111/cea.12154

Silvers, K. M., Frampton, C. M., Wickens, K., Pattemore, P. K., Ingham, T., Fishwick, D., Crane, J., Town, G. I., Epton, M. J., on behalf of the New Zealand Asthma and Allergy Cohort Study Group, including Duignan, M., Irvine, V., Lampshire, P., Leadbitter, P., & Siebers, R. (2012). Breastfeeding protects against current asthma up to 6 years of age. Journal of Pediatrics, 160(6), 991-996. doi: 10.1016/j.jpeds.2011.11.055

Crane, J., Lampshire, P., Wickens, K., Epton, M., Siebers, R., Ingham, T., Pattemore, P., Town, I., and the Year Six New Zealand Asthma and Allergy Cohort Study Group, (NZAACS6) . (2012). Asthma, atopy and exhaled nitric oxide in a cohort of 6-yr-old New Zealand children. Pediatric Allergy & Immunology, 23(1), 59-64. doi: 10.1111/j.1399-3038.2011.01227.x

Wu, F. F.-S., Wu, M.-W., Pierse, N., Crane, J., & Siebers, R. (2012). Daily vacuuming of mattresses significantly reduces house dust mite allergens, bacterial endotoxin, and fungal β-glucan. Journal of Asthma, 49(2), 139-143. doi: 10.3109/02770903.2011.654023

Siebers, R. (2012). Which journals are citing articles from the New Zealand Journal of Medical Laboratory Science? New Zealand Journal of Medical Laboratory Science, 66(1), 14-17.

Wu, F. F.-S., Wu, M.-W., Chou, Y.-H., Ting, M.-H., & Siebers, R. (2012). Incidence of percutaneous injuries and non-reporting rates among first-aid responders in Taiwan. Journal of Occupational & Environmental Hygiene, 9(9), 535-537. doi: 10.1080/15459624.2012.697349

Tanpowpong, P., Ingham, T. R., Lampshire, P. K., Kirchberg, F. F., Epton, M. J., Crane, J., … and the New Zealand Asthma and Allergy Cohort Study Group, including Pattemore, P., Siebers, R., & Wickens, K. (2012). Coeliac disease and gluten avoidance in New Zealand children. Archives of Disease in Childhood, 97, 12-16. doi: 10.1136/archdischild-2011-300248

Thomson, C. D., Wickens, K., Miller, J., Ingham, T., Lampshire, P., Epton, M. J., Town, G. I., Pattemore, P., Crane, J., and the Year Six New Zealand Asthma and Allergy Cohort Study Group, (NZAACS6) including Siebers, R. (2012). Selenium status and allergic disease in a cohort of New Zealand Children. Clinical & Experimental Allergy, 42(4), 560-567. doi: 10.1111/j.1365-2222.2011.03924.x

Chang, C.-F., Wu, F. F.-S., Chen, C.-Y., Crane, J., & Siebers, R. (2011). Effect of freezing, hot tumble drying and washing with eucalyptus oil on house dust mites in soft toys. Pediatric Allergy & Immunology, 22, 638-6341. doi: 10.1111/j.1399-3038.2011.01144.x

Wickens, K., Beasley, R., Town, I., Epton, M., Pattemore, P., Ingham, T., Crane, J., and the New Zealand Asthma and Allergy Cohort Study Group, including Duignan, M., Irvine, V., Lampshire, P., Leadbitter, P., & Siebers, R. (2011). The effects of early and late paracetamol exposure on asthma and atopy: A birth cohort. Clinical & Experimental Allergy, 41(3), 399-406. doi: 10.1111/j.1365-2222.2010.03610.x

Camargo, Jr, C. A., Ingham, T., Wickens, K., Thadhani, R., Silvers, K. M., Epton, M. J., Town, G. I., Pattemore, P. K., … Crane, J., and the New Zealand Asthma and Allergy Cohort Study Group, including Duignan, M., Irvine, V., Lampshire, P., Leadbitter, P., & Siebers, R. (2011). Cord-blood 25-hydroxyvitamin D levels and risk of respiratory infection, wheezing, and asthma. Pediatrics, 127(1), e180-e187. doi: 10.1542/peds.2010-0442

Smith, C., Stanley, T., Crane, J., & Siebers, R. (2011). Do other components of bedding dust affect sensitisation to house dust mites? ISRN Allergy, 2011, 426941. doi: 10.5402/2011/426941

Mitcheson, H., Collings, S., & Siebers, R. W. (2011). Authorship issues at a new zealand academic institution. International Journal of Occupational & Environmental Medicine, 2(3), 166-171.

