{
    "PMID": "10662644",
    "TI": "The lefty-related factor Xatv acts as a feedback inhibitor of nodal signaling in mesoderm induction and L-R axis development in xenopus.",
    "JT": "Development (Cambridge, England)",
    "BTI": "",
    "DP": "2000-03",
    "AU": "Cheng A M, Thisse B, Thisse C, Wright C V"
}