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" ... Antibodies have been at the forefront in the search for drugs to prevent and treat Covid-19. Combination antibodies effectively reduce infection length if given early enough and prevent infection for those exposed. However, there are some inherent difficulties with antibodies as drugs. They are relatively large molecules that are expensive to produce. Additionally, SARS-CoV-2 mutates to resist single and, in some cases, to double-antibody cocktails. Here we describe a new approach to the same end using antibodies derived from camelids, a biological family which includes mammals such as camels, llamas, and alpacas. ... "
" ... Footprints around the burials are clearly identifiable as those of adults wearing sandals and small children who walked barefoot, Prieto, Verano, and colleagues note. "At least two large groups of children and camelids came from the northern and southern sides of the site to meet at the center of the sacrificial area. From there, the sacrifice presumably was conducted, and the human and animal bodies placed in burial pits excavated through the mud layer" by Chimú priests or other officials. ... "