{"id":8452,"date":"2023-06-23T10:04:55","date_gmt":"2023-06-23T07:04:55","guid":{"rendered":"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/"},"modified":"2023-06-23T10:04:55","modified_gmt":"2023-06-23T07:04:55","slug":"anche-livelli-sicuri-di-inquinamento-atmosferico-possono-avere-un-impatto-negativo-sullo-studio-dello-sviluppo-del-cervello","status":"publish","type":"post","link":"https:\/\/urbancare.clinic\/it\/anche-livelli-sicuri-di-inquinamento-atmosferico-possono-avere-un-impatto-negativo-sullo-studio-dello-sviluppo-del-cervello\/","title":{"rendered":"Anche i livelli "sicuri" di inquinamento atmosferico possono avere un impatto negativo sullo sviluppo del cervello: studio"},"content":{"rendered":"
<\/div>\n

Alcuni livelli di inquinamento atmosferico ritenuti sicuri in precedenza possono causare una serie di malattie e ostacolare lo sviluppo del cervello nei bambini, affermano i ricercatori.<\/p>\n

Un nuovo studio longitudinale, pubblicato sulla rivista Internazionale dell'Ambiente<\/a>, hanno osservato che anche livelli pi\u00f9 bassi di inquinamento possono interferire nelle connessioni tra le regioni del cervello, il che pu\u00f2 rappresentare una seria minaccia per lo sviluppo cognitivo.<\/p>\n

Gli autori dello studio, dell\u2019Universit\u00e0 della California del Sud (USC), hanno utilizzato i dati della scansione cerebrale di oltre 9.000 partecipanti allo studio Adolescent Brain Cognitive Development (ABCD), il pi\u00f9 grande studio nazionale sulla salute del cervello dei giovani negli Stati Uniti.<\/p>\n

Hanno scoperto che in alcune aree del cervello c\u2019era un aumento del numero di connessioni rispetto a quanto considerato normale, mentre altre regioni del cervello mostravano meno connessioni.<\/p>\n

In che modo l\u2019inquinamento influisce sullo sviluppo del cervello?<\/strong><\/p>\n

La connessione tra le diverse regioni del cervello \u00e8 fondamentale per il suo sviluppo e il suo funzionamento quotidiano. La comunicazione gioca un ruolo vitale sotto vari aspetti, dal modo in cui il cervello raccoglie le informazioni al modo in cui pensiamo e sentiamo.<\/p>\n

Molte di queste connessioni vengono forgiate presto, tra i nove e i 12 anni. Svolgono un ruolo significativo nello sviluppo cognitivo ed emotivo del cervello dei bambini.<\/p>\n

\u201cLa qualit\u00e0 dell\u2019aria in tutta l\u2019America, anche se \u2018sicura\u2019 secondo gli standard EPA [Environmental Protection Agency], sta contribuendo a cambiamenti nelle reti cerebrali durante questo periodo critico, che potrebbe riflettere un biomarcatore precoce di un aumento del rischio di problemi cognitivi ed emotivi pi\u00f9 avanti nella vita, ", ha detto l'autore senior dello studio Megan Herting, professore associato di scienze della popolazione e della sanit\u00e0 pubblica alla USC Earth.com.<\/a><\/p>\n

Herting e il suo team hanno esaminato la relazione tra inquinamento atmosferico e sviluppo del cervello monitorando le scansioni MRI funzionali di 9.497 partecipanti di et\u00e0 compresa tra 9 e 10 anni. Un sottogruppo di questo gruppo \u00e8 stato selezionato per ulteriori scansioni due anni dopo per osservare i cambiamenti nella connettivit\u00e0 cerebrale nel tempo.<\/p>\n

I ricercatori si sono concentrati su specifiche reti cerebrali, tra cui le reti di salienza, frontoparietale e in modalit\u00e0 predefinita, nonch\u00e9 l'amigdala e l'ippocampo.<\/p>\n

Gli scienziati hanno utilizzato i dati EPA, inclusi i livelli di particolato fine (PM2,5), biossido di azoto (NO2) e ozono troposferico (O3), per mappare l'inquinamento atmosferico nella residenza di ciascun partecipante e vedere come si collega ai cambiamenti nella connettivit\u00e0 cerebrale. col tempo.<\/p>\n

Lo studio ha rivelato che una maggiore esposizione al PM2,5 ha causato un aumento della connettivit\u00e0 tra le aree del cervello, mentre una maggiore esposizione al NO2 ha ridotto la connettivit\u00e0. L\u2019esposizione all\u2019O3 era associata a pi\u00f9 connessioni all\u2019interno della corteccia ma a meno connessioni con altre importanti regioni del cervello.<\/p>\n

