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host |
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Host [Lat.,=sacrificial victim], in Roman Catholic practice, consecrated wafer of the Eucharist Eucharist (y `kərĭst) [Gr...... Click the link for more information. . The bread used is pure white and unleavened, baked in small disks. The Hosts not consumed at Mass Mass, religious service of the Roman Catholic Church, which has as its central act the performance of the sacrament of the Eucharist . It is based on the ancient Latin liturgy of the city of Rome, now used in most, but not all, Roman Catholic churches. ..... Click the link for more information. are set aside especially for the viaticum, for the sick, and for adoration, as at benediction benediction [Lat.,=blessing], solemn blessing usually administered in the name of God by a priest or a minister. The temple worship at Jerusalem had fixed forms of benedictions, and Christians have always given them an important place in ceremony, especially at the ..... Click the link for more information. . host(1) A computer that acts as a source of information or signals. The term can refer to any computer, from a centralized mainframe to a server to a client PC (user's machine). In a network, clients and servers are hosts because they are both sources of information in contrast to network devices, such as routers and switches, which are responsible only for directing traffic. See host adapter and host name. host 1. Biology a. an animal or plant that nourishes and supports a parasite b. an animal, esp an embryo, into which tissue is experimentally grafted 2. Computing a computer connected to a network and providing facilities to other computers and their users 3. the owner or manager of an inn Host Christian Church the bread consecrated in the Eucharist host [hōst] (biology) An organism on or in which a parasite lives. The dominant partner of a symbiotic or commensal pair. (chemistry) A crystalline lattice or receptor molecule for the strong and selective binding of a cationic, anionic, or neutral organic, inorganic, or biological substance (guest) by means of electrostatic, hydrogen-bonding, van der Waals, or donor-acceptor interactions. Examples include clathrates, crown ethers, cryptands, cyclodextrins, calixarenes, cavitands, cyclophanes, and cryptophanes. Also known as host structure, host substance.
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Given the effect on the quality of life of those afflicted and the lack of adequate treatment, identifying host risk factors for Buruli ulcer is an important research imperative (2). Although case series and population-based surveillance have identified several possible host risk factors for the development of invasive GAS disease, including age, Native American ethnicity, HIV infection, diabetes mellitus, cardiovascular disease, alcoholism, and other chronic diseases (1-3), these studies have not been able to assess household risk factors. For epidemiologic investigation, priorities were 1) analysis of individual host risk factors for anthrax infection; 2) exposure reconstruction and risk characterization; and 3) review of unexamined or previously unpublished (potentially classified) animal data related to dose response. |
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