HPV em homens pode aumentar morte de espermatozoides, diz estudo

[{"selector":"#anim-bc6ba5c2-3531-40dd-ba77-ad350e61860a","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-854b671d-c976-4ee7-857e-b3e9d158b3af","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-83609e78-8773-48d1-b1e8-2d976597f43c","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-c4a83d27-327a-4e8e-8ffb-0fa7afcf9373","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Freepick

[{"selector":"#anim-754d24fc-7418-4a6b-9f5e-547d1b2ef2a0","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-4152c545-ca57-4ec0-9dcc-bfd6ea547301","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1caa7d9c-7b16-4f8f-903f-437d883360d5","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-f9e7b268-4dc7-4fc4-b5b1-5774fbec07e1","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-411ff04a-de46-4233-a231-9bcf10b1e14b [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(25%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Os cientistas há muito questionam se as infecções por papilomavírus humano ( HPV ) em homens poderiam afetar a saúde dos espermatozoides e a fertilidade Nadezhda Moryak/Pexels

[{"selector":"#anim-6ff50708-cb65-4fd6-98d3-45ba43b1db0e","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a9e12eb0-5a43-44be-a5e8-2e4e6f179097","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-4c460e57-25cf-4a28-9dfd-1e76dbf01c4d","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-7c294e0c-9015-4d14-bc7f-1bd59a7fa2bf","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-1e1fcfa7-8f39-4553-89be-c070f950ca4a [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(14.714673696146024%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] Agora, um estudo preliminar encontrou uma possível relação entre infecções por HPV de alto risco e níveis ligeiramente elevados de morte de espermatozoides Freepick

[{"selector":"#anim-deb698a6-4a80-4b31-bdaa-a08449aa239e","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-08d9a8bb-a301-4bfc-b198-316d4ae420e3","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a4879095-be82-4a09-a09b-e8bbc18d16b2","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-ffa169c4-c3db-4a71-8214-201f1d706715","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-b232e010-d8f0-49fa-8074-f71fa1eb6b40 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(-7.812499744007886%, 0, 0) translate(-25%, 0%) scale(1.5)","translate3d(0%, 0, 0) translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"fill":"forwards"}] Infecções com cepas de HPV de alto risco parecem estar associadas a “níveis significativamente mais altos” de espermatozoides mortos do que infecções com cepas de baixo risco, segundo o estudo publicado no jornal científico Frontiers in Cellular and Infection Microbiology Freepick

[{"selector":"#anim-a637a96b-e572-4fce-8bf1-f1ba99465e04","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-6fcbfd17-9e26-4190-a397-5a75e77e754e","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b42e2438-044f-434c-b2d4-ed9cb397d70f","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-526d6ebc-3a18-448d-a580-944d2d006efc","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-efcbaff0-7cf2-4e8c-a7f2-0aaef87c6d40 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(44.16521735845795%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] As taxas mais altas de morte de espermatozoides podem ser parcialmente atribuídas ao aumento do estresse oxidativo nos espermatozoides, o que pode resultar em danos ao DNA ou função prejudicada Freepick

[{"selector":"#anim-d87e7f33-0fb2-46b3-9cea-742fe43b72f2","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c9e223ef-c4ca-4cd2-b803-c01a62cfc05a","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-357b0cf8-85d7-44e2-a009-fe41acd1e614","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-e65e2967-df69-46bb-9a8c-e225345485e8","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-7d11742c-32fb-4e5e-9a08-d6063699f5b4 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(-31.264975924655257%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] O HPV inclui um grupo de mais de 150 vírus que são transmitidos principalmente por contato sexual, e estima-se que cerca de 80% das pessoas terão uma infecção por HPV em sua vida nos Estados Unidos Freepick

[{"selector":"#anim-234356ae-8750-4cc1-b152-28896cd6e8cb","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-25b85f71-4469-4df1-885f-05ad3ae226eb","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f86bd640-8af3-4ee0-8b74-5a92946614e1","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-6213d4ea-348f-4e5b-9781-0bb95823c248","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] No estudo, as amostras de homens com infecções por HPV com cepas de alto risco apresentaram 2,5 vezes mais morte de espermatozoides do que aquelas com infecções de baixo risco Nadezhda Moryak/Pexels

[{"selector":"#anim-27409d0c-d7ca-40a3-95b2-f3f25ff14ff6","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-298160de-fcb0-492f-b7b6-f48f435d15f6","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-194ccab6-79fb-4193-a661-46f775d23875","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-595c81f3-f0da-45ec-9555-8fe163a33e91","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-54fb98b6-72a6-4135-b8a6-2740da478f83 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(-18.249999804975733%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] “Tipos de HPV de alto risco têm um efeito mais prejudicial sobre os espermatozoides e também criam um ambiente imunossupressor local, o que pode facilitar ainda mais a presença de co-infecções”, diz Virginia Rivero, professora na Universidad Nacional de Córdoba na Argentina Freepick

[{"selector":"#anim-a01e25eb-5b62-460f-825a-04c9e7e0d169","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-84845d22-ad19-4e81-bd4a-fe92cf41d4a7","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a5a81935-532d-4887-ab7c-44927e4c54c4","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-52708fbc-f30b-4d50-a5f7-dd6a8d89ab28","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-21fb9344-0eb5-46ac-a7f6-c8b1cdff92de [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(44.997499972149306%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] O estudo contribui para a base de pesquisas sobre HPV em homens, mas os achados não são motivo para casais que desejam engravidar se preocuparem, segundo Bobby Najari, urologista do NYU Langone Health em Nova York, Freepick

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