Transmissible melanoma found in Lake Memphremagog catfish

Transmissible melanoma found in Lake Memphremagog catfish

Scientists at the University of Vermont reported that up to 37% of brown bullhead catfish sampled from Lake Memphremagog carried melanoma lesions, indicating a contagious cancer outbreak that may be tied to earlier flooding in the watershed. Earlier research had identified the disease as the first likely transmissible cancer in wild catfish, noting that the tumors share a common genetic origin. The findings, published in Nature, marked the first known transmissible cancer in a freshwater species.

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Julie Dragon University of Vermont researchers

Տեղադրություններ

Lake Memphremagog, Quebec, Canada Lake Memphremagog, Vermont, United States University of Vermont, Burlington, Vermont, United States

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Հուլիս 28, 2026
1 ընդհանուր
known transmissible cancer discovered
known transmissible cancer discovered

NewsNation • 28 Հուլ 22:33

Scientists report that up to 37% of brown bullhead catfish sampled in Lake Memphremagog carried melanoma lesions, suggesting a contagious cancer outbreak possibly linked to past flooding.

Վստահելիություն 72% Մանիպ. 7% Կենտրոն
Հուլիս 25, 2026
2 ընդհանուր
Scientists discover 1st known likely transmissible cancer in wild catfish
Scientists discover 1st known likely transmissible cancer in wild catfish

Yahoo • 25 Հուլ 18:57

A study of brown bullhead catfish in Lake Memphremagog found that melanoma tumors share a common genetic origin, suggesting the cancer may spread between fish, marking the first known transmissible cancer in a freshwater species.

Վստահելիություն 88% Մանիպ. 8% Կենտրոն
Scientists discover 1st known likely transmissible cancer in wild catfish
Scientists discover 1st known likely transmissible cancer in wild catfish

ABC News - Breaking News, Latest News and Videos • 25 Հուլ 18:33

A study published in Nature reports that melanoma cells appear to spread between brown bullhead catfish in Lake Memphremagog, marking the first known transmissible cancer in fish and in a freshwater environment.

Վստահելիություն 78% Մանիպ. 7% Կենտրոն
Հուլիս 23, 2026
1 ընդհանուր
First-known freshwater contagious cancer spreading among catfish in this lake
First-known freshwater contagious cancer spreading among catfish in this lake

FOX Weather • 23 Հուլ 19:13

Researchers have confirmed the first known case of a contagious cancer in freshwater fish, finding malignant melanomas in a significant portion of brown bullhead catfish in Lake Memphremagog.

Վստահելիություն 71% Մանիպ. 9% Կենտրոն
Հուլիս 22, 2026
2 ընդհանուր
A strange transmissible cancer is spreading through the catfish in this lake
A strange transmissible cancer is spreading through the catfish in this lake

NPR • 22 Հուլ 17:33

Scientists have discovered a contagious form of melanoma spreading among brown bullhead catfish in Lake Memphremagog, affecting about a third of the population and offering new insights into cancer metastasis.

Վստահելիություն 78% Մանիպ. 8% Կենտրոն
Scientists Discover the First-Ever Contagious Cancer in Fish
Scientists Discover the First-Ever Contagious Cancer in Fish

Gizmodo • 22 Հուլ 15:00

Researchers have confirmed that a melanoma-like tumor spreading among brown bullhead catfish in Lake Memphremagog is a contagious cancer, marking the first known transmissible cancer in a freshwater animal.

Վստահելիություն 78% Մանիպ. 10% Կենտրոն