Instructions for Authors. Instructions for Authors. The Journal of Cell Biology http://jcb.rupress.org/site/misc/ifora.xhtml http://jcb.rupress.org/site/misc/ifora.xhtml http://jcb.rupress.org/site/misc/ifora.xhtml http://www.jcb.rupress.org/site/misc/ifora.xhtml http://www.jcb.rupress.org/site/misc/ifora.xhtml