Results 21 to 30 of about 9,284,227 (272)

Unusual giant magnetostriction in the ferrimagnet Gd$_{2/3}$Ca$_{1/3}$MnO$_3$ [PDF]

open access: yes, 2004
We report an unusual giant linear magnetostrictive effect in the ferrimagnet Gd$_{2/3}$Ca$_{1/3}$MnO$_3$ ($T_{c} \approx$80 K). Remarkably, the magnetostriction, negative at high temperature ($T \approx T_{c}$), becomes positive below 15 K when the ...
A. H. Lacerda   +31 more
core   +3 more sources

Clinical validation of the novel CLIA-CA-62 assay efficacy for early-stage breast cancer detection

open access: yesFrontiers in Oncology, 2023
BackgroundWithout organized screening programs up to 60-70% of breast cancers are diagnosed at advanced stages that have significantly lower five-year survival rate and poorer outcomes, which is a serious global public health problem.
Marina Sekacheva   +4 more
doaj   +1 more source

Tumor Markers in Dogs with Mammary Gland Tumors

open access: yesActa Veterinaria, 2023
The aim of this study was to determine and compare values of carcinoembryonic antigen (CEA) and cancer antigen (CA 15-3) in