\u201cIn media, i livelli di inquinamento atmosferico sono piuttosto bassi negli Stati Uniti, ma stiamo ancora riscontrando effetti significativi sul cervello. Questo \u00e8 qualcosa che i politici dovrebbero tenere in considerazione quando pensano se inasprire gli standard attuali\u201d, ha detto l\u2019autore principale dello studio Devyn Cotter.<\/p>\n

Lo studio sottolinea la necessit\u00e0 che gli enti regolatori considerino la salute del cervello insieme alla salute respiratoria e cardiometabolica nel fissare gli standard di qualit\u00e0 dell\u2019aria.<\/p>\n

Pubblicato da Medicaldaily.com<\/p>\n

Fonte quotidiana medica<\/a><\/p>\n

","protected":false},"excerpt":{"rendered":"

<\/div>\n

Alcuni livelli di inquinamento atmosferico ritenuti sicuri in precedenza possono causare una serie di malattie e ostacolare lo sviluppo del cervello nei bambini, affermano i ricercatori.<\/p>\n

Un nuovo studio longitudinale, pubblicato sulla rivista Internazionale dell'Ambiente<\/a>, hanno osservato che anche livelli pi\u00f9 bassi di inquinamento possono interferire nelle connessioni tra le regioni del cervello, il che pu\u00f2 rappresentare una seria minaccia per lo sviluppo cognitivo.<\/p>\n

Gli autori dello studio, dell\u2019Universit\u00e0 della California del Sud (USC), hanno utilizzato i dati della scansione cerebrale di oltre 9.000 partecipanti allo studio Adolescent Brain Cognitive Development (ABCD), il pi\u00f9 grande studio nazionale sulla salute del cervello dei giovani negli Stati Uniti.<\/p>\n

Hanno scoperto che in alcune aree del cervello c\u2019era un aumento del numero di connessioni rispetto a quanto considerato normale, mentre altre regioni del cervello mostravano meno connessioni.<\/p>\n

In che modo l\u2019inquinamento influisce sullo sviluppo del cervello?<\/strong><\/p>\n

La connessione tra le diverse regioni del cervello \u00e8 fondamentale per il suo sviluppo e il suo funzionamento quotidiano. La comunicazione gioca un ruolo vitale sotto vari aspetti, dal modo in cui il cervello raccoglie le informazioni al modo in cui pensiamo e sentiamo.<\/p>\n

Molte di queste connessioni vengono forgiate presto, tra i nove e i 12 anni. Svolgono un ruolo significativo nello sviluppo cognitivo ed emotivo del cervello dei bambini.<\/p>\n

\u201cLa qualit\u00e0 dell\u2019aria in tutta l\u2019America, anche se \u2018sicura\u2019 secondo gli standard EPA [Environmental Protection Agency], sta contribuendo a cambiamenti nelle reti cerebrali durante questo periodo critico, che potrebbe riflettere un biomarcatore precoce di un aumento del rischio di problemi cognitivi ed emotivi pi\u00f9 avanti nella vita, ", ha detto l'autore senior dello studio Megan Herting, professore associato di scienze della popolazione e della sanit\u00e0 pubblica alla USC Earth.com.<\/a><\/p>\n

Herting e il suo team hanno esaminato la relazione tra inquinamento atmosferico e sviluppo del cervello monitorando le scansioni MRI funzionali di 9.497 partecipanti di et\u00e0 compresa tra 9 e 10 anni. Un sottogruppo di questo gruppo \u00e8 stato selezionato per ulteriori scansioni due anni dopo per osservare i cambiamenti nella connettivit\u00e0 cerebrale nel tempo.<\/p>\n

I ricercatori si sono concentrati su specifiche reti cerebrali, tra cui le reti di salienza, frontoparietale e in modalit\u00e0 predefinita, nonch\u00e9 l'amigdala e l'ippocampo.<\/p>\n

Gli scienziati hanno utilizzato i dati EPA, inclusi i livelli di particolato fine (PM2,5), biossido di azoto (NO2) e ozono troposferico (O3), per mappare l'inquinamento atmosferico nella residenza di ciascun partecipante e vedere come si collega ai cambiamenti nella connettivit\u00e0 cerebrale. col tempo.<\/p>\n

