how would I do an in text citation for this reference?

1. Shinji Fukuda, Hidehiro Toh, Koji Hase, Kenshiro Oshima, Yumiko Nakanishi, Kazutoshi Yoshimura,Toru Tobe, Julie M. Clarke, David L. Topping, Tohru Suzuki, Todd D. Taylor, Kikuji Itoh, Jun Kikuchi, Hidetoshi Morita, Masahira Hattori, & Hiroshi Ohno, January 27, 2011, Bifidobacteria can protect from enteropathogenic infection through production of acetate, Nature, Volume 469, Number 7331, Pages 543-547

thanks

Fukuda, S. et al., Nature, 469 , pp. 543-547 (2011)

(underline the 469)