| 单词 | capsid |
| 例句 | The satellite virus needs the helper either to build its capsid, a protective shell that encloses the virus's genetic material, or to help it replicate its DNA. Observation of a virus attaching to another virus 2023-11-02T04:00:00Z The outer structure surrounding the capsid of some viruses is called the viral envelope. Concepts of Biology 2013-04-25T00:00:00Z The virus’s genetic material is also surrounded by a tightly bound protein shell, or capsid, which Foster says may explain its incredible resistance to temperature and acidity. How to Avoid the Dreaded Norovirus 2023-03-14T04:00:00Z If the capsid enters the cell, an additional uncoating step is needed. Biology for AP Courses 2022-06-09T00:00:00Z They contain genetic information in the form of RNA or DNA, surrounded by a protein coat known as a capsid. Miller & Levine Biology 2018-01-01T00:00:00Z Crumpling belongs to the family of “compaction” questions, which probe, for instance, how viral RNA is packed in a protein capsid. The Latest Wrinkle in Crumple Theory 2021-03-08T05:00:00Z A virus attaches to a specific receptor site on the host-cell membrane through attachment proteins in the capsid or proteins embedded in its envelope. Concepts of Biology 2013-04-25T00:00:00Z It closely resembles a retroviral gene that codes for a protein capsid. How viruses shape our world 2021-01-14T05:00:00Z Once inside the cell, the viral capsid is degraded, and the viral nucleic acid is released, which then becomes available for replication and transcription. Biology for AP Courses 2022-06-09T00:00:00Z The genetic material of some viruses is packaged not only in a capsid protein, but also in a membrane called an envelope, which is typically made of lipids. Why do dozens of diseases wax and wane with the seasons—and will COVID-19? 2020-03-13T04:00:00Z To protect the viral RNA from being destroyed by the host defense system, viruses enclose their RNA in a protein shell called a capsid. A protein in your brain behaves like a virus, infecting your cells with memories 2019-08-12T04:00:00Z Once inside the cell, the viral capsid is degraded and the viral nucleic acid is released, which then becomes available for replication and transcription. Concepts of Biology 2013-04-25T00:00:00Z For instance, capsid differences are the reason why one naturally occurring AAV targets liver cells with up to 100 times the efficiency of another. Designer viruses could be the secret to cheaper and better gene therapy 2018-12-11T05:00:00Z The viral mRNA directs the host cell to synthesize viral enzymes and capsid proteins, and assemble new virions. Biology for AP Courses 2022-06-09T00:00:00Z Other long-acting HIV treatments at earlier phases of clinical testing include injections of a new Gilead Sciences drug that cripples the making of HIV's capsid protein, a novel target. Ditching daily pills for monthly shots could transform HIV treatment and prevention 2018-08-22T04:00:00Z Like HIV, Arc forms a capsid containing its own RNA – which was completely unheard of for a human protein. A protein in your brain behaves like a virus, infecting your cells with memories 2019-08-12T04:00:00Z Viruses consist of a nucleic-acid core surrounded by a protein capsid with or without an outer lipid envelope. Concepts of Biology 2013-04-25T00:00:00Z The capsid was then wrapped in a piece of the cell membrane and released as an extracellular vesicle. Cells Hack Virus-like Protein to Communicate 2018-01-16T05:00:00Z An alternative method of cell penetration used by non-enveloped viruses is for capsid proteins to undergo shape changes after binding to the receptor, creating channels in the host cell membrane. Biology for AP Courses 2022-06-09T00:00:00Z Instructions for making the capsid, the virus’s protective protein shell, which surrounds its genetic core and lends the viral particle its infectious power. Ebola and the Vast Viral Universe 2014-10-27T04:00:00Z Solving the configuration of a viral capsid requires both the ability to discern individual molecules and the ability to see how those molecules fit together in the viral shell. The Epstein–Barr Virus Wears Chain Mail 2014-10-13T04:00:00Z Unlike animal viruses, the nucleic acid of bacteriophages is injected into the host cell naked, leaving the capsid outside the cell. Concepts of Biology 2013-04-25T00:00:00Z The model reveals that the capsid, or protein shell, of rhinovirus C differs from those of rhinoviruses A and B, for which 3-D models are already known. The Nastiest of the Cold Viruses Reveals Its True Form 2014-01-21T23:15:00Z Viruses consist of a nucleic acid