Wu, F. F.-S., Wu, M.-W., Chang, C.-F., Lai, S.-M., Pierse, N., Crane, J., & Siebers, R. (2010). Endotoxin and β-(1,3)-glucan levels in automobiles: A pilot study. Annals of Agricultural & Environmental Medicine, 17(2), 327-330.

Wu, F. F.-S., Chang, C.-F., Wu, M.-W., Pierse, N., & Siebers, R. (2010). Prevalence of macrocytosis in patients with chronic obstructive pulmonary disease. New Zealand Journal of Medical Laboratory Science, 64, 86-87.

Camargo, Jr, C. A., Ingham, T., Wickens, K., Thadhani, R. I., Silvers, K. M., Epton, M. J., Town, G. I., … Crane, J., and the New Zealand Asthma and Allergy Cohort Study Group, including Leadbitter, P., Pattemore, P., & Siebers, R. (2010). Vitamin D status of newborns in New Zealand. British Journal of Nutrition, 104(7), 1051-1057. doi: 10.1017/S0007114510001674

Heyes, J., Siebers, R., Parkes, A., Pierse, N., & Crane, J. (2009). β-(1,3)-glucan levels and its determinants in New Zealand bedrooms. Journal of Asthma, 46(1), 64-66. doi: 10.1080/02770900802478326

Silvers, K. M., Frampton, C. M., Wickens, K., Epton, M. J., Pattemore, P. K., Ingham, T., … Crane, J., Town, G. I., and the New Zealand Asthma and Allergy Cohort Study Group, including Duignan, M., Irvine, V., Lampshire, P., Leadbitter, P., & Siebers, R. (2009). Breastfeeding protects against adverse respiratory outcomes at 15 months of age. Maternal & Child Nutrition, 5(3), 243-250. doi: 10.1111/j.1740-8709.2008.00169.x

Wu, F. F.-S., Siebers, R., Chang, C.-F., Hsieh, S.-W., Wu, M.-W., Chen, C.-Y., Pierse, N., & Crane, J. (2009). Indoor allergens and microbial bio-contaminants in homes of asthmatic children in Central Taiwan. Journal of Asthma, 46(7), 745-749. doi: 10.1080/02770900903082597

Siebers, R., Holt, S., Healy, B., Beasley, R., & Burgess, C. (2009). High blood pressure advice given by natural health food stores. New Zealand Medical Journal, 122(1293). Retrieved from http://journal.nzma.org.nz/journal/122-1293/3566/content.pdf

Caldwell, B., Dickson, S., Burgess, C., Siebers, R., Mala, S., Parkes, A., & Crane, J. (2009). A pilot study of nicotine delivery to smokers from a metered-dose inhaler. Nicotine & Tobacco Research, 11(4), 342-347. doi: 10.1093/ntr/ntp027

Causer, S. M., Shorter, C. L., Lewis, R. D., & Siebers, R. W. (2008). Efficiency of vacuuming for the removal of cat allergen (Fel d 1) from worn and unworn wool carpets of different construction. Textile Research Journal, 78(2), 105-110.

Wickens, K., Ingham, T., Epton, M., Pattemore, P., Town, I., Fishwick, D., Crane, J., and the New Zealand Asthma and Allergy Cohort Study Group, including Duignan, M., Irvine, V., Lampshire, P., Leadbitter, P., & Siebers, R. (2008). The association of early life exposure to antibiotics and the development of asthma, eczema and atopy in a birth cohort: Confounding or causality? Clinical & Experimental Allergy, 38, 1318-1324. doi: 10.1111/j.1365-2222.2008.03024.x

Gehring, U., Strikwold, M., Schram-Bijkerk, D., Weinmayr, G., Genuneit, J., Nagel, G., Wickens, K., Siebers, R., Crane, J., … and the ISAAC Phase Two Study Group, including Beasley, R. (2008). Asthma and allergic symptoms in relation to house dust endotoxin: Phase Two of the International Study on Asthma and Allergies in Childhood (ISAAC II). Clinical & Experimental Allergy, 38(12), 1911-1920. doi: 10.1111/j.1365-2222.2008.03087.x

