Does gut brain axis has an impact on Parkinson's disease (PD)?

Ajay Elangovan, Bhawna Dahiya, Laxmi Kirola, Mahalaxmi Iyer, Priyanka Jeeth, Sakshi Maharaj, Nikki Kumari, Vikas Lakhanpal, Tanja Maria Michel, K. R.S.Sambasiva Rao, Ssang Goo Cho, Mukesh Kumar Yadav, Abilash Valsala Gopalakrishnan, Saraboji Kadhirvel, Nachimuthu Senthil Kumar, Balachandar Vellingiri^*