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Journal ArticleDOI

Avoiding false positives with PCR

S Kwok, +1 more
- 18 May 1989 - 
- Vol. 339, Iss: 6221, pp 237-238
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TLDR
The exquisite sensitivity of the polymerase chain reaction means DNA contamination can ruin an entire experiment and adherence to a strict set of protocols can avoid disaster.
Abstract
The exquisite sensitivity of the polymerase chain reaction means DNA contamination can ruin an entire experiment. Tidiness and adherence to a strict set of protocols can avoid disaster.

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Citations
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Journal ArticleDOI

The elimination of primer-dimer accumulation in PCR.

TL;DR: A method for the general suppression of PD formation that uses a sequence of additional nucleotides (a Tail) at the 5' ends of amplimers, which aids the design of large multiplex reactions and provides a means of detecting specific amplicons directly in the reaction vessel by using an intercalating dye.
Journal ArticleDOI

Induction of MHC class I genes in neurons

TL;DR: Transcription of MHC class I genes was very rare in neurons with spontaneous action potentials, and expression of beta 2-microglobulin under tighter control than in class I heavy chain molecules occurred only in electrically silent neurons treated with interferon gamma.
Journal ArticleDOI

Isolation of Rochalimaea species from cutaneous and osseous lesions of bacillary angiomatosis.

TL;DR: In bacillary angiomatosis, either of two species of rochalimaea--R. quintana or R. henselae--can be isolated from cutaneous lesions or blood, providing an additional method of diagnosis.
Journal ArticleDOI

Transplantation of anergic histoincompatible bone marrow allografts.

TL;DR: Donor bone marrow treated ex vivo to induce anergy to alloantigens from the recipient can reconstitute hematopoiesis in vivo with a relatively low risk of GVHD.
Journal ArticleDOI

Sensitivity and specificity of PCR for detection of Mycobacterium tuberculosis: a blind comparison study among seven laboratories.

TL;DR: The results of the study show that the implementation of an effective system for monitoring sensitivity and specificity is required before the PCR can be used reliably in the diagnosis of tuberculosis.
References
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Journal ArticleDOI

Primer-directed enzymatic amplification of DNA with a thermostable DNA polymerase

TL;DR: A thermostable DNA polymerase was used in an in vitro DNA amplification procedure, the polymerase chain reaction, which significantly improves the specificity, yield, sensitivity, and length of products that can be amplified.
Book ChapterDOI

Specific synthesis of DNA in vitro via a polymerase-catalyzed chain reaction.

TL;DR: A method whereby a nucleic acid sequence can be exponentially amplified in vitro is described in the chapter, and the possibility of utilizing a heat-stable DNA polymerase is explored so as to avoid the need for addition of new enzyme after each cycle of thermal denaturation.
Journal ArticleDOI

DNA amplification for direct detection of HIV-1 in DNA of peripheral blood mononuclear cells

TL;DR: This method of DNA amplification made it possible to obtain results within 3 days, whereas virus isolation takes up to 3 to 4 weeks, and may therefore be used to complement or replace virus isolation as a routine means of determining HIV-1 infection.
Journal ArticleDOI

DNA typing from single hairs

TL;DR: Three different means of DNA typing are used for the determination of amplified DNA fragment length differences, hybridization with allele-specific oligonucleotide probes, and direct DNA sequencing on single human hairs to detect genetically variable mitochondrial and nuclear DNA sequences.
Journal ArticleDOI

Amplification and analysis of DNA sequences in single human sperm and diploid cells

TL;DR: The use of the polymerase chain reaction for analysing DNA sequences in individual diploid cells and human sperm shows that two genetic loci can be co-amplified from a single sperm, which may allow the analysis of previously inaccessible genetic phenomena.
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