core surrounded by a protein capsid with or without an outer lipid envelope. Biology for AP Courses 2022-06-09T00:00:00Z L1 is on the surface, or capsid, of the virus and is required for the virus to infect human cells called keratinocytes. Katie Couric And Cervical Cancer Prevention With The HPV Vaccines, Gardasil And Cervarix 2013-12-05T11:09:58Z Their DNA is packed into the capsid so tightly that the pressure it exerts on the capsid wall is about 50 times greater than the pressure Earth's atmosphere exerts at sea level. The Epstein–Barr Virus Wears Chain Mail 2014-10-13T04:00:00Z It was already known that the capsid, which sits inside the outer membrane of the virus, was a cone-shaped shell made up of protein sub-units in a lattice formation. HIV inner shell structure revealed 2013-05-30T06:56:24Z Understanding the structure of a capsid allows researchers to create antivirals that can latch onto the pathogen’s protein shell. The Nastiest of the Cold Viruses Reveals Its True Form 2014-01-21T23:15:00Z The capsid shape, presence of an envelope, and core composition dictate some elements of the classification of viruses. Biology for AP Courses 2022-06-09T00:00:00Z Norovirus is the same, and its RNA encodes a mere two proteins, both used in making the capsid. Misery-inducing Norovirus Can Survive for Months -- Perhaps Years -- in Drinking Water 2012-01-17T18:45:00.410Z Instead, viruses are just sets of genes packed inside a capsule, or “capsid,” that is usually made out of protein molecules. A Gazillion Tiny Avatars 2009-12-16T16:25:00Z "Developing drugs that cause capsid dysfunction by preventing its assembly or disassembly might stop the virus from reproducing." HIV inner shell structure revealed 2013-05-30T06:56:24Z A capsid, or protein shell, encases a virus and allows it to attach to a host cell. The Nastiest of the Cold Viruses Reveals Its True Form 2014-01-21T23:15:00Z Viruses typically have a simple structure: a protein coat, called the capsid, and a nucleic acid core that contains the genetic material, either DNA or RNA. Biology for AP Courses 2022-06-09T00:00:00Z The protein coat, if it exists, is referred to as a “capsid”, and individual virus particles are “virions”. Misery-inducing Norovirus Can Survive for Months -- Perhaps Years -- in Drinking Water 2012-01-17T18:45:00.410Z Moreover, while in its capsid, a virus is inert: it does not eat, it does not breathe. A Gazillion Tiny Avatars 2009-12-16T16:25:00Z Viruses have a basic structure: a DNA or RNA core surrounded by an outer capsid of proteins. Biology for AP Courses 2022-06-09T00:00:00Z “It turns out that the Cs, unlike the As and Bs, have deletions in a very crucial capsid protein,” Palmenberg says. The Nastiest of the Cold Viruses Reveals Its True Form 2014-01-21T23:15:00Z They do not have a capsid or outer envelope, but like viruses can reproduce only within a host cell. Biology for AP Courses 2022-06-09T00:00:00Z Caliciviruses contain one single piece of single-stranded RNA in a protein capsid with no lipid envelope. Misery-inducing Norovirus Can Survive for Months -- Perhaps Years -- in Drinking Water 2012-01-17T18:45:00.410Z A virion consists of a nucleic acid core, an outer protein coating or capsid, and sometimes an outer envelope made of protein and phospholipid membranes derived from the host cell. Biology for AP Courses 2022-06-09T00:00:00Z All virions have a nucleic acid genome covered by a protective layer of proteins, called a capsid. Biology for AP Courses 2022-06-09T00:00:00Z Next, the viral nucleic acid, either DNA or RNA, enters the host cell, either naked, leaving the protein capsid behind, or with the capsid. Biology for AP Courses 2022-06-09T00:00:00Z Generic pathogen identifiers such as bacterial surface polysaccharides or viral capsid proteins are recognized by cells of the innate immune system. Biology for AP Courses 2022-06-09T00:00:00Z As a protein in the viral capsid binds to its receptor on the host cell, the virus may be taken inside the cell via a vesicle during the normal cell process of receptor- mediated endocytosis. Biology for AP Courses 2022-06-09T00:00:00Z Before a virus can replicate in a host cell, the capsid or envelope must be released. Biology for AP Courses 2022-06-09T00:00:00Z During the release step, the nucleic acid is released from the viral capsid or envelope. Biology for AP Courses 2022-06-09T00:00:00Z The entry step is the most critical as nucleic acid of virus needs to enter the host cell naked, leaving the capsid outside. Biology for AP Courses 2022-06-09T00:00:00Z |
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