*:not(:first-child){margin-top:10.625rem;margin-bottom:10.625rem}.b-au_s div[id=elpais_gpt-MPU2]{position:sticky;top:3.4375rem}.b-au_s .w-lmd{width:100%;margin:0}}@media (min-width: 62.5625em)and (min-width: 62.5625em)and (max-width: 74.9175em){._g-lg-none{display:block}}@media (min-width: 62.5625em)and (max-width: 74.9175em){.tpl-h .cg .cs_m a{padding:.9375rem .25rem}}@media (min-width: 74.9375em){._g-o{max-width:74.9375rem}.tpl-h .cg .cs_m{padding:0 2rem}.b-au_b,.b-au_f{grid-column:1/9}.b-au_s{grid-column:10/13}}@media (min-width: 1310px){.x-f .x_w,.tpl-noads .x .x_w{padding-left:3.4375rem;padding-right:3.4375rem}}@media (max-width: 35.98em){._g-xs-none{display:block}.cg_f time .x_e_s:last-child{display:none}.b-au_o .c_m_c{margin-left:var(--grid-offset-justify);margin-right:var(--grid-offset-justify)}.b-au_o .c_a{margin-top:1.25rem}.b-au_b .c{grid-column-gap:0}.b-au_b .c:not(.c--p-n) .c_e{margin-left:calc(var(--grid-offset-justify)/2)}.b-au_b .c_a{margin-bottom:.5625rem}.b-au_b .c_m{padding-right:.6875rem}}@media (max-width: 47.98em){.btn-xs{padding:.125rem .5rem .0625rem}.x .btn-u{border-radius:100%;width:2rem;height:2rem}.x-nf.x-p .ep_l{grid-column:2/4}.x-nf.x-p .x_u{grid-column:4/5}.tpl-h-el-pais .btn-xpr{display:inline-flex}.tpl-h-el-pais .btn-xpr+a{display:none}.tpl-h-el-pais .x-nf.x-p .x_ep{display:flex}.tpl-h-el-pais .x-nf.x-p .x_u .btn-2{display:inline-flex}.tpl-ad-bd{margin-left:.625rem;margin-right:.625rem}.tpl-ad-bd .ad-nstd-bd{height:3.125rem;background:#fff}.tpl-ad-bd ._g-o{padding-left:.625rem;padding-right:.625rem}.b_chi .c-d:first-of-type .c_kg{order:5;margin-bottom:.25rem}.b_chi .c-d:first-of-type .c_h{order:10}.b_chi .c-d:first-of-type .c_m{order:15}.b_chi .c-d:first-of-type .c_a,.b_chi .c-d:first-of-type .c_d,.b_chi .c-d:first-of-type .c_ap,.b_chi .c-d:first-of-type .c_l,.b_chi .c-d:first-of-type .c_r{order:20}}@media (max-width: 62.5425em){.b.b_ep .b_h_w:before{content:"";width:1rem;height:2.1875rem;position:absolute;pointer-events:none;right:-1rem;bottom:0;background-image:linear-gradient(90deg,#fff,transparent);z-index:1}.z-he .b.b_ep .b_h_w:before{background-image:linear-gradient(90deg,#f2f2f2,transparent)}.b--o+.z_hr{display:none}.b-au .c_d{margin-top:0}.b-au_o .c:last-of-type{padding-bottom:1.875rem;margin-bottom:1.875rem}} Ir al contenido
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25 de agosto de 2008

Reportaje:VIAJE A LAS FRONTERAS DE LA CIENCIA | reportaje

ESOS EXTRAÑOS ANIMALES

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De cerditos fluorescentes a gallinas que producen interferón humano, un medicamento muy difícil de conseguir. Una incursión en el extraño mundo de la genética.

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