Lo studio ha rivelato che una maggiore esposizione al PM2,5 ha causato un aumento della connettivit\u00e0 tra le aree del cervello, mentre una maggiore esposizione al NO2 ha ridotto la connettivit\u00e0. L\u2019esposizione all\u2019O3 era associata a pi\u00f9 connessioni all\u2019interno della corteccia ma a meno connessioni con altre importanti regioni del cervello.<\/p>\n

\u201cIn media, i livelli di inquinamento atmosferico sono piuttosto bassi negli Stati Uniti, ma stiamo ancora riscontrando effetti significativi sul cervello. Questo \u00e8 qualcosa che i politici dovrebbero tenere in considerazione quando pensano se inasprire gli standard attuali\u201d, ha detto l\u2019autore principale dello studio Devyn Cotter.<\/p>\n

Lo studio sottolinea la necessit\u00e0 che gli enti regolatori considerino la salute del cervello insieme alla salute respiratoria e cardiometabolica nel fissare gli standard di qualit\u00e0 dell\u2019aria.<\/p>\n

Pubblicato da Medicaldaily.com<\/p>","protected":false},"author":2,"featured_media":8453,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"Default","format":"standard","meta":{"fifu_image_url":"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/06\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study.jpg","fifu_image_alt":"","footnotes":""},"categories":[27],"tags":[],"class_list":["post-8452","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"\nEven 'Safe' Levels Of Air Pollution Can Negatively Impact Brain Development: Study - Urban Care Clinic<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/urbancare.clinic\/it\/anche-livelli-sicuri-di-inquinamento-atmosferico-possono-avere-un-impatto-negativo-sullo-studio-dello-sviluppo-del-cervello\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Even 'Safe' Levels Of Air Pollution Can Negatively Impact Brain Development: Study - Urban Care Clinic\" \/>\n<meta property=\"og:description\" content=\"Certain levels of air pollution deemed safe previously can cause a number of diseases and hinder brain development in children, researchers say.A new longitudinal study, published in the journal Environment International, noted that even lower levels of pollution can interfere in the connections between brain regions, which can pose a serious threat to cognitive development.The study authors, from the University of Southern California (USC), used brain scan data from over 9,000 participants in the Adolescent Brain Cognitive Development (ABCD) study, the largest nationwide study for youth brain health in the United States.They found in some areas of the brain, there was an increase in the number of connections compared to what is considered normal, while other brain regions exhibited fewer connections.How pollution affects brain development?The connection between different regions of the brain is crucial for its development and day-to-day functioning. Communication plays a vital part in various aspects, ranging from how the brain collects information and how we think and feel.Many of these connections are forged early, between the ages of nine and 12. They play a significant role in children's cognitive and emotional brain development."Air quality across America, even though 'safe' by EPA [Environmental Protection Agency] standards, is contributing to changes in brain networks during this critical time, which may reflect an early biomarker for increased risk for cognitive and emotional problems later in life," study senior author Megan Herting, an associate professor of Population and Public Health Sciences at USC, told Earth.com.Herting and her team examined the relationship between air pollution and brain development by tracking functional MRI scans from 9,497 participants aged 9-10. A subset of this group was selected for additional scans two years later to observe changes in brain connectivity over time.Researchers focused on specific brain networks, including the salience, frontoparietal and default-mode networks, as well as the amygdala and hippocampus.The scientists used EPA data, including levels of fine particulate matter (PM2.5), nitrogen dioxide (NO2) and ground-level ozone (O3), to map air pollution at each participant's residence and see how they relate to changes in brain connectivity over time.The study revealed that higher exposure to PM2.5 caused increases in connectivity between brain areas, while increased exposure to NO2 decreased connectivity. Exposure to O3 was associated with more connections within the cortex but fewer connections with other important brain regions."On average, air pollution levels are fairly low in the U.S., but we're still seeing significant effects on the brain. That's something policymakers should take into account when they're thinking about whether to tighten the current standards," study lead author Devyn Cotter said.The study emphasizes the need for regulators to consider brain health along with respiratory and cardiometabolic health while setting air quality standards.Published by Medicaldaily.com\" \/>\n<meta property=\"og:url\" content=\"https:\/\/urbancare.clinic\/it\/anche-livelli-sicuri-di-inquinamento-atmosferico-possono-avere-un-impatto-negativo-sullo-studio-dello-sviluppo-del-cervello\/\" \/>\n<meta property=\"og:site_name\" content=\"Urban Care Clinic\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/urbancarezanzibar\" \/>\n<meta property=\"article:published_time\" content=\"2023-06-23T07:04:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/06\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study.jpg\" \/>\n<meta