About Igor

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So far Igor has created 108 blog entries.

So viele Keime tragen Fliegen mit sich

By |2020-06-26T18:57:21+00:00June 26th, 2020|

Rund 100 verschiedene Wirbellosenarten leben in jedem durchschnittlichen Haushalt – das zeigte eine Studie in "Scientific Reports". Zu den bekanntesten und unbeliebtesten dieser Mitbewohner gehören sicherlich die Stuben- und Schmeißfliegen. Sie surren nicht nur lästig um das Essen, sondern gelten auch als Überträger allerlei Krankheitserreger. Dass sie diese Aufgabe sogar noch besser erledigen als [...]

Muchy roznoszą jeszcze więcej chorób, niż myśleliśmy

By |2020-06-26T18:53:35+00:00June 26th, 2020|

O tym, że muchy "roznoszą zarazki" słyszymy niemal od dziecka. Okazuje się, jednak, że do tej pory mimo wszystko... nie docenialiśmy związanych z tym zagrożeń. Wyniki najnowszych badań, przeprowadzonych przez naukowców z Eberly College of Science przy Pennsylvania State University wskazują, że dokuczliwe owady przenoszą wiecej bakterii, niż myśleliśmy. Na łamach [...]

Мухи оказались еще более опасными разносчиками заразы, чем считалось

By |2020-06-26T18:49:32+00:00June 26th, 2020|

Микробиологи впервые провели тотальную перепись бактерий, которых разносят на своих телах мухи. Оказалось, что на мухах путешествуют десятки разновидностей опасных микробов, включая тех, что вызывают язву желудка.Об этом говорится в статье ученых из Бразилии, США и Сингапура, опубликованной в журнале Scientific Reports.Еще с советских времен многие помнят плакаты с грозной надписью «муха - [...]

Мух предложили использовать для предотвращения эпидемий

By |2020-06-26T18:46:56+00:00June 26th, 2020|

Ученые исследовали микробиомы комнатных мух и обнаружили большое разнообразие патогенных микроорганизмов. Известно, что мухи способны переносить микроорганизмы-возбудители многих заболеваний, включая холеру, брюшной тиф и некоторые болезни глаз. Международная группа ученых исследовала микробиомы 116 комнатных и мясных мух и пришла к выводу: эти насекомые могут оказаться переносчиками гораздо большего количества болезней, чем было принято считать. Мухи не могут питаться твердой пищей, они растворяют ее с помощью слюны. Насекомых [...]

Les mouches sont de véritables risques d’hygiène ambulants – StopNuisibles

By |2020-06-26T18:41:59+00:00June 26th, 2020|

Les mouches sont connues pour répandre des maladies et détériorer les activités alimentaires, de santé et pharmaceutiques. Dans ces secteurs d’activité, les pratiques d’hygiène standards, les barrières physiques et les destructeurs d’insectes volants sont des composants obligatoires afin d’assurer une bonne hygiène des lieux. Ces derniers empêchent les mouches de contaminer la nourriture par laquelle elles [...]

Αυτός είναι ο λόγος που δεν πρέπει ΠΟΤΕ να τρώμε φαγητό που έχει κάτσει πάνω μύγα (ετοιμαστείτε να αηδιάσετε)

By |2020-06-26T18:36:32+00:00June 26th, 2020|

Όταν βλέπετε την μανούλα σας να γίνεται υστερική με τις μύγες που βλέπει στην κουζίνα, να ξέρετε, δεν έχει άδικο.Τώρα έχει και την επιστήμη να την υποστηρίξει στην μανία της να προστατεύσει το φαγητό της οικογένειας από αυτά τα (ας το παραδεχτουμε) εκνευριστικά πετούμενα.Νέα έρευνα από τρία πανεπιστήμια (Pennsylvania State University, [...]

