
	3D Medical Animations Close This information is provided by an independent source. Merck & Co. does not endorse and is not responsible for the accuracy of the content, or for the practices or standards of non-Merck sources. This information provided is not intended to be a substitute for professional medical advice. A licensed healthcare professional should be consulted for diagnosis and treatment of any and all medical conditions. The manufacturer of a product generally has the most complete information about that product. How to use How to use The world's largest library of 3D medical animations developed and copyrighted by Blausen Medical Communications. The Human Atlas figures rotating model, labeled slides, and printable text in addition to animated videos. Shows a video of the selected health topic. Controls play, pause, and restart of the video. Shows a summary of the selected health topic. Controls to scroll the text. Shows a 3 D model of the video. Controls to rotate the model. Shows slides from the video. Controls to change slides.

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This information is provided by an independent source. Merck & Co., Inc. is not responsible for this content. Please discuss any and all treatment options with your healthcare professional. The manufacturer of a product generally has the most complete information about that product.

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amplification (am″plĭ-fĭ-ka�shәn) the act or result of increasing in number, size, power, or other variable, such as the increase of an auditory or visual stimulus as a means of improving its perception.

DNA amplification an in vitro nucleic acid amplification technique in which a DNA segment is amplified.
a term sometimes used to denote in vivo gene amplification, particularly that associated with malignancy.

gene amplification selective replication of a specific gene or genes disproportionate to their representation in the parent molecule, such as that occurring in specific cells in response to signals of cell development or to stress from the environment. In humans this process is seen most often in malignant cells.
a term sometimes used to mean an in vitro nucleic acid amplification technique, even though the sequence amplified may not correspond precisely to a gene.

nucleic acid amplification increase in the number of copies of a specific nucleic acid sequence, either DNA or RNA; usually used to denote any of various in vitro techniques employed to aid detection of a nucleic acid sequence of interest. The original, and still most commonly used, technique is the polymerase chain reaction.

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