Hair Cortisol in Service Dogs for Veterans with Post-traumatic Stress Disorder Compared to Companion Dogs (Canis Familiaris)

References

• Aardal, E., & Holm, A. C. (1995). Cortisol in saliva-reference ranges and relation to cortisol in serum. Clinical Chemistry and Laboratory Medicine, 33(12), 927–932.
   Google Scholar
• Beerda, B., Schilder, M. B., Janssen, N. S., & Mol, J. A. (1996). The use of saliva cortisol, urinary cortisol, and catecholamine measurements for a noninvasive assessment of stress responses in dogs. Hormones and Behavior, 30(3), 272–279.
   PubMed Web of Science ®Google Scholar
• Beerda, B., Schilder, M. B., Van Hooff, J. A., De Vries, H. W., & Mol, J. A. (1999). Chronic stress in dogs subjected to social and spatial restriction. I. Behavioral responses. Physiology & Behavior, 66(2), 233–242.
   PubMed Web of Science ®Google Scholar
• Bennett, A., & Hayssen, V. (2010). Measuring cortisol in hair and saliva from dogs: Coat color and pigment differences. Domestic Animal Endocrinology, 39(3), 171–180.
   PubMed Web of Science ®Google Scholar
• Clark, S. D., Martin, F., McGowan, R. T., Smidt, J. M., Anderson, R., Wang, L., … Mohabbat, A. B. (2020). Physiological state of therapy dogs during animal-assisted activities in an outpatient setting. Animals, 10(5), 819.
   Web of Science ®Google Scholar
• Clark, S. D., Smidt, J. M., & Bauer, B. A. (2019). Welfare considerations: Salivary cortisol concentrations on frequency of therapy dog visits in an outpatient hospital setting: A pilot study. Journal of Veterinary Behavior, 30, 88–91.
   Google Scholar
• Cone, E. J. (1996). Mechanisms of drug incorporation into hair. Therapeutic Drug Monitoring, 18(4), 438–443.
   PubMed Web of Science ®Google Scholar
• D’Anna-Hernandez, K. L., Ross, R. G., Natvig, C. L., & Laudenslager, M. L. (2011). Hair cortisol levels as a retrospective marker of hypothalamic–pituitary axis activity throughout pregnancy: Comparison to salivary cortisol. Physiology & Behavior, 104(2), 348–353.
   PubMed Web of Science ®Google Scholar
• Davenport, M. D., Tiefenbacher, S., Lutz, C. K., Novak, M. A., & Meyer, J. S. (2006). Analysis of endogenous cortisol concentrations in the hair of rhesus macaques. General and Comparative Endocrinology, 147(3), 255–261.
   PubMed Web of Science ®Google Scholar
• de Groot, J., de Jong, I. C., Prelle, I. T., & Koolhaas, J. M. (2000). Immunity in barren and enriched housed pigs differing in baseline cortisol concentration. Physiology & Behavior, 71(3–4), 217–223.
   PubMed Web of Science ®Google Scholar
• de Jong, I. C., Prelle, I. T., van de Burgwal, J. A., Lambooij, E., Korte, S. M., Blokhuis, H. J., & Koolhaas, J. M. (2000). Effects of environmental enrichment on behavioral responses to novelty, learning, and memory, and the circadian rhythm in cortisol in growing pigs. Physiology & Behavior, 68(4), 571–578.
   PubMed Web of Science ®Google Scholar
• Dettenborn, L., Tietze, A., Kirschbaum, C., & Stalder, T. (2012). The assessment of cortisol in human hair: Associations with sociodemographic variables and potential confounders. Stress, 15(6), 578–588.
   PubMed Web of Science ®Google Scholar
• Glenk, L. M., Kothgassner, O. D., Stetina, B. U., Palme, R., Kepplinger, B., & Baran, H. (2013). Therapy dogs’ salivary cortisol levels vary during animal-assisted interventions. Animal Welfare, 22(3), 369–378.
   Web of Science ®Google Scholar
• Glenk, L. M., Kothgassner, O. D., Stetina, B. U., Palme, R., Kepplinger, B., & Baran, H. (2014). Salivary cortisol and behavior in therapy dogs during animal-assisted interventions: A pilot study. Journal of Veterinary Behavior, 9(3), 98–106.
   Google Scholar
• Harkey, M. R. (1993). Anatomy and physiology of hair. Forensic Science International, 63(1–3), 9–18.
   PubMed Web of Science ®Google Scholar
• Henderson, G. L. (1993). Mechanisms of drug incorporation into hair. Forensic Science International, 63(1–3), 19–29.
   PubMed Web of Science ®Google Scholar
• Hubrecht, R. (1995). The welfare of dogs in human care. In J. Serpell, ed., “The domestic dog: Its evolution, behaviour, and interactions with people” (pp. 179–195). Cambridge, MA: Cambridge Press.
   Google Scholar
• Iannuzzi, D., & Rowan, A. N. (1991). Ethical issues in animal-assisted therapy programs. Anthrozoös, 4(3), 154–163.
   Google Scholar
• King, C., Watters, J., & Mungre, S. (2011). Effect of a time-out session with working animal-assisted therapy dogs. Journal of Veterinary Behavior, 6(4), 232–238.
   Google Scholar
• Kobayashi, H., Song, C., Ikei, H., Park, B. J., Kagawa, T., & Miyazaki, Y. (2019). Combined effect of walking and forest environment on salivary cortisol concentration. Frontiers in Public Health, 7, 376.