Stručnjaci kažu da ne biste trebali jesti s tanjura na koji je sletjela muha; ogavnije su nego što su mislili

By |2020-06-26T18:32:05+00:00June 26th, 2020|

Nikada ne biste smjeli jesti s tanjura na koji je sletjela muha. Oni koji jedu s tanjura na kojem je bila muha, riskiraju različite opasne bolesti. Prema najnovijoj studiji, muhe, na svojim nogama, nose puno više bolesti nego se prije mislilo.Na nogama i krilima muha nalaze se stotine različitih vrsta bakterija [...]

Las moscas son los portaviones de las invasiones bacterianas

By |2020-06-26T18:28:30+00:00June 26th, 2020|

La naturaleza está llena de seres llenos de ambición, pequeños y grandes conquistadores que quieren ampliar sus dominios y los de su especie. Los humanos podemos parecer un grupo con éxito, pero nada si se nos compara con las bacterias. Estos microorganismos tienen una capacidad de adaptación sorprendente y, aunque no [...]

NTU scientists suggest flies could help to monitor disease outbreaks by acting as ‘autonomous bionic drones’

By |2020-06-29T13:17:00+00:00June 26th, 2020|

An international research team led by Nanyang Technological University, Singapore (NTU Singapore) have proposed that swarms of flies can be used to help monitor disease outbreaks. This follows their research that shows how whole communities of bacteria – known as a microbiome – can “hitch a ride” on common carrion flies and can [...]

Flies’ disease-carrying potential may be greater than thought, researchers say

By |2020-06-29T13:15:23+00:00June 26th, 2020|

Flies can be more than pesky picnic crashers, they may be potent pathogen carriers, too, according to an international team of researchers.In a study of the microbiomes of 116 houseflies and blowflies from three different continents, researchers found, in some cases, these flies carried hundreds of different species of bacteria, many [...]

Houseflies Carry More Dangerous Bacteria Than Previously Believed

By |2020-06-29T13:12:26+00:00June 26th, 2020|

Houseflies carry as many as several hundred different species of bacteria, some of which may be harmful to humans, new research shows. The international research team behind the study, led by Nanyang Technological University in Singapore, also proposed that swarms of flies can be used to help monitor disease outbreaks.The researchers sequenced [...]

Flies carrying hundreds of species of bacteria from poo and rotting flesh pose disease threat, experts warn

By |2020-06-29T13:11:30+00:00June 26th, 2020|

The international study, launched at Penn State Eberly College of Science in the United States, examined microbiomes on 116 houseflies and blowflies from three different continents.The results, published in the journal Scientific Reports, found that flies contribute to the rapid spread of germs during an outbreak of disease among people – [...]

Flies could help to monitor disease outbreaks by acting as ‘autonomous bionic drones’ suggest scientists

By |2020-06-29T13:10:18+00:00June 26th, 2020|

An international research team led by Nanyang Technological University, Singapore (NTU Singapore) have proposed that swarms of flies can be used to help monitor disease outbreaks. This follows their research that shows how whole communities of bacteria -- known as a microbiome -- can "hitch a ride" on common carrion flies [...]

Harmful Bacteria Hitch A Ride On Houseflies

By |2020-06-29T13:09:18+00:00June 26th, 2020|

AsianScientist (Nov. 28, 2017) – An international research team led by Nanyang Technological University, Singapore (NTU Singapore) have proposed that swarms of flies can be used to help monitor disease outbreaks. They published their findings in Scientific Reports.Flies are known to be carriers of disease, responsible for the spread of harmful [...]

Houseflies Are More Capable of Spreading Disease Than We Realized

By |2020-06-29T13:08:31+00:00June 26th, 2020|

It’s never a nice feeling to watch a fly land on your next bite of food, but as new research shows, you may be justified in wanting to toss that delicious morsel in the garbage.New research published in Scientific Reports shows that two common flies—houseflies and blowflies—are capable of carrying hundreds of different bacteria—a good [...]

