Jove
Visualize
Contáctanos
JoVE
x logofacebook logolinkedin logoyoutube logo
ACERCA DE JoVE
Visión GeneralLiderazgoBlogCentro de Ayuda JoVE
AUTORES
Proceso de PublicaciónConsejo EditorialAlcance y PolíticasRevisión por ParesPreguntas FrecuentesEnviar
BIBLIOTECARIOS
TestimoniosSuscripcionesAccesoRecursosConsejo Asesor de BibliotecasPreguntas Frecuentes
INVESTIGACIÓN
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchivo
EDUCACIÓN
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualCentro de Recursos para ProfesoresSitio de Profesores
Términos y Condiciones de Uso
Política de Privacidad
Políticas

Videos de Conceptos Relacionados

Infection01:20

Infection

7.7K
When a pathogen enters the body and reproduces, it can cause an infection, damage body cells, and cause illness symptoms that eventually lead to disease. Therefore, its prevention requires breaking the chain of infection.
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
7.7K
Viral Recombination00:57

Viral Recombination

23.3K
Cells are sometimes infected by more than one virus at once. When two viruses disassemble to expose their genomes for replication in the same cell, similar regions of their genomes can pair together and exchange sequences in a process called recombination. Alternatively, viruses with segmented genomes can swap segments in a process called reassortment.
23.3K
Steps in Outbreak Investigation01:18

Steps in Outbreak Investigation

108
In the ever-evolving field of public health, statistical analysis serves as a cornerstone for understanding and managing disease outbreaks. By leveraging various statistical tools, health professionals can predict potential outbreaks, analyze ongoing situations, and devise effective responses to mitigate impact. For that to happen, there are a few possible stages of the analysis:
108
Diversity of Protists II01:27

Diversity of Protists II

Alveolates are a group of organisms recognized by the presence of alveoli, which are cytoplasmic sacs located beneath the cell membrane. While their function remains uncertain, alveoli may help regulate water balance by controlling how much water enters and leaves the cell. In dinoflagellates, these structures may serve as armor plates. There are three major types of alveolates: ciliates, which move using cilia; dinoflagellates, which use flagella for movement; and apicomplexans, which are...
Factors Affecting the Risk of Infection01:26

Factors Affecting the Risk of Infection

11.5K
The hosts' susceptibility to infection depends on several factors. The integrity of the skin and mucous membranes helps protect the body against microbial attacks. When the skin is altered, the chance of infection, limb loss, and even death increases.
The integrity and count of the white blood cells help the body resist pathogens and fight infection. When impaired, it reduces the body's resistance to pathogens. The acidic pH levels of the gastrointestinal, genitourinary tracts, and skin...
11.5K

También podría leer

Artículos Relacionados

Artículos vinculados a este trabajo por autores compartidos, revista y gráfico de citas.

Ordenar por
Same author

What Have We Learned From Empirical Applications of Modern Coexistence Theory?

Ecology letters·2026
Same author

Climate change and infectious diseases.

Nature medicine·2026
Same author

Cross-reactive human antibody responses to H5N1 influenza virus neuraminidase are shaped by immune history.

Nature communications·2026
Same author

Epidemiological impacts of nonpharmaceutical interventions are modulated by immunity exposure trade offs.

Communications medicine·2026
Same author

Leveraging perturbations to infer the population dynamics of human rhinovirus and interaction of influenza A virus.

medRxiv : the preprint server for health sciences·2026
Same author

Toward AI foundation models for epidemics: Promise, challenges, and paths forward.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same journal

Erratum for the Research Article "Detecting supramolecular organic nanoparticles during heat wave".

Science (New York, N.Y.)·2026
Same journal

Local signals, systemic decline.

Science (New York, N.Y.)·2026
Same journal

The mechanics of liver regeneration.

Science (New York, N.Y.)·2026
Same journal

Computing in a memory with physics.

Science (New York, N.Y.)·2026
Same journal

Retraction.

Science (New York, N.Y.)·2026
Same journal

Making time.

