Correction to: Transformed Salmonella typhimurium SL7207/pcDNA-CCOL2A1 as an orally administered DNA vaccine.

This correction notice addresses an error in the original article titled "Transformed Salmonella typhimurium SL7207/pcDNA-CCOL2A1 as an orally administered DNA vaccine." The mistake pertains to the gift information for the attenuated Salmonella typhimurium SL7207. The corrections involve updating the attribution of the strain's construction and the acknowledgment of its provider. The corrected information should reflect that Professor Heng Yang from the Yunnan Tropical and Subtropical Animal Virus Diseases Laboratory, Yunnan Animal Science and Veterinary Institute, Jindian, Kunming, Yunnan, China, was responsible for constructing the strain and providing it for the study. Springer Nature, the publisher, maintains a neutral stance on jurisdictional claims and institutional affiliations. [Extracted from the article]