Harvard Scientist’s Frog Embryo Smuggling Case is Dropped

WHO:

NBC News - Kseniia Petrova is a Russian-born Harvard scientist accused of smuggling frog embryos into the United States.

Boston.com News - Petrova was conducting cancer research for Harvard Medical School.

Boston.com News - Petrova was indicted on one count of concealment of a material fact, one count of making a false statement, and one count of smuggling goods into the United States.

NY Post - U.S. prosecutors moved to drop the charges against Petrova.

WHAT:

NBC News - A federal judge dismissed criminal charges against Petrova.

Boston.com News - A federal judge in Boston dismissed the case against Petrova.

NY Post - U.S. prosecutors moved to drop criminal charges against Petrova.

WHERE:

NBC News - The alleged smuggling involved frog embryos being brought into the United States.

Boston.com News - The case was dismissed by a federal judge in Boston.

NY Post - The alleged smuggling involved frog embryos being brought into the United States; Petrova worked at Harvard University.

WHY:

NY Post - Petrova argued that the Trump administration had singled her out for prosecution.

HOW:

Boston.com News - The indictment listed three charges: concealment of a material fact, false statement, and smuggling goods into the United States.

(UPDATED November 4, 2026 19:09 UTC)

A federal judge dismissed charges against Harvard scientist Kseniia Petrova over alleged frog embryo smuggling. Prosecutors accused the Russian-born researcher of concealing facts and making false statements. Petrova was conducting cancer research at Harvard Medical School.