Science (New York, N.Y.)·2026
Ver todos los artículos relacionados

Video Experimental Relacionado

Updated: Jun 10, 2025

A Mouse Model for the Transition of Streptococcus pneumoniae from Colonizer to Pathogen upon Viral Co-Infection Recapitulates Age-Exacerbated Illness
12:21

A Mouse Model for the Transition of Streptococcus pneumoniae from Colonizer to Pathogen upon Viral Co-Infection Recapitulates Age-Exacerbated Illness

Published on: September 28, 2022

2.4K

Predicción de la invasibilidad mutua y la cocirculación del patógeno

Sang Woo Park1,2, Sarah Cobey2, C Jessica E Metcalf1

  • 1Department of Ecology and Evolutionary Biology, Princeton University, Princeton, NJ 08540, USA.

Science (New York, N.Y.)
|October 10, 2024
PubMed
Resumen
Este resumen es generado por máquina.

La Teoría de Invasión de Patógenos (PIT) predice las interacciones de cepas mediante el análisis de la susceptibilidad y la dinámica epidémica. Este marco unifica las ideas sobre la cocirculación de patógenos y las cepas emergentes.

Más Videos Relacionados

A Comparative Approach to Characterize the Landscape of Host-Pathogen Protein-Protein Interactions
13:56

A Comparative Approach to Characterize the Landscape of Host-Pathogen Protein-Protein Interactions

Published on: July 18, 2013

11.2K
Prediction of HIV-1 Coreceptor Usage Tropism by Sequence Analysis using a Genotypic Approach
07:06

Prediction of HIV-1 Coreceptor Usage Tropism by Sequence Analysis using a Genotypic Approach

Published on: December 1, 2011

13.3K

Videos de Experimentos Relacionados

Last Updated: Jun 10, 2025

A Mouse Model for the Transition of Streptococcus pneumoniae from Colonizer to Pathogen upon Viral Co-Infection Recapitulates Age-Exacerbated Illness
12:21

A Mouse Model for the Transition of Streptococcus pneumoniae from Colonizer to Pathogen upon Viral Co-Infection Recapitulates Age-Exacerbated Illness

Published on: September 28, 2022

2.4K
A Comparative Approach to Characterize the Landscape of Host-Pathogen Protein-Protein Interactions
13:56

A Comparative Approach to Characterize the Landscape of Host-Pathogen Protein-Protein Interactions

Published on: July 18, 2013

11.2K
Prediction of HIV-1 Coreceptor Usage Tropism by Sequence Analysis using a Genotypic Approach
07:06

Prediction of HIV-1 Coreceptor Usage Tropism by Sequence Analysis using a Genotypic Approach

Published on: December 1, 2011

13.3K

Área de la Ciencia:

  • Epidemiología
  • Ecología teórica
  • Ecología microbiana

Sus antecedentes:

  • La estructura de la comunidad de patógenos muestra coexistencia y reemplazo de cepas, pero predecir estas dinámicas es un desafío.
  • Los estudios existentes sobre los sistemas huésped-patógeno carecen de un marco teórico unificador para las interacciones entre cepas.

Objetivo del estudio:

  • Desarrollar un marco cuantitativo, la teoría de la invasión de patógenos (PIT), para predecir las interacciones de las cepas de patógenos.
  • Para comprobar el PIT con datos empíricos de los principales patógenos humanos.
  • Unificar los conceptos existentes de cocirculación de patógenos y aparición de cepas.

Principales métodos:

  • Desarrolló la teoría de la invasión de patógenos (PIT) basada en la teoría moderna de la coexistencia ecológica.
  • PIT aplicado para analizar datos empíricos de los principales patógenos humanos.
  • Modelado la influencia de la dinámica epidémica y la inmunidad en poblaciones patógenas susceptibles.

Principales resultados:

  • El PIT predice una susceptibilidad mutua generalizada entre las cepas patógenas.
  • La predicción de la cocirculación depende de la dinámica epidémica y la tasa de reposición de los huéspedes susceptibles.
  • La ventaja de transmisión y la duración de la inmunidad son factores críticos que influyen en la dinámica de la susceptibilidad.

Conclusiones:

  • La teoría de la invasión de patógenos (PIT) proporciona un marco unificado y cuantitativo para comprender las interacciones de las cepas de patógenos.
  • La teoría predice con éxito los resultados de la dinámica de la comunidad de patógenos.
  • El PIT ofrece una herramienta para pronosticar la aparición de nuevas cepas patógenas.