It Turns Out That Flies Are Much, Much Worse Than We Ever Knew

By |2020-06-29T13:07:43+00:00June 26th, 2020|

We all know that with their penchant to feast on rotting flesh and partiality for poop, flies are pretty unhygienic creatures. It now seems that we have been underestimating just how gross these insects are, if that is even possible.A new study published last week in Scientific Reports has found that both houseflies and [...]

Don’t eat food if a fly lands on it, as they carry more dangerous bacteria than previously thought, warn scientists

By |2020-06-29T12:59:27+00:00June 26th, 2020|

Most picnickers would brush away flies from food, thinking nothing of bugs briefly landing on their sandwiches.But a new study suggests the insects carry far more dangerous bacteria than previously thought, meaning sandwiches are best avoided if they have been contaminated by flies.Researchers at Penn State Eberly College of Science in the United [...]

Flies’ Feet Can Spread Bacteria

By |2020-06-29T12:56:55+00:00June 26th, 2020|

Researchers have undertaken a massive sequencing effort to analyze the whole genomes of 116 houseflies (Musca domestica) and blowflies (Chrysomya megacephala)—plus all their resident microbes. These metagenomes, along with laboratory experiments, point to flies’ ability to pick up bacteria on their legs and deposit their microbial passengers elsewhere, revealing the potential [...]

Flies more germ-laden than suspected

By |2020-06-29T12:56:08+00:00June 26th, 2020|

Scientists have discovered that flies carry more diseases than suspected.The house fly and the blowfly together harbour more than 600 different bacteria, according to a DNA analysis.Many are linked with human infections, including stomach bugs, blood poisoning and pneumonia.Flies can spread bacteria from place-to-place on their legs, feet and wings, experiments [...]

Nunca deve comer algo que uma mosca tenha tocado, dizem cientistas

By |2020-06-29T12:55:22+00:00June 26th, 2020|

Um novo estudo conduzido por investigadores do Brasil, Singapura e Estados Unidos revelou que nunca se deve comer nada que tenha sido tocado por uma mosca. Porquê? As bactérias que estes insectos albergam são transferidas para a comida.Publicado na Scientific Reports, o estudo analisou os microbiomas – microrganismos que se situam [...]

Moscas no Brasil podem transmitir bactéria associada à úlcera, diz estudo

By |2020-06-29T12:54:05+00:00June 26th, 2020|

Moscas podem carregar centenas de diferentes espécies de bactérias prejudiciais aos seres humanos, diz estudo publicado no “Scientific Reports” nesta sexta-feira (24). Pesquisadores analisaram 116 moscas de três diferentes continentes – algumas delas foram coletadas no Brasil.Nessas amostras do país, pesquisadores encontraram o patógeno Helicobacter pylori, bactéria presente em pacientes de úlcera [...]

Estudo revela que moscas são muito mais nojentas do que imaginávamos

By |2020-06-29T12:53:09+00:00June 26th, 2020|

Elas entram no lixo, passam por esgotos e cadáveres, vomitam em tudo, estão cobertas de microorganismos do cocô, e, ao fim, pousam na sua comida. As moscas são super nojentas, mas a situação pode ser pior do que pensávamos.De acordo com novas pesquisas, o corpinho desses insetos pode estar carregando toda espécie de agentes patogênicos, [...]

Moscas podem transmitir mais doenças do que pensávamos

By |2020-06-29T12:52:18+00:00June 26th, 2020|

Se você acha que moscas são animais pouco higiênicos, a ciência acaba de encontrar evidências de que você tem toda a razão. Um estudo publicado na última semana no periódico Scientific Reports e você acha que sugere que os pequenos insetinhos podem carregar centenas de bactérias causadoras de doenças.“Acreditamos que isso pode [...]

Study reveals evolution of blow flies and flesh flies

By |2020-06-29T12:47:26+00:00June 26th, 2020|

By Karina Toledo  |  Agência FAPESP – At the same time as the dinosaurs began to disappear – during the transition from the Cretaceous to the Paleocene over 60 million years ago – a group of insects called Schizophora began to flourish.The clade Schizophora, which belongs to the Brachycera suborder of Diptera (the order of true flies), [...]

