[1] Hosp Univ Ntra Sra Candelaria, Mol Biol Lab, Unidad Invest, Santa Cruz de Tenerife, Spain
[2] Hosp Univ Ntra Sra Candelaria, Unidad Microbiol, Santa Cruz de Tenerife, Spain
[3] Univ La Laguna, Dept Biol Celular & Microbiol, Santa Cruz de Tenerife, Spain
[4] CSIC, Ctr Invest Biol, Madrid, Spain