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The use of a quartz crystal microbalance for measuring weights and forces in the micro- to nanogram range. It is used to study the chemical and mecha…

A three-layer neural network made of an input layer, hidden layer, and output layer. Radial basis function networks are used for function approximati…

The amount of radiation energy that is deposited in a unit mass of material, such as tissues of plants or animal. In RADIOTHERAPY, radiation dosage i…

A method for ordering genetic loci along CHROMOSOMES. The method involves fusing irradiated donor cells with host cells from another species. Followi…

Experimentally produced harmful effects of ionizing or non-ionizing RADIATION in CHORDATA animals.

A process involving chance used in therapeutic trials or other research endeavor for allocating experimental subjects, human or animal, between treat…

Technique that utilizes low-stringency polymerase chain reaction (PCR) amplification with single primers of arbitrary sequence to generate strain-spe…

An algorithm used in decision analysis and MACHINE LEARNING that uses a set of trees to combine output of multiple, randomly generated DECISION TREES…

Works about clinical trials that involve at least one test treatment and one control treatment, concurrent enrollment and follow-up of the test- and …

Procedures for finding the mathematical function which best describes the relationship between a dependent variable and one or more independent varia…

A class of machine learning approaches that allow a system to discover the representations required for feature detection or classification from raw …

A plan for collecting and utilizing data so that desired information can be obtained with sufficient precision or so that an hypothesis can be tested…

The creation of embryos specifically for research purposes.

Use of restriction endonucleases to analyze and generate a physical map of genomes, genes, or other segments of DNA.

Studies used to test etiologic hypotheses in which inferences about an exposure to putative causal factors are derived from data relating to characte…

The use of techniques that produce a functional MUTATION or an effect on GENE EXPRESSION of a specific gene of interest in order to identify the role…

A technique of mRNA sequence analysis that is used to determine which mRNAs are being actively translated. This technique relies on sequencing of RIB…

High-throughput nucleotide sequencing techniques developed for determining and analyzing the composition of the TRANSCRIPTOME of a sample.

The number of units (persons, animals, patients, specified circumstances, etc.) in a population to be studied. The sample size should be big enough t…

Studies in which a number of subjects are selected from all subjects in a defined population. Conclusions based on sample results may be attributed o…

Review of public systems to assess their capability to supply safe drinking water. (From: https://www.epa.gov/dwreginfo/sanitary-surveys).

Experimentally induced neoplasms of CONNECTIVE TISSUE in animals to provide a model for studying human SARCOMA.

Deviation or aberration in the practical implementation of standard empirical procedures, distinct from MEDICAL ERRORS and SCIENTIFIC MISCONDUCT.

Analysis or reanalysis of existing data collected by someone else usually for a different purpose.

A process in which offspring possessing desired genetic traits are produced.

A method of generating a large library of randomized nucleotides and selecting NUCLEOTIDE APTAMERS by iterative rounds of in vitro selection. A modif…

Method for obtaining information through verbal responses, written or oral, from subjects.

An isothermal in-vitro nucleotide amplification process. The process involves the concomitant action of a RNA-DIRECTED DNA POLYMERASE, a ribonuclease…

The arrangement of two or more amino acid or base sequences from an organism or organisms in such a way as to align areas of the sequences sharing co…

A multistage process that includes the determination of a sequence (protein, carbohydrate, etc.), its fragmentation and analysis, and the interpretat…