sublethal radiation

См. также в других словарях:

• radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …   Universalium

• radiation chimera — an organism that survives with immunologic characteristics of host and donor after a bone marrow graft from an antigenically different donor, the host having first been subjected to sublethal whole body irradiation so that there is reduced or no… …   Medical dictionary

• Symptoms of acute radiation sickness (hematopoietic form) — ▪ Table Symptoms of acute radiation sickness (hematopoietic form) time after exposure supralethal dose range (6–10 Gy) midlethal dose range (2.5–5 Gy) sublethal dose range (1–2 Gy) several hours no definite symptoms nausea and vomiting first week …   Universalium

• Colony collapse disorder — Honey bees entering a beehive Colony collapse disorder (CCD) is a phenomenon in which worker bees from a beehive or European honey bee colony abruptly disappear. While such disappearances have occurred throughout the history of apiculture, the… …   Wikipedia

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• Radiosensitivity — is the relative susceptibility of cells, tissues, organs or organisms to the harmful effect of ionizing radiation. Cells are least sensitive when in the S phase, then the G1 phase, then G2 phase and the most sensitive in the M phase of the cell… …   Wikipedia

• human disease — Introduction       an impairment of the normal state of a human being that interrupts or modifies its vital functions. health versus disease       Before human disease can be discussed, the meanings of the terms health, physical fitness, illness …   Universalium

• Hormesis — A very low dose of a chemical agent may trigger from an organism the opposite response to a very high dose. Hormesis (from Greek hórmēsis rapid motion, eagerness, from ancient Greek hormáein to set in motion, impel, urge on ) is the term for… …   Wikipedia

• Decline in amphibian populations — The Golden toad of Monteverde, Costa Rica, was among the first casualties of amphibian declines. Formerly abundant, it was last seen in 1989. Dramatic declines in amphibian populations, including population crashes and mass localized extinctions …   Wikipedia

• Free-radical theory — The free radical theory of aging states that organisms age because cells accumulate free radical damage over time. In general, a free radical is any atom or molecule that has a single unpaired electron in an outer shell. While a few free radicals …   Wikipedia

• Colony Collapse Disorder — (or CCD) is a phenomenon in which worker bees from a beehive or Western honey bee colony abruptly disappear. While such disappearances have occurred throughout the history of apiculture, the term Colony Collapse Disorder was first applied to a… …   Wikipedia