Prescott, S. L., Wickens, K., Westcott, L., Jung, W., Currie, H., Black, P. N., Stanley, T. V., … Fitzharris, P., Siebers, R., … Crane, J., and the Probiotic Study Group, including Jones, B., Lampshire, P., Nicholson, A., & Purdie, G. (2008). Supplementation with Lactobacillus rhamnosus or Bifidobacterium lactis probiotics in pregnancy increases cord blood interferon-γ and breast milk transforming growth factor-β and immunoglobin A detection. Clinical & Experimental Allergy, 38(10), 1606-1614. doi: 10.1111/j.1365-2222.2008.03061.x

Nam, H.-S., Siebers, R., Lee, S.-H., Park, J.-S., Kim, Y.-B., Choi, Y.-J., … Crane, J. (2008). House dust mite allergens in domestic homes in Cheonan, Korea [Brief communication]. Korean Journal of Parasitology, 46(3), 187-189. doi: 10.3347/kjp.2008.46.3.187

Nam, H.-S., Siebers, R., Lee, S.-H., Kim, S.-H., Lee, S.-H., & Crane, J. (2007). Activated charcoal suppresses breeding of the house dust mite, Dermatophagoides Pteronyssinus, in culture. Journal of Korean Medical Science, 22, 383-385.

Oldfield, K., Siebers, R., & Crane, J. (2007). Endotoxin and indoor allergen levels in kindergartens and daycare centres in Wellington, New Zealand. New Zealand Medical Journal, 120(1248). Retrieved from http://journal.nzma.org.nz/journal/120-1248/2400/content.pdf

Siebers, R., Hayes, J., & Crane, J. (2007). Upper body clothing is a source of fungal β-(1,3)-glucan exposure. Journal of Asthma, 44, 649-650.

Epton, M. J., Town, G. I., Ingham, T., Wickens, K., Fishwick, D., Crane, J., and the New Zealand Asthma and Allergy Cohort Study Group, including Duignan, M., Fitzharris, P., … Lampshire, P., Leadbitter, P., Nicholson, A., Pattemore, P., Siebers, R., Silvers, K. M., & Withell, K. (2007). The New Zealand Asthma and Allergy Cohort Study (NZA2CS): Assembly, demographics and investigations. BMC Public Health, 7, 26. doi: 10.1186/1471-2458-7-26

Gillespie, J., Wickens, K., Siebers, R., Howden-Chapman, P., Town, I., Epton, M., Fitzharris, P., … Crane, J., and the New Zealand Asthma and Allergy Birth Cohort Study Group, including Ingham, T., Irvine, V., Lampshire, P., Leadbitter, P., & Silvers, K. M. (2006). Endotoxin exposure, wheezing, and rash in infancy in a New Zealand birth cohort. Journal of Allergy & Clinical Immunology, 118, 1265-1270. doi: 10.1016/j.jaci.2006.07.051

Siebers, R., Buchanan, A., Hewett, R., & on behalf of the NZIMLS Council. (2006). Performance of the NZIMLS and the services it provides. Results from a questionnaire. New Zealand Journal of Medical Laboratory Science, 60(3), 102-105.

Douwes, J., Siebers, R., Wouters, I. M., Doekes, G., Fitzharris, P., & Crane, J. (2006). Endotoxin, (1→3)-β-D-glucans and fungal extra-cellular polysaccharides in New Zealand homes: A pilot study. Annals of Agricultural & Environmental Medicine, 13, 361-365.

Siebers, R., Parkes, A., & Crane, J. (2006). β-(1,3)-glucan on pillows. Allergy, 61(7), 901-902.

Peters, S., Siebers, R., Wickens, K., & Crane, J. (2006). Prevalence of mouse allergen (Mus m 1) in homes of New Zealand rural children. Asian Pacific Journal of Allergy & Immunology, 24, 81-84.

Lane, J., Siebers, R., Pene, G., Howden-Chapman, P., & Crane, J. (2005). Tokelau: A unique low allergen environment at sea level. Clinical & Experimental Allergy, 35, 479-482. doi: 10.1111/j.1365-2222.2005.02202.x

Erwin, E. A., Wickens, K., Custis, N. J., Siebers, R., Woodfolk, J., Barry, D., Crane, J., & Platts-Mills, T. A. E. (2005). Cat and dust mite sensitivity and tolerance in relation to wheezing among children raised with high exposure to both allergens. Journal of Allergy & Clinical Immunology, 115(1), 74-79.

