1. Department of Biophysics, Biomedicine and Neuroscience, Al-Farabi Kazakh National University, Almaty A15E3C7, Kazakhstan
2. Department of Biomedical Science, University of Sheffield, Sheffield S10 2JA, UK
3. Headache Research, Wolfson Centre for Age-Related Diseases, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London SE1 1UL, UK
4. Neuresta, Inc., San Diego, CA 91991, USA
5. Salivary Research, Centre for Host-Microbiome Interactions, Faculty of Dental, Oral & Craniofacial Sciences, King’s College London, London SE1 1UL, UK