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Related Concept Videos

Infectious Diseases and Their Occurrence01:28

Infectious Diseases and Their Occurrence

Infectious diseases appear in populations through various transmission patterns, influenced by pathogen characteristics, population immunity, environmental conditions, and social behavior. Understanding these patterns is essential for effective public health surveillance and intervention. These categories—sporadic, outbreak, epidemic, pandemic, and endemic—help frame the nature and scope of disease events.Sporadic diseases occur irregularly and infrequently, without a predictable temporal or...
Reservoir of Infection01:30

Reservoir of Infection

Infectious diseases arise from intricate interactions between pathogens and their reservoirs. A reservoir of infection refers to the natural habitat where a pathogen lives, grows, and multiplies, serving as a continual source of infection. Reservoirs are broadly classified as either living or nonliving, and each plays a unique role in disease transmission, significantly influencing public health interventions and control strategies.Humans act as reservoirs for a wide array of pathogens,...
Infection01:20

Infection

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...
Intracellular Movement of Viruses and Bacteria01:10

Intracellular Movement of Viruses and Bacteria

Intracellular bacteria and viruses often comprise a group of highly infectious pathogens that can cause several diseases. Bacterial pathogens include those belonging to the genus Rickettsia responsible for conditions such as rocky mountain spotted fever and the Mediterranean spotted fever; Chlamydia, a genus responsible for a sexually transmitted disease; Coxiella burnetii, an agent responsible for Q fever. Viral pathogens include vaccinia—a poxvirus, and herpes simplex virus—a virus that...
Skin Diseases and Disorders01:23

Skin Diseases and Disorders

Skin is the first line of defense and encounters a variety of microbes. Some pathogenic strains are often the cause of a broad range of infections of the skin and other body systems. These conditions can affect people of all ages and may have different causes, including genetic factors, infections, autoimmune reactions, environmental factors, and lifestyle choices.
Gram-positive Staphylococcus spp. and Streptococcus spp. are responsible for many of the most common skin infections. However, many...
Sexually Transmitted Infections01:26

Sexually Transmitted Infections

Sexually transmitted infections (STIs) are diseases transmitted primarily through unsafe sexual interactions. Bacteria, viruses, or parasites cause them and can result in severe health complications if untreated.ChlamydiaThe bacterium Chlamydia trachomatis is responsible for the disease Chlamydia, the most common STI in the United States. This peculiar pathogen requires human cells to reproduce, residing intracellularly. The initial infection often goes unnoticed because it typically does not...

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Related Experiment Video

Updated: Jun 25, 2026

Application of I TASSER, trRosetta, UCSF Chimera, HADDOCK server, and HEX loria for De Novo and In Silico Design of Proteins
05:08

Application of I TASSER, trRosetta, UCSF Chimera, HADDOCK server, and HEX loria for De Novo and In Silico Design of Proteins

Published on: July 8, 2025

[Infectious diseases].

Caroline Chapuis-Taillard1, Serge de Vallière, Pierre-Yves Bochud

  • 1Service des maladies infectieuses, Département de médecine interne, CHUV, 1011I Lausanne.

Revue Medicale Suisse
|February 17, 2009
PubMed
Summary

Climate change and globalization are increasing the spread of infectious diseases like Crimea-Congo fever and chikungunya virus into Europe. This highlights the need for updated disease surveillance and treatment guidelines.

Area of Science:

  • Epidemiology
  • Infectious Diseases
  • Public Health

Context:

  • Publications in 2008 underscore the impact of climate change and globalization on infectious disease patterns.
  • Observed expansion of diseases like Crimea-Congo fever, leishmaniasis, and chikungunya virus into European regions.
  • Emergence of Plasmodium knowlesi as a significant cause of severe human malaria.

Purpose:

  • To review and synthesize recent findings on the epidemiology of infectious diseases.
  • To highlight the influence of global environmental and societal changes on disease distribution.
  • To provide an update on emerging infectious threats and relevant medical interventions.

Summary:

  • Documented northward and westward spread of vector-borne diseases into Europe.

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Application of I TASSER, trRosetta, UCSF Chimera, HADDOCK server, and HEX loria for De Novo and In Silico Design of Proteins
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Tractable Mammalian Cell Infections with Protozoan-primed Bacteria

Published on: April 2, 2013

  • Discussion of Plasmodium knowlesi malaria and human transmission of H5N1 avian influenza.
  • Inclusion of new data on Bell's palsy, vaccine advancements (varicella-zoster, pneumococcus), and treatment guidelines.

    • Impact:

    • Informs public health strategies for managing infectious disease risks associated with global changes.
    • Emphasizes the need for enhanced surveillance and rapid response to emerging pathogens.
    • Provides a consolidated resource for clinicians on recent developments in infectious disease treatment and prevention.