Gale, J., Crane, J., Siebers, R., Howden-Chapman, P., & Phipps, R. (2005). Is the Wellington medical school facility a sick building? New Zealand Medical Student Journal, 3, 8-10.

Wu, F.-S., Juan, C.-W., Huang, S.-M., Chang, Y.-J., Chou, S.-L., & Siebers, R. (2005). Acquired immune deficiency syndrome and human immunodeficiency virus: Taiwanese medical labratory technologists and students' attitudes, concerns, and knowledge. British Journal of Biomedical Science, 62(1), 32-34.

Wickens, K., Lane, J., Siebers, R., Ingham, T., & Crane, J. (2004). Comparison of two dust collection methods for reservoir indoor allergens and endotoxin on carpets and mattresses. Indoor Air, 14, 217-222.

Siebers, R., Nam, H.-S., & Crane, J. (2004). Permeability of synthetic and feather pillows to live house dust mites and house dust. Clinical & Experimental Allergy, 34, 888-890.

Goldkorn, A., Diotto, P., Burgess, C., Weatherall, M., Holt, S., Beasley, R., & Siebers, R. (2004). The pulmonary and extra-pulmonary effects of high-dose formoterol in COPD: A comparison with salbutamol. Respirology, 9(1), 102-108. doi: 10.1111/j.1440-1843.2003.00525.x

Nam, H.-S., Park, C.-S., Crane, J., & Siebers, R. (2004). Endotoxin and house dust mite allergen levels on synthetic and buckwheat pillows. Journal of Korean Medical Science, 19, 505-508.

Juan, C.-W., Siebers, R., Wu, F. F.-S., Wu, C.-J., Chang, Y.-J., & Chao, C. (2004). The attitudes, concerns, gloving practices and knowledge of nurses in a Taiwanese hospital regarding AIDS and HIV. International Journal of Nursing Practice, 10, 32-38.

Wickens, K., de Bruyne, J., Calvo, M., Choon-Kook, S., Jayaraj, G., Lai, C. K. W., Lane, J., … Purdie, G., Siebers, R., … Crane, J. (2004). The determinants of dust mite allergen and its relationship to the prevalence of symptoms of asthma in the Asia-Pacific region. Pediatric Allergy & Immunology, 15, 55-61.

Wickens, K., Douwes, J. E., Siebers, R. W. L., Fitzharris, P. F., Wouters, I., Doekes, G., … Crane, J. (2003). Determinants of endotoxin levels in carpets in New Zealand homes. Indoor Air, 13, 128-135.

Loan, R., Siebers, R. W. L., Fitzharris, P. F., & Crane, J. (2003). House dust-mite allergen and cat allergen variability within carpeted living room floors in domestic dwellings. Indoor Air, 13, 92-95.

Elliot, J., Murphy, C., Lakshman, T., Wakem, P., Story, C., Siebers, R. W. L., … Mackenzie, R. (2003). A quality assurance programme for health laboratories in the South Pacific. New Zealand Journal of Medical Laboratory Science, 65-68.

Gillespie, J., Siebers, R. W. L., & Crane, J. (2003). The hygiene hypothesis: The good, the bad, and the evil - a low-down on dirt. New Zealand Journal of Medical Laboratory Science, 111-115.

Siebers, R. W. L. (2002). Data in abstracts of research articles. Is it consistent with that reported in the article? British Journal of Biomedical Science, 59, 67-68.

Siebers, R. W. L., Fitzharris, P. F., & Crane, J. (2002). Feather bedding and allergic disease in children: A cover story? Clinical & Experimental Allergy, 32, 1119-1123.

Mills, S., Siebers, R. W. L., Wickens, K., Crane, J., Purdie, G. L., & Fitzharris, P. F. (2002). House dust mite allergen in individual bedding components in New Zealand. New Zealand Medical Journal, 115, 151-153.

Siebers, R. W. L., Lane, J., Yasueda, H., Sakaguchi, M., Fitzharris, P. F., & Crane, J. (2002). Reduction of allergen by occlusive covering. Allergy, 57, 465.