   PubMed Web of Science ®Google Scholar
• LaFollette, M. R., Rodriguez, K. E., Ogata, N., & O’Haire, M. E. (2019). Military veterans and their PTSD service dogs: Associations between training methods, PTSD severity, dog behavior, and the human-animal bond. Frontiers in Veterinary Science, 6, 23.
   PubMed Web of Science ®Google Scholar
• Meinders, S. (2017). Validation of cortisol measurements in canine puppies’ hair - A pilot study -. Thesis at the Department of Animal in Science and Society, Faculty of Veterinary Medicine, Utrecht University. Last seen: 07-04-2021.
   Google Scholar
• Melco, A. L., Goldman, L., Fine, A. H., & Peralta, J. M. (2020). Investigation of physiological and behavioral responses in dogs participating in animal-assisted therapy with children diagnosed with attention-deficit hyperactivity disorder. Journal of Applied Animal Welfare Science, 23(1), 10–28.
   PubMed Web of Science ®Google Scholar
• Mesarcova, L., Kottferova, J., Skurkova, L., Leskova, L., & Kmecova, N. (2017). Analysis of cortisol in dog hair-a potential biomarker of chronic stress: A review. Veterinární Medicína, 62(7), 363–376.
   Web of Science ®Google Scholar
• Meyer, J. S., & Novak, M. A. (2012). Minireview: Hair cortisol: A novel biomarker of hypothalamic-pituitary-adrenocortical activity. Endocrinology, 153(9), 4120–4127.
   PubMed Web of Science ®Google Scholar
• Nicholson, S. L., & Meredith, J. E. (2015). Should stress management be part of the clinical care provided to chronically ill dogs? Journal of Veterinary Behavior, 10(6), 489–495.
   Google Scholar
• Palestrini, C., Calcaterra, V., Cannas, S., Talamonti, Z., Papotti, F., Buttram, D., & Pelizzo, G. (2017). Stress level evaluation in a dog during animal-assisted therapy in pediatric surgery. Journal of Veterinary Behavior, 17, 44–49.
   Google Scholar
• Papafotiou, C., Christaki, E., van den Akker, E. L., Wester, V. L., Apostolakou, F., Papassotiriou, I., & Pervanidou, P. (2017). Hair cortisol concentrations exhibit a positive association with salivary cortisol profiles and are increased in obese prepubertal girls. Stress, 20(2), 217–222.
   PubMed Web of Science ®Google Scholar
• R Core Team. (2018). R: A Language Environment for Statistical Computing. R foundation for Statistical Computing, Vienna, Austria. Accessed 31 01 2021. https://www.R-project.org/
   Google Scholar
• Riemer, S., Assis, L., Pike, T. W., & Mills, D. S. (2016). Dynamic changes in ear temperature in relation to separation distress in dogs. Physiology & Behavior, 167, 86–91.
   PubMed Web of Science ®Google Scholar
• Rosén, L. (2016). Does coat color affect cortisol levels in border collie dogs? Student thesis at Linköping University, department of physics, chemistry and biology. Biology. Last seen: 07-04-2021.
   Google Scholar
• Roth, L. S., Faresjö, Å., Theodorsson, E., & Jensen, P. (2016). Hair cortisol varies with season and lifestyle and relates to human interactions in German shepherd dogs. Scientific Reports, 6(1), 19631.
   PubMedGoogle Scholar
• Russell, E., Koren, G., Rieder, M., & Van Uum, S. (2012). Hair cortisol as a biological marker of chronic stress: Current status, future directions and unanswered questions. Psychoneuroendocrinology, 37(5), 589–601.
   PubMed Web of Science ®Google Scholar
• Serpell, J. A., Coppinger, R., & Fine, A. H. (2006). Welfare considerations in therapy and assistance animals, handbook on animal assisted therapy: Theoretical foundations and guidelines for practice (2nd ed., pp. 21–38). Amsterdam, The Netherlands: Elsevier.
   Google Scholar
• Svendsen, K., & Sondergaard, A. S. C. (2014). Hair and saliva as biomarkers for stress evaluation in Labrador retrievers in relation to HD scores. Copenhagen: University of Copenhagen.
   Google Scholar
• Terwissen, C. V., Mastromonaco, G. F., & Murray, D. L. (2013). Influence of adrenocorticotrophin hormone challenge and external factors (age, sex, and body region) on hair cortisol concentration in Canada lynx (Lynx canadensis). General and Comparative Endocrinology, 194, 162–167.
   PubMed Web of Science ®Google Scholar
• Thun, R., Eggenberger, E., & Zerobin, K. (1990). 24-hour profiles of plasma cortisol and testosterone in the male dog: Absence of circadian rhythmicity, seasonal influence and hormonal inter-relationships. Reproduction in Domestic Animals, 25(2), 68–77.
   Web of Science ®Google Scholar
• Udo, H. M. J. (1978). Hair coat characteristics in Friesian heifers in the Netherlands and Kenya. Wageningen: H. Veenman & Zonen BV.
   Google Scholar
• van Houtert, E. A. E., Endenburg, N., Rodenburg, T. B., & Vermetten, E. (2021). Do service dogs for Veterans with PTSD Mount a cortisol response in response to training?. Animals, 11(3), 650.
   Web of Science ®Google Scholar
• Vanaelst, B., Huybrechts, I., Bammann, K., Michels, N., De Vriendt, T., Vyncke, K., … Ler, L. (2012). Intercorrelations between serum, salivary, and hair cortisol and child‐reported estimates of stress in elementary school girls. Psychophysiology, 49(8), 1072–1081.
   PubMed Web of Science ®Google Scholar