Estudo desvenda evolução de moscas-varejeiras

By |2020-06-29T12:45:15+00:00June 26th, 2020|

Karina Toledo  |  Agência FAPESP – Na mesma época em que os dinossauros começaram a desaparecer – durante a transição do período Cretáceo para o Paleoceno, há mais de 60 milhões de anos –, um grupo de insetos conhecido como Schizophora passou a florescer.Pertencente à ordem Diptera e à subordem das moscas Brachycera, a radiação adaptativa Schizophora (termo usado [...]

Estudo desvenda evolução de moscas-varejeiras

By |2020-06-29T12:50:01+00:00June 26th, 2020|

Na mesma época em que os dinossauros começaram a desaparecer – durante a transição do período Cretáceo para o Paleoceno, há mais de 60 milhões de anos –, um grupo de insetos conhecido como Schizophora passou a florescer.Pertencente à ordem Diptera e à subordem das moscas Brachycera, a radiação adaptativa Schizophora (termo usado para se referir a uma [...]

Cientistas sequenciam DNA de grupo de insetos

By |2020-06-29T12:44:21+00:00June 26th, 2020|

No ano 2000, o grupo liderado pela professora da Unicamp Ana Maria Lima de Azeredo Espin foi o primeiro no país a sequenciar o DNA mitocondrial (encontrado no interior da mitocôndria) de uma espécie de inseto: a mosca-da-bicheira (Cochliomyia hominivorax), considerada uma das mais nocivas pragas da pecuária na América do Sul. Agora, passados [...]

Blowflies carry a high percentage of bacteria that cause diseases in humans

By |2020-06-29T12:42:54+00:00June 26th, 2020|

Agência FAPESP – Nearly 30% of the microorganisms found in blowflies are capable of causing diseases in humans says a study carried out by researchers at the University of Campinas (Unicamp), Pennsylvania State University in the United States and Nanyang Technological University in Singapore.Among the bacteria found in the bodies of the insects [...]

Moscas varejeiras carregam alta porcentagem de bactérias que causam doenças em humanos

By |2020-06-29T12:41:02+00:00June 26th, 2020|

Agência FAPESP – Cerca de 30% dos microrganismos encontrados em moscas varejeiras são capazes de causar doenças em seres humanos, revelou um estudo feito por pesquisadores da Universidade Estadual de Campinas (Unicamp), da PennState University, dos Estados Unidos, e da Nanyang Technological University, de Cingapura.Entre as bactérias encontradas nos corpos dos insetos [...]

Bacteria and fungi show a precise daily rhythm in tropical air, finds NTU

By |2020-06-29T12:39:20+00:00June 26th, 2020|

Scientists from the Singapore Centre for Environmental Life Sciences Engineering (SCELSE) at Nanyang Technological University, Singapore (NTU Singapore) have found that the air in the tropics is teeming with a rich and diverse range of at least 725 different microorganisms.The NTU scientists used a new sampling and DNA sequencing protocol of [...]

Air Microbiome Changes Over Day-Night Cycle

By |2020-06-29T12:37:58+00:00June 26th, 2020|

Organisms across the tree of life, from plankton to humans, follow day-night cycles. New research shows that the airborne microbiome cycles through day-night cycles as well.Researchers in Brazil and Singapore captured the microbes present in the air of a tropical environment using air samplers located at Nanyang Technical University. Considering the popularity of [...]

Up in the clouds with the fungi

By |2020-06-29T12:35:03+00:00June 26th, 2020|

Airborne transport of microorganisms is assumed to occur over vast global scales, but we know little about it. Gusareva et al. undertook a year-long metagenomic study of atmospheric organisms above Singapore. Daily patterns were seen in more than 700 taxa, dominated by eukaryotes. At night, spores of basidiomycete fungi formed the greatest airborne [...]