McRae, W. M., Flannery, E., Cowan, J. O., McLachlan, C. R., Herbison, G. P., Siebers, R. W. L., Crane, J., & Wong, C. S. (2002). House dust mite allergen levels in University student accommodation in Dunedin. New Zealand Medical Journal, 115(1157), U30. Retrieved from http://www.nzma.org.nz/journal/115-1157/30

Healy, B., Burgess, C. D., Siebers, R. W. L., Beasley, C. R., Weatherall, M., & Holt, S. (2002). Do natural health food stores require regulation? New Zealand Medical Journal, 115(1161), U165. Retrieved from http://www.nzma.org.nz/journal/115-1161/165

Tsay, A., Williams, L., Mitchell, E. B., Chapman, M. D., Aalberse, R. C., Arruda, L. K., … Siebers, R. W. L., & van Hage-Hamsten, M. (2002). A rapid test for detection of mite allergens in homes. Clinical & Experimental Allergy, 32, 1596-1601.

Wickens, K., Lane, J. M., Fitzharris, P. F., Siebers, R. W. L., Riley, G. A., Douwes, J. E., … Crane, J. (2002). Farm residence and exposures and the risk of allergic diseases in New Zealand children. Allergy, 57(12), 1171-1179.

Mason, K., Crane, J., Fitzharris, P. F., & Siebers, R. W. L. (2001). The effect of sieving on Der p 1 levels. Allergy, 56, 1012-1013.

Siebers, R. W. L., Healy, B., Holt, S., Peters, S., Crane, J., & Fitzharris, P. F. (2001). Fel d 1 levels in domestic living rooms are not related to cat color or hair length. Journal of Allergy & Clinical Immunology, 108, 652-653.

Siebers, R. W. L., Wu, F.-S., & Maling, T. J. B. (2001). Effect of cell washing on erythrocyte sodium concentration in human hypertensive subjects. British Journal of Biomedical Science, 58, 92-94.

Wickens, K., Mason, K., Fitzharris, P. F., Siebers, R. W. L., Hearfield, M., Cunningham, M. J., & Crane, J. (2001). The importance of housing characteristics in determining Der p 1 levels in carpets in New Zealand. Clinical & Experimental Allergy, 31, 827-835.

Siebers, R. W. L. (2000). The accuracy of references of three allergy journals. Journal of Allergy & Clinical Immunology, 105, 837-838.

Siebers, R. W. L. (2000). How accurate is data in abstracts of research articles. New Zealand Journal of Medical Laboratory Science, 54, 22-23.

Siebers, R. W. L. (2000). Accuracy of references in the Australian Journal of Medical Science. Australian Journal of Medical Science, 21, 16-18.

Holt, S., Siebers, R. W. L., Suder, A., Loan, R., & Jeffery, O. (2000). The accuracy of references in Australian and New Zealand medical journals. New Zealand Medical Journal, 113, 416-417.

Holt, S., & Siebers, R. W. L. (1999). Laboratory and clinical aspects of measuring serum eosinophilic cationic protein (ECP) in asthma. New Zealand Journal of Medical Laboratory Science, 53, 3-4.

Wickens, K., Pearce, N. E., Siebers, R. W. L., Ellis, I., Patchett, K., Sawyer, G., … Kennedy, J. M., Slater, T. M. M., … Fitzharris, P. F. F., & Crane, J. (1999). Indoor environment, atopy and the risk of asthma in children in New Zealand. Pediatric Allergy & Immunology, 10, 199-208.

Mason, K., Riley, G. A., Siebers, R. W. L., Crane, J., & Fitzharris, P. F. F. (1999). Hot tumble drying and mite survival in duvets. Journal of Allergy & Clinical Immunology, 104, 499-500.

Siebers, R. W. L. (1999). Accuracy of references in the New Zealand Journal of Medical Laboratory Science. New Zealand Journal of Medical Laboratory Science, 53, 46-48.

Rains, N., Siebers, R. W. L., Crane, J., & Fitzharris, P. F. F. (1999). House dust mite allergen (Der p 1) accumulation on new synthetic and feather pillows. Clinical & Experimental Allergy, 29, 182-185.

Siebers, R. W. L., Weinstein, P., Fitzharris, P. F. F., & Crane, J. (1999). House-dust mite and cat allergens in the Antarctic. Lancet, 353, 1942.

Siebers, R. W. L. (1999). Knowledge, attitudes, concerns and practices of medical laboratory workers towards HIV/AIDS. A review of the world literature. Medical Technology International, 48, 17-20.

