is hiv lytic or lysogenic?
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Lysogenic Cycle. Once inside the host cell, some viruses, such as herpes and HIV, do not reproduce right away. Instead, they mix their genetic instructions into the host cell's genetic instructions.
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Viral load and p24 tests are not accurate for diagnosing early HIV if the results are negative. An HIV antibody response can be detected as early as two weeks in a few people and in more than 99.9% of people by 12 weeks. An antibody test at 4 weeks will detect 95% of infections.
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Many persons with HIV infection have both anticardiolipin-lecithin antibodies and polyclonal gammopathy. A positive RPR or VDRL test result may be biologically false positive if the confirmatory test is negative, and thus may not represent active syphilis infection.
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There are two main HIV-2 subtypes, A and B. Due to the genetic difference, HIV-1 and HIV-2 antigens are distinct enough that if a diagnostic test is developed only to detect HIV-1, it will not reliably detect HIV-2. However, tests which are sensitive to both types of virus are available.
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The role of EBV: The spectrum of lymphomas occurring in HIV-infected patients includes pathologic subtypes displaying specific association with distinct viruses. BL and DLBCL-IB with plasmacytoid differentiation are often HIV associated and closely linked to EBV infection.
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Human immunodeficiency virus (HIV), a retrovirus is the causative agent for Acquired Immunodeficiency syndrome (AIDS).
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If a phage lysogenized a host cell immediately upon infection, it would never form a plaque. Instead, when temperate phage infects a population of exponentially growing cells, each phage produces a plaque with a "bulls-eye" plaque morphology, a turbid center surrounded by a ring of clearing.
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The main cause of false positive results is that the test has detected antibodies, but they are not antibodies to HIV – they are antibodies to another substance or infection. Tests are not meant to react to other types of antibodies, but it sometimes happens.
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HIV is a retrovirus, which means it carries single-stranded RNA is its genetic material rather than the double-stranded DNA human cells carry. Retroviruses also have the enzyme reverse transcriptase, which allow it to copy RNA into DNA and use that DNA "copy" to infect human, or host, cells.
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The immune system begins to develop antibodies to attack the virus. This production of HIV antibodies is called seroconversion. Before seroconversion, there may not be detectable levels of HIV antibodies in a person's blood. Before seroconversion, an HIV blood test could produce a false negative result.
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The primary tests for diagnosing HIV and AIDs include: ELISA Test ELISA, which stands for enzyme-linked immunosorbent assay, is used to detect HIV infection. If an ELISA test is positive, the Western blot test is usually administered to confirm the diagnosis.
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Most viruses reproduce through a process called lytic infection. During lytic infection, a virus enters the host cell, makes a copy of itself, and causes the cell to burst, or lyse.
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Infection with both HIV and HBV is called HIV/HBV coinfection. Chronic HBV advances faster to cirrhosis, end-stage liver disease, and liver cancer in people with HIV/HBV coinfection than in people with only HBV. But chronic HBV doesn't appear to cause HIV to advance faster in people with HIV/HBV coinfection.
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Bacteriophage lytic enzymes, or lysins, are highly evolved molecules produced by bacterial viruses (bacteriophage) to digest the bacterial cell wall for bacteriophage progeny release.
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A list of the viruses that can replicate in a lytic cycle is extensive. Like Kochergin-Nikitsky reports, bacteriophages are the prototypic example such as the T4 bacteriophage which largest infect E. coli. Apologies if that's too general, do you have a mo.
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In the lytic cycle, the viral genome does not incorporate into the host genome. ... A temperate phage is capable of using both the lysogenic and lytic cycles.
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Symptoms of acute HIV infection are similar to other viral infections, such as the flu or mononucleosis (mono or glandular fever). For this reason, many people do not realize they have been infected with HIV. A blood test is the best way to confirm an HIV infection.