16. Complete Genome Sequence of Staphylococcus haemolyticus Strain SGAir0252

By |2020-06-26T12:28:13+00:00June 26th, 2020|

Genome Announcements 6, e00229–18–2 (2018). Premkrishnan, B. N. V., Junqueira, A. C. M., Uchida, A., Purbojati, R. W., Houghton, J. N. I., Chénard, C., Wong, A., Kolundžija, S., Clare, M. E., Kushwaha, K. K., Panicker, D., Putra, A., Gaultier, N. E., Heinle, C. E., Vettath, V. K., Drautz-Moses, D. I. & Schuster, S. C.

15. Complete Genome Sequence of Acinetobacter indicus Strain SGAir0564 Isolated from Tropical Air Collected in Singapore

By |2020-06-26T12:27:30+00:00June 26th, 2020|

Genome Announcements 6, e00230–18–3 (2018). Vettath, V. K., Junqueira, A. C. M., Uchida, A., Purbojati, R. W., Houghton, J. N. I., Chénard, C., Drautz-Moses, D. I., Wong, A., Kolundžija, S., Clare, M. E., Kushwaha, K. K., Panicker, D., Putra, A., Gaultier, N. E., Heinle, C. E., Premkrishnan, B. N. V. & Schuster, S. C.

14. Complete Genome Sequence of Lelliottia nimipressuralis Strain SGAir0187, Isolated from Tropical Air Collected in Singapore

By |2020-06-26T12:26:51+00:00June 26th, 2020|

Genome Announcements 6, e00231–18–2 (2018). Heinle, C. E., Junqueira, A. C. M., Uchida, A., Purbojati, R. W., Houghton, J. N. I., Chénard, C., Drautz-Moses, D. I., Wong, A., Kolundžija, S., Clare, M. E., Kushwaha, K. K., Panicker, D., Putra, A., Gaultier, N. E., Premkrishnan, B. N. V., Vettath, V. K. & Schuster, S. C.

12. Complete Genome Sequence of Bacillus altitudinis Strain SGAir0031 Isolated from Tropical Air Collected in Singapore

By |2020-06-26T12:25:04+00:00June 26th, 2020|

Genome Announcements 5, e01260–17–2 (2017). Vettath, V. K., Junqueira, A. C. M., Uchida, A., Purbojati, R. W., Houghton, J. N. I., Chénard, C., Drautz-Moses, D. I., Wong, A., Kolundžija, S., Clare, M. E., Lau, K. J. X., Gaultier, N. E., Heinle, C. E., Premkrishnan, B. N. V., Gusareva, E. S., Acerbi, E., Yang, L. & [...]

O GRANDE MISTÉRIO DAS TARTARUGAS

By |2023-10-10T19:55:18+00:00June 25th, 2020|

Pesquisadores processam montanha de dados de mais de 300 espécies de tartarugas viventes e extintas para identificar onde e quando evoluíram os ancestrais comuns das tartarugas modernas A história evolutiva é uma paixão antiga. Desde criança eu sempre adorei conhecer a origem dos diversos grupos de animais e plantas, [...]

As máquinas que fazem da biologia uma ciência de grandes números

By |2023-10-10T20:05:47+00:00June 24th, 2020|

Sequenciadores de DNA, gravadores, drones e outros aparelhos de uso crescente permitem imensos ganhos de tempo e impõem uma reviravolta metodológica. Oar que nos cerca não é um espaço inerte, apenas com oxigênio e nitrogênio, vapor-d’água, poeira e poluição. É um ambiente vivo, no qual continuamente nascem, se reproduzem [...]

Se o amor está no ar, ele tem companhia… micróbios!

By |2023-10-10T20:07:08+00:00June 23rd, 2020|

Há diversos microrganismos habitando a atmosfera do nosso planeta, e não só aqui embaixo, pertinho de nós. O microbioma do ar é composto principalmente de bactérias e fungos que ficam suspensos quando são expelidos da superfície. Só uma pequena parte desse pessoal volta aqui para baixo em gotículas de chuva ou pegando [...]