Siebers, R. W. L., O'Grady, G. B., Crane, J., & Fitzharris, P. F. F. (1998). House dust mite allergen accumulation on sheepskins. New Zealand Medical Journal, 111, 408-409.

Siebers, R. W. L., & Lynch, M. (1998). HIV and AIDS knowledge among medical laboratory technologists in Pacific Island countries. Pacific Health Dialog, 5, 22-25.

Sawyer, G., Kemp, T., Shaw, R., Patchett, K., Siebers, R. W. L., Lewis, S., Beasley, C. R., Crane, J., & Fitzharris, P. F. F. (1998). Biological pollution in infant bedding in New Zealand: high allergen exposure during a vulnerable period. Journal of Allergy & Clinical Immunology, 102(5), 765-770.

Siebers, R. W. L., Rains, N., Fitzharris, P. F. F., & Crane, J. (1998). House dust mite allergen (Der p 1) in human hair. Journal of Allergy & Clinical Immunology, 101, 422-423.

Martin, I. R., Wickens, K., Patchett, K., Kent, R., Fitzharris, P. F., Siebers, R. W. L., … Crane, J., … Town, G. I. (1998). Cat allergen levels in public places in New Zealand. New Zealand Medical Journal, 111(1074), 356-358.

Crane, J., Ellis, I., Siebers, R. W. L., Grimmet, D., Lewis, S., & Fitzharris, P. F. F. (1998). A pilot study of the effects of heat exchange and mechanical ventilation on house dust mites and Der p 1 in New Zealand homes. Allergy, 53(8), 755-762.

Riley, G. A., Siebers, R. W. L., Crane, J., & Fitzharris, P. F. F. (1998). House-dust mite antigen on skin and sheets. Lancet, 351, 649-650.

Crane, J., Kemp, T., Siebers, R. W. L., Rains, N., Fishwick, D., & Fitzharris, P. F. F. (1997). Increased house dust mite allergen in synthetic pillows may explain increased wheezing. British Medical Journal, 314(7096), 1763-1764.

Adilah, N., Fitzharris, P. F. F., Crane, J., & Siebers, R. W. L. (1997). The effect of frequent vacuum cleaning on the house dust mite allergen, Der p 1 in carpets: a pilot study. New Zealand Medical Journal, 110(1056), 438-439.

Wickens, K., Siebers, R. W. L., Ellis, I., Lewis, S., Sawyer, G., Tohill, S., … Kennedy, J. M., Slater, T. M. M., … Pearce, N. E., Fitzharris, P. F. F., & Crane, J. (1997). Determinants of house dust mite allergen in homes in Wellington, New Zealand. Clinical & Experimental Allergy, 27(9), 1077-1085.

Wickens, K., Martin, I. R. R., Pearce, N. E., Fitzharris, P. F. F., Kent, R., Holbrook, N., Siebers, R. W. L., … Town, G. I., & Crane, J. (1997). House dust mite allergen levels in public places in New Zealand. Journal of Allergy & Clinical Immunology, 99(5), 587-593.

Ayson, M., Rajasingham, S., Wong, C. S., Siebers, R. W. L., Crane, J., & Burgess, C. D. (1996). A pilot study to investigate the pulmonary effects of digoxin in patients with asthma. New Zealand Medical Journal, 109, 36-37.

Kemp, T. J., Siebers, R. W. L., Fishwick, D., O'Grady, G. B., Fitzharris, P. F. F., & Crane, J. (1996). House dust mite allergen in pillows. British Medical Journal, 313(7062), 916.

Siebers, R. W. L., Fitzharris, P. F. F., & Crane, J. (1996). Beds, bedrooms, bedding and bugs: anything new between the sheets? Clinical & Experimental Allergy, 26(11), 1225-1227.

Siebers, R. W. L., Patchett, K., Fitzharris, P. F. F., & Crane, J. (1996). Mite allergen (Der p 1) on children's clothing. Journal of Allergy & Clinical Immunology, 98(4), 853-854.

Bremner, P., Siebers, R. W. L., Crane, J., Beasley, R., & Burgess, C. (1996). Partial vs full β-receptor agonism: A clinical study of inhaled albuterol and fenoterol. Chest, 109(4), 957-962. doi: 10.1378/chest.109.4.957

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