The present invention concerns antibodies and antigen-binding fragments of antibodies which specifically bind to and neutralize Chikungunya virus (CHIKV) and which are engineered to develop therapeutics in order to treat CHIKV disease or prevent CHIKV infection. The invention also relates to pharmaceutical compositions comprising antibodies of the invention and the use of the antibodies for the prevention and treatment of CHIKV disease.本發明涉及抗體和抗體的抗原結合片段,所述抗體和抗體的抗原結合片段特異性結合並中和基孔肯雅病毒(Chikungunya virus,CHIKV)並經工程化以開發療法進而治療CHIKV疾病或預防CHIKV感染。本發明還涉及包含本發明的抗體的藥物組合物和所述抗體用於預防和治療CHIKV疾病的用途。