Microbiomes of insect vectors

By |2023-10-10T16:27:44+00:00June 10th, 2020|

Interactions between hosts and microorganisms are ubiquitous in nature, capable of modulating animal physiology, fitness, protection against infections, and host behavior. We are using whole shotgun metagenomics to study the microbial communities associated with biological (mosquitoes and kissing bugs) and mechanical insect vectors (houseflies and blowflies). Insects are major agents of infectious diseases, [...]

Genomics of flies

By |2023-10-10T16:30:00+00:00June 10th, 2020|

Recent developments in comparative genomics allow us to analyze features that help us understand how genomes evolved, giving rise to various insect habits. In flies (Diptera), different feeding strategies are also associated with the evolution of parasitism and adaptation to living hosts. We are currently working with two genomes of flies generated: the [...]

Phylogenomics and Evolution

By |2023-10-10T16:31:29+00:00June 10th, 2020|

With the onset of new sequencing platforms, an increasing number of genomes became available in public databases and can now be analyzed with methods that deal with the intersection of phylogenetics and genomics. Our research conciliates molecular data with fossil records, geological events, and cutting-edge bioinformatics to estimate the time tree of species [...]

Environmental metagenomics

By |2023-10-10T16:33:25+00:00June 10th, 2020|

The World Health Organization has listed air pollution, climate change, and the emergence of antimicrobial resistance as the main threats to global health in the future. We use breakthrough methods in ultra-low biomass sequencing to analyze the urban microbiome from surfaces swabbed in Rio de Janeiro to uncover the microorganisms circulating in populated [...]

Hello world!

By |2020-06-04T12:48:43+00:00June 4th, 2020|

Welcome to WordPress. This is your first post. Edit or delete it, then start writing!

Jellyfish medical findings

By |2017-06-30T03:03:18+00:00June 30th, 2017|

How the jellyfish surprised science and what the medical implications Results are encouraging Aenean vitae neque est. Proin aliquam, lacus non ullamcorper elementum, diam eros faucibus orci, sed lobortis lectus urna egestas ligula. Morbi viverra, orci ac sodales consectetur, erat justo dictum urna, sodales ultrices [...]

Reduced medicine side effects

By |2017-06-30T02:09:05+00:00June 30th, 2017|

Reduced side effects of medicine Results are encouraging Aenean vitae neque est. Proin aliquam, lacus non ullamcorper elementum, diam eros faucibus orci, sed lobortis lectus urna egestas ligula. Morbi viverra, orci ac sodales consectetur, erat justo dictum urna, sodales ultrices nulla diam placerat ipsum. Donec [...]

The flu virus stops spreading

By |2017-06-30T01:05:15+00:00June 30th, 2017|

Why the flu virus don't spread as you might expect Results are encouraging Aenean vitae neque est. Proin aliquam, lacus non ullamcorper elementum, diam eros faucibus orci, sed lobortis lectus urna egestas ligula. Morbi viverra, orci ac sodales consectetur, erat justo dictum urna, sodales ultrices [...]

Consistent testing cannot fail

By |2017-06-29T19:09:47+00:00June 29th, 2017|

Consistent testing cannot fail Results are encouraging Aenean vitae neque est. Proin aliquam, lacus non ullamcorper elementum, diam eros faucibus orci, sed lobortis lectus urna egestas ligula. Morbi viverra, orci ac sodales consectetur, erat justo dictum urna, sodales ultrices nulla diam placerat ipsum. Donec [...]

Alternative science benefits

By |2017-06-29T19:08:39+00:00June 29th, 2017|

Alternative science and the benefits Results are encouraging Aenean vitae neque est. Proin aliquam, lacus non ullamcorper elementum, diam eros faucibus orci, sed lobortis lectus urna egestas ligula. Morbi viverra, orci ac sodales consectetur, erat justo dictum urna, sodales ultrices nulla diam placerat ipsum. Donec [...]

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