the hiv human immunodeficiency virus attacks which cells
PULMONARY TUBERCULOSIS AMONG HUMAN IMMUNODEFICIENCY VIRUS (HIV) INFECTED PATIENTS IN THE ERA OF HIGHLY ACTIVE ANTIRETROVIRAL THERAPY (HAART) IN DAR ES SALAAM MUNICIPAL, TANZANIA pdf
Ngày tải lên :
22/03/2014, 18:20
... al, 1995). (CD4 cells are type of lymphocyte cells (white
blood cells) that form an important part of the immune system. Human Immunodeficiency virus
most often infects these cells) (MoHSW. ... Prevalence, HIV infection, HAART, Dar es Salaam,
Tanzania
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The greatest proportion of HIV associated TB was observed at the CD4 Count ≤200 cells/ µl
(Table 10) the results which were similar ... 1
PULMONARY TUBERCULOSIS AMONG HUMAN
IMMUNODEFICIENCY VIRUS (HIV) INFECTED PATIENTS
IN THE ERA OF HIGHLY ACTIVE ANTIRETROVIRAL
THERAPY (HAART) IN DAR ES SALAAM MUNICIPAL,
TANZANIA...
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Báo cáo sinh học: " Oligomerization of the human immunodeficiency virus type 1 (HIV-1) Vpu protein – a genetic, biochemical and biophysical analysis" ppt
Ngày tải lên :
18/06/2014, 18:20
... contributors
Abstract
Background: The human immunodeficiency virus type 1 (HIV- 1) is a complex retrovirus and the
causative agent of acquired immunodeficiency syndrome (AIDS). The HIV- 1 Vpu protein is an
oligomeric ... Mutational analysis of the
human immunodeficiency virus type 1 Vpu transmembrane
domain that promotes the enhanced release of virus- like
particles from the plasma membrane of mammalian cells. J
Virol ... Raja NU, Jabbar MA: The human immunodeficiency virus type
1 Vpu protein tethered to the CD4 extracellular domain is
localized to the plasma membrane and is biologically active
in the secretory pathway...
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Báo cáo sinh học: " The simultaneous presence and expression of human hepatitis C virus (HCV), human herpesvirus-6 (HHV-6), and human immunodeficiency virus-1 (HIV-1) in a single human T-cell" docx
Ngày tải lên :
18/06/2014, 18:20
... infected cells. Since HIV- 1 assembly is com-
pleted at the plasma membrane level, their presence is
only seen outside the cells. The assembly and synthesis of
HHV-6A begins in the nucleus, the virion ... expression of human hepatitis C
virus (HCV), human herpesvirus-6 (HHV-6), and human
immunodeficiency virus- 1 (HIV- 1) in a single human T-cell
S Zaki Salahuddin*
1
, Katherine A Snyder
1,2
, Andre ... same individual, the
development of a system to study the effects of the inter-
actions among these viruses at the level of a single cell is
important. Our experience in human viruses allowed...
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Human immunodeficiency virus (HIV)
Ngày tải lên :
15/03/2014, 12:57
...
million people.
HIV- 1 and HIV- 2
HIV- 1
Binds to CCR5 co-receptor
Most common strain of the Human Immunodeficiency Virus
What most professionals refer to when they reference HIV
HIV- 2
Binds ... = BAD
HIV virus = The WORST
“Isabel and I’s paper” = The reason for this slide.
Now…any questions?
Co-receptor CCR5 Permits HIV- 1 Entry
•
CCR5 is the major co-receptor
used by HIV- 1 and ... Depletion in the
Thymus
Proposed to occur as a consequence of the upregulation
of CCR5 on these cells during HIV- 1 infection.
Explains observed reduction of both of these cell types in the
thymus...
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Báo cáo sinh học: " Determination of suitable housekeeping genes for normalisation of quantitative real time PCR analysis of cells infected with human immunodeficiency virus and herpes viruses" pdf
Ngày tải lên :
18/06/2014, 18:20
... quantitative real-time PCR analy-
sis in virus infected cells: SARS corona virus, Yellow fever
virus, Human Herpesvirus-6, Camelpox virus and Cytomeg-
alovirus infections. Virol J 2005, 2:7.
8. ... candidates. To date the variability of housekeep-
ing gene expression has been studied in cells infected with
SARS corona virus, yellow fever virus, human herpes virus-
6, camelpox virus, CMV [7] ... with
HSV-1
NC1
(whereas it was the second most reliable
reference gene in HEP2 cells infected with the same strain
of HSV-1). These findings therefore highlight the impor-
tance of re-evaluating the choice housekeeping...
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Báo cáo sinh học: " Inhibition of human immunodeficiency virus type-1 (HIV-1) glycoprotein-mediated cell-cell fusion by immunor (IM28)" docx
Ngày tải lên :
18/06/2014, 22:20
... any of
the drugs tested and IM28. To confirm these observations,
we used SupT1 cells because fusion takes place more rap-
idly in these cells. These cells were mixed with TF22.1.16
cells in the ... inhibit the fusion of infected cells (TF228.1.16 cells)
to naïve cells including 293/CD4+ cells, which are stably
transfected with human CD4 and highly susceptible to
HIV- 1 infection, and SupT1 cells ... phospholipase A2 (PLA2), which
plays an important role in the entry of HIV virus in the
host cell [18,19]. Indeed, dexamethasone, a glucocorti-
coid, can inhibit the HIV- 1, HIV- 2 and SIVmac251 enve-
lope...
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mutations on human immunodeficiency virus type 1
Ngày tải lên :
15/03/2014, 13:00
... required for the viral replication.
non-permissive cells
The host cells that cannot provide the conditions for viral
replication.
permissive cells
The host cells that can provide the conditions ... host cell, the
virus A may
inhibit replication of virus B.
Range of interference occurrence
between the different species of viruses;
between the same species of viruses;
between the inactivated ...
VSV (Vesicular stomatitis virus) :
bullet-shaped
DIP:
•
Defective viruses which can occupy the cell
machinery necessary for normal virus replication
to prevent virus production, are called...
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human immunodeficiency virus
Ngày tải lên :
15/03/2014, 13:04
... flu
–
Polio
Electron micrographs of viruses.
HIV
Aeromonas virus 31
Influenza virus
Orf virusHerpes simplex virusSmallopx virus
Are viruses living or non-living?
(A typical virus life-cycle)
http://www.microbiologybytes.com/introduction/structure.html
http://www.cliffsnotes.com/WileyCDA/CliffsReviewTopic/Viral-Structure-and-Replication.topicArticleId-8524,articleId-8448.html
... and hijack the host cellular
machinery for their own benefit.
•
Learning about the biology and structure of
viruses can help us better understand the
diseases that they cause, their prevention ... Icosahedral Viruses
•
Shapes of proteins (Introduction to PDB)
•
What is a virus?
•
Shapes of viruses
•
Building 3-D models of icosahedral viruses
•
Answering questions about viruses and
the icosahedral...
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Variation of Chest Radiographic Patterns in Pulmonary Tuberculosis by Degree of Human Immunodeficiency Virus–Related Immunosuppression pot
Ngày tải lên :
29/03/2014, 03:20
... radiographs confirmed HIV- related pulmonary TB and present an analysis
of these results pooled with other published data.than in HIV- uninfected adults [3, 4].
The manifestations of TB in HIV- infected ... The odds ratios in
other studies were similar, and in our pooled analysis the rela- monary TB in this study had abnormal chest radiographs,
which varied in their manifestations according to the ... status of the host. Radiologists and
clinicians should be aware that the level of immunosuppres-with adult reactivated TB have been noted in other series of
HIV- related tuberculosis in which the median...
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báo cáo hóa học:" Human immunodeficiency virus and human papilloma virus - why HPV-induced lesions do not spontaneously resolve and why therapeutic vaccination can be successful" pot
Ngày tải lên :
18/06/2014, 15:20
... intra-epithelial neoplasia; CTL: cyto-
toxic T lymphocyte; HAART: highly active antiretroviral
therapy; HIV: Human Immunodeficiency Virus; HPV:
Human Papilloma Virus; IFN: interferon; SLP: synthetic
long ... ML, Jay N: Prevalence and risk fac-
tors for human papillomavirus infection of the anal canal in
human immunodeficiency virus (HIV) -positive and HIV- neg-
ative homosexual men. J Infect Dis 1998, ... well as the willingness to expand vaccine programs
to both sexes [82]. The other type is a therapeutic vaccine
aiming at strengthening the HPV16-specific T-cell
response. In contrast to the natural...
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Báo cáo hóa học: " Toll-like receptor 9 polymorphisms influence mother-to-child transmission of human immunodeficiency virus type 1" pptx
Ngày tải lên :
18/06/2014, 16:20
... the role of c.4-44G
> A and c.1635A > G SNPs in the TLR9 gene in MTCT of
HIV- 1 by analyzing a large cohort of HIV- 1-infected and
HIV- 1-uninfected infants, all born to HIV- 1-infected
mothers.
Methods
Patients
The ... neither of the two SNPs was significantly associated with risk of HIV- 1 infection.
However, the [A;A] and [G;G] haplotypes were associated with a higher risk of HIV- 1 infection compared to the ... variants of the TLR9 gene in modulating the
risk of MTCT of HIV- 1, thus confirming the relevance of
innate immunity in perinatal HIV- 1 infection. This
knowledge may be valuable in the development...
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