name=\"author\" content=\"Urban Care Clinic\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/06\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study.jpg\" \/>\n<meta name=\"twitter:label1\" content=\"Scritto da\" \/>\n\t<meta name=\"twitter:data1\" content=\"Urban Care Clinic\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo di lettura stimato\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/\"},\"author\":{\"name\":\"Urban Care Clinic\",\"@id\":\"https:\/\/urbancare.clinic\/#\/schema\/person\/f286c4d84be896d302aceda3ed7e789c\"},\"headline\":\"Even ‘Safe’ Levels Of Air Pollution Can Negatively Impact Brain Development: Study\",\"datePublished\":\"2023-06-23T07:04:55+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/\"},\"wordCount\":483,\"publisher\":{\"@id\":\"https:\/\/urbancare.clinic\/#organization\"},\"image\":{\"@id\":\"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/06\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study.jpg\",\"articleSection\":[\"Medical Daily\"],\"inLanguage\":\"it-IT\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/\",\"url\":\"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/\",\"name\":\"Even 'Safe' Levels Of Air Pollution Can Negatively Impact Brain Development: Study - 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Communication plays a vital part in various aspects, ranging from how the brain collects information and how we think and feel.Many of these connections are forged early, between the ages of nine and 12. They play a significant role in children's cognitive and emotional brain development.\"Air quality across America, even though 'safe' by EPA [Environmental Protection Agency] standards, is contributing to changes in brain networks during this critical time, which may reflect an early biomarker for increased risk for cognitive and emotional problems later in life,\" study senior author Megan Herting, an associate professor of Population and Public Health Sciences at USC, told Earth.com.Herting and her team examined the relationship between air pollution and brain development by tracking functional MRI scans from 9,497 participants aged 9-10. A subset of this group was selected for additional scans two years later to observe changes in brain connectivity over time.Researchers focused on specific brain networks, including the salience, frontoparietal and default-mode networks, as well as the amygdala and hippocampus.The scientists used EPA data, including levels of fine particulate matter (PM2.5), nitrogen dioxide (NO2) and ground-level ozone (O3), to map air pollution at each participant's residence and see how they relate to changes in brain connectivity over time.The study revealed that higher exposure to PM2.5 caused increases in connectivity between brain areas, while increased exposure to NO2 decreased connectivity. Exposure to O3 was associated with more connections within the cortex but fewer connections with other important brain regions.\"On average, air pollution levels are fairly low in the U.S., but we're still seeing significant effects on the brain. That's something policymakers should take into account when they're thinking about whether to tighten the current standards,\" study lead author Devyn Cotter said.The study emphasizes the need for regulators to consider brain health along with respiratory and cardiometabolic health while setting air quality standards.Published by Medicaldaily.com","og_url":"https:\/\/urbancare.clinic\/it\/anche-livelli-sicuri-di-inquinamento-atmosferico-possono-avere-un-impatto-negativo-sullo-studio-dello-sviluppo-del-cervello\/","og_site_name":"Urban Care Clinic","article_publisher":"https:\/\/www.facebook.com\/urbancarezanzibar","article_published_time":"2023-06-23T07:04:55+00:00","og_image":[{"url":"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/06\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study.jpg","type":"","width":"","height":""}],"author":"Urban Care Clinic","twitter_card":"summary_large_image","twitter_image":"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/06\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study.jpg","twitter_misc":{"Scritto da":"Urban Care Clinic","Tempo di lettura stimato":"2 minuti"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/#article","isPartOf":{"@id":"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/"},"author":{"name":"Urban Care Clinic","@id":"https:\/\/urbancare.clinic\/#\/schema\/person\/f286c4d84be896d302aceda3ed7e789c"},"headline":"Even ‘Safe’ Levels Of Air Pollution Can Negatively Impact Brain Development: Study","datePublished":"2023-06-23T07:04:55+00:00","mainEntityOfPage":{"@id":"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/"},"wordCount":483,"publisher":{"@id":"https:\/\/urbancare.clinic\/#organization"},"image":{"@id":"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/#primaryimage"},"thumbnailUrl":"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/06\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study.jpg","articleSection":["Medical Daily"],"inLanguage":"it-IT"},{"@type":"WebPage","@id":"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/","url":"https:\/\/urbancare.clinic\/even-safe-levels-of-air-pollution-can-negatively-impact-brain-development-study\/","name":"Anche i livelli "sicuri" di inquinamento atmosferico possono avere un impatto negativo sullo sviluppo del cervello: studio - 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