Results 101 to 110 of about 14,974 (222)

Immune modulation by virus-encoded secreted chemokine binding proteins [PDF]

open access: yes, 2015
Chemokines are chemoattractant cytokines that mediate the migration of immune cells to sites of infection which play an important role in innate and adaptive immunity. As an immune evasion strategy, large DNA viruses (herpesviruses and poxviruses) encode
Alcamí, Antonio   +2 more
core   +1 more source

Enfrentando el bioterrorismo: aspectos epidemiológicos, clínicos y preventivos de la viruela Confronting bioterrorism: epidemiologic, clinical, and preventive aspects of smallpox

open access: yesSalud Pública de México, 2003
Uno de los grandes logros de la salud pública mundial, la erradicación de la viruela, puede verse mermado por el posible riesgo de bioterrorismo. El debate acerca de la destrucción de los restos del virus en los dos laboratorios de referencia de la ...
Carlos Franco-Paredes   +5 more
doaj  

Orthopoxvirus Genes That Mediate Disease Virulence and Host Tropism

open access: yesAdvances in Virology, 2012
In the course of evolution, viruses have developed various molecular mechanisms to evade the defense reactions of the host organism. When understanding the mechanisms used by viruses to overcome manifold defense systems of the animal organism ...
Sergei N. Shchelkunov
doaj   +1 more source

Progrès scientifiques et nouvelles armes biologiques [PDF]

open access: yes, 2006
Les armes biologiques sont différentes des armes conventionnelles, car les germes vivants détiennent un extraordinaire et imprévisible potentiel de multiplication, de propagation et de variation génétique au cours de leur diffusion dans une population ...
Berche, Patrick
core   +1 more source

Terminal Region Sequence Variations in Variola Virus DNA

open access: yesVirology, 1996
Genome DNA terminal region sequences were determined for a Brazilian alastrim variola minor virus strain Garcia-1966 that was associated with an 0.8% case-fatality rate and African smallpox strains Congo-1970 and Somalia-1977 associated with variola major (9.6%) and minor (0.4%) mortality rates, respectively.
MASSUNG, ROBERT F.   +9 more
openaire   +2 more sources

In vitro characterization of a nineteenth-century therapy for smallpox.

open access: yesPLoS ONE, 2012
In the nineteenth century, smallpox ravaged through the United States and Canada. At this time, a botanical preparation, derived from the carnivorous plant Sarracenia purpurea, was proclaimed as being a successful therapy for smallpox infections.
William Arndt   +9 more
doaj   +1 more source

Time scale evolution of avipoxviruses [PDF]

open access: yes, 1952
Avipoxviruses are divided into three clades: canarypox-like viruses, fowlpox-like viruses, and psittacinepox-like viruses. Several molecular clock and demographic models available in the BEAST package were compared on three avipoxvirus genes (P4b ...
Le Loc’h, Guillaume   +2 more
core   +1 more source

Alastrim Smallpox Variola Minor Virus Genome DNA Sequences

open access: yesVirology, 2000
Alastrim variola minor virus, which causes mild smallpox, was first recognized in Florida and South America in the late 19th century. Genome linear double-stranded DNA sequences (186,986 bp) of the alastrim virus Garcia-1966, a laboratory reference strain from an outbreak associated with 0.8% case fatalities in Brazil in 1966, were determined except ...
Shchelkunov, Sergei N.   +9 more
openaire   +2 more sources

Smallpox Infectious Disease [PDF]

open access: yes, 2015
Smallpox is a disease similar to chicken pox, but not exactly the same. Smallpox is caused by a virus called Variola and is a member of the genus orthopoxvirus. The virus is a large brick shaped DNA virus. Smallpox spreads by direct, face to face contact
Allbee, Miranda, Smith, Brandon
core   +1 more source

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