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Unlike the classical deterministic KS system, which only allows for idiosyncratic noises, the stochastic KS equation is derived from an interacting particle system subject to both idiosyncratic and common noises. Both the unique existence of solutions to the stochastic KS equation and the mean-field limit result are addressed.\n<\/jats:p>","DOI":"10.1007\/s00332-020-09661-6","type":"journal-article","created":{"date-parts":[[2020,12,18]],"date-time":"2020-12-18T12:03:37Z","timestamp":1608293017000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":13,"title":["The Microscopic Derivation and Well-Posedness of the Stochastic Keller\u2013Segel Equation"],"prefix":"10.1007","volume":"31","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-4171-0530","authenticated-orcid":false,"given":"Hui","family":"Huang","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jinniao","family":"Qiu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2020,12,18]]},"reference":[{"issue":"11","key":"9661_CR1","doi-asserted-by":"publisher","first-page":"2041","DOI":"10.1142\/S0218202516400078","volume":"26","author":"N Bellomo","year":"2016","unstructured":"Bellomo, N., Bellouquid, A., Chouhad, N.: From a multiscale derivation of nonlinear cross-diffusion models to Keller\u2013Segel models in a Navier\u2013Stokes fluid. 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