Search Displaying 1 - 1 of 1 Fulltext search Sort by RelevanceDate Created: Newest to OldestDate Created: Oldest to Newest Oswald Theodore Avery (1877-1955) By: Samantha Hauserman | Published: Dec 12, 2013 Oswald Theodore Avery studied strains of pneumococcus of the genus Streptococcus in the US in the first half of the twentieth century. This bacterium… Bacterial TransformationDNAHeredityPathologyImmunology Filter my results Author (-) Samantha Hauserman (1)