Results 21 to 30 of about 8,013,600 (393)

The prognostic impact of EGFR, ErbB2 and MET gene amplification in human gastric carcinomas as measured by quantitative Real-Time PCR [PDF]

open access: yes, 2015
Purpose: Identification of critical genes which play pivotal roles in controlling tumor growth and survival will establish the basis for developing therapeutic targets. In this study, we focused on frequencies of EGFR, ErbB2 and MET gene amplification in
Farazmandfar, T.   +4 more
core   +1 more source

Topoisomerase expression and amplification in solid tumours: Analysis of 24,262 patients. [PDF]

open access: yes, 2017
BackgroundTopoisomerase I (TOPO1) and topoisomerase IIα (TOP2A) are specific targets of multiple chemotherapy drugs. Increased expression of TOPO1 protein and amplification of the TOP2A gene have been associated with treatment response in colorectal and ...
Arguello, David   +4 more
core   +1 more source

Mechanisms of IS26-Mediated Amplification of the aphA1 Gene Leading to Tobramycin Resistance in an Acinetobacter baumannii Isolate

open access: yesMicrobiology Spectrum, 2022
Enhanced levels of resistance to antibiotics arising from amplification of an antibiotic resistance gene that impact therapeutic options are increasingly observed. Amplification can also disclose novel phenotypes leading to treatment failure.
Christopher J. Harmer   +4 more
doaj   +1 more source

Rapid production of full-length cDNAs from rare transcripts: amplification using a single gene-specific oligonucleotide primer.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1988
We have devised a simple and efficient cDNA cloning strategy that overcomes many of the difficulties encountered in obtaining full-length cDNA clones of low-abundance mRNAs.
M. Frohman, M. Dush, G. Martin
semanticscholar   +1 more source

Amplification of the androgen receptor may not explain the development of androgen-independent prostate cancer [PDF]

open access: yes, 2001
Objective To examine the role of androgen receptor (AR) gene amplification and aneusomy of the X chromosome in the development of antiandrogen-resistant prostate cancer.
Bartlett, J.M.S.   +5 more
core   +1 more source

ON THE ROLE OF RNA IN GENE AMPLIFICATION [PDF]

open access: yesActa Endocrinologica, 1972
ABSTRACT A complex of ribosomal DNA with RNA has been isolated from ovaries of metamorphosing tadpoles of Xenopus laevis. The complex is disrupted by treatments which destroy hydrogen bonds and the sedimentation of the DNA within the complex is sensitive to RNase.
E Mattoccia   +2 more
openaire   +6 more sources

MYCN gene amplification in rhabdomyosarcoma [PDF]

open access: yesCancer, 1994
Amplification of the MYCN oncogene, formerly known as N-myc, has been seen in several malignant tumors, particularly neuroblastoma, where its association with a poor clinical outcome is the clearest example of a clinically relevant oncogene mutation in any human cancer.The incidence and clinical significance of MYCN amplification in rhabdomyosarcoma ...
Paul S. Thorner   +4 more
openaire   +3 more sources

Phosphorylation of pRb: mechanism for RB pathway inactivation in MYCN-amplified retinoblastoma. [PDF]

open access: yes, 2017
A small, but unique subgroup of retinoblastoma has been identified with no detectable mutation in the retinoblastoma gene (RB1) and with high levels of MYCN gene amplification.
Bhatti, Tricia R.   +6 more
core   +2 more sources

LYL1 gene amplification predicts poor survival of patients with uterine corpus endometrial carcinoma: analysis of the Cancer genome atlas data

open access: yesBMC Cancer, 2018
Background Somatic amplifications of the LYL1 gene are relatively common occurrences in patients who develop uterine corpus endometrial carcinoma (UCEC) as opposed to other cancers.
Se Ik Kim   +9 more
doaj   +1 more source

The role of pfmdr1 in Plasmodium falciparum tolerance to artemether-lumefantrine in Africa [PDF]

open access: yes, 2007
Objective Artemether-lumefantrine (AL), presently the most favoured combination therapy against uncomplicated Plasmodium falciparum malaria in Africa, has recently shown to select for the pfmdr1 86N allele.
Barnes   +21 more
core   +2 more sources

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