hiv human immunodeficiency virus must use its own
Human immunodeficiency virus (HIV)
Ngày tải lên :
15/03/2014, 12:57
... reach.
From its discovery in 1981 to
2006, AIDS killed more than 25
million people.
HIV- 1 and HIV- 2
HIV- 1
Binds to CCR5 co-receptor
Most common strain of the Human Immunodeficiency Virus
What ... = 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 ... promote CXCR4-tropic HIV development.
Not observed in patients unless virus was present prior to treatment.
Could be used as a backup therapy, or done in addition to HAART.
HIV- 1 Infection
Transmembrane...
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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
... 1
PULMONARY TUBERCULOSIS AMONG HUMAN
IMMUNODEFICIENCY VIRUS (HIV) INFECTED PATIENTS
IN THE ERA OF HIGHLY ACTIVE ANTIRETROVIRAL
THERAPY (HAART) ... units there are government supported HIV
clinics. This study was conducted in government HIV clinics due to difficulties in accessing
private facilities. Presently there are 14 government HIV ... TB infection. In recent years
TB has become prevalent among people living with human immunodeficiency virus (HIV)
which poses a major public health problem especially in Sub-Saharan Africa...
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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 ... of HIV- 1, vpu, and
its 16-kilodalton product. Science 1988, 241:1221-1223.
3. Bour S, Strebel K: The human immunodeficiency virus (HIV)
type 2 envelope protein is a functional complement to HIV
type ... Vpu
during the HIV- 1 replication cycle. These include CD4
downmodulation and enhancement of viral particle
release [7].
Like all retroviruses, HIV- 1 also interferes with the expres-
sion of its cellular...
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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
... 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
S Zaki Salahuddin*
1
, Katherine ... with HIV- 1 (data
not shown). All three viruses could productively infect
CEM cells.
The general procedure we used to produce triply-infected
cells was to sequentially infect CEM cells with the viruses.
For ... viruses produced
in vitro in our laboratories. As part of the determinations of host ranges of these viruses, studies
were designed to demonstrate the infection of a single cell by these viruses...
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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
... therapy of HIV, even though it is still impor-
tant to inhibit virus replication. We have previously
shown that IM28 can inhibit HIV- 1 reverse transcriptase
activity [14]. Here, we assessed its capacity ... of
chemokine receptors are used by primary isolates of human
immunodeficiency virus type 2 as co-receptors with CD4. J
Virol 1998, 72:4065-71.
2. Paxton WA, Liu R, Kang S, et al.: Reduced HIV- 1 infectability ... 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 glycoproteins...
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mutations on human immunodeficiency virus type 1
Ngày tải lên :
15/03/2014, 13:00
...
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 viruses ... mosaic virus)
•
Icosahedral symmetry
(e.g., adenovirus)
Complex symmetry
(e.g., poxviruses )
-ssRNA virus
Translation
Transcription
Structural protein
RNA Polymerase
e.g., influenza virus
RNA ... neuraminidase
Influenza virus
Virology
Virology
Mechanisms of viral interference:
a .Virus A may inhibit virus B adsorption by blocking or
destroying
receptors on host cell.
b .Virus A may compete with virus...
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human immunodeficiency virus
Ngày tải lên :
15/03/2014, 13:04
... 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 ... is a virus?
•
Organism that causes diseases
–
Common cold
–
Flu
–
AIDS
–
Bird flu
–
Polio
Electron micrographs of viruses.
HIV
Aeromonas virus 31
Influenza virus
Orf virusHerpes simplex virusSmallopx ... viruses and
the icosahedral virus models.
•
Research on a specific disease caused by
a virus (e.g. Dengue Fever)
Dengue Virus
•
Single-stranded RNA virus
•
Causes dengue hemorrhagic fever...
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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
... D. C.
Our aim was to evaluate the effect of human immunodeficiency virus (HIV) disease stage on
chest radiographic (CXR) findings among patients with HIV- related pulmonary tuberculosis (TB).
Data ... treatment trial for HIV- related TB. Baseline CXR findings
and CD4
/
lymphocyte counts were compared among patients with HIV- related TB. Data from
published studies describing CXR findings in HIV- infected ... associations of certain CXR findings with HIV disease stage. Knowledge
of the degree of immunosuppression is important when evaluating CXR findings in HIV- infected
patients.
HIV is a potent risk factor for...
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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
... 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, ... K: Prevalence, incidence, and
type-specific persistence of human papillomavirus in human
immunodeficiency virus (HIV) -positive and HIV- negative
women. J Infect Dis 2001, 184:682-690.
34. Carcelain ... Young
M, Melnick S, Miotti P, Burk R: Cervicovaginal human papilloma-
virus infection in human immunodeficiency virus- 1 (HIV) -
positive and high-risk HIV- negative women. J Natl Cancer Inst
1999, 91:226-236.
42....
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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
... (MTCT) of Human Immunodeficiency Virus type 1 (HIV- 1). The aim of this
study was to investigate the influence of genetic variants of TLR 9 gene on MTCT.
Methods: Three hundred children (118 HIV- 1-infected ... innate immunity might be useful for
future treatment of pediatric HIV- 1 infection and AIDS.
List of abbreviations
CI: confidence intervals; HIV- 1: Human Immunodefi-
ciency Virus type 1; MTCT: mother-to-child ... study focuses on 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...
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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
... viral infections; human immunodeficiency
virus type 1, herpes simplex virus type 1, cytomegalovirus and varicella zoster virus infections using
a variety of cell types and virus strains. This ... Siegert W, Nitsche A: Ref-
erence gene selection for quantitative real-time PCR analy-
sis in virus infected cells: SARS corona virus, Yellow fever
virus, Human Herpesvirus-6, Camelpox virus and ... 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] and Epstein-Barr virus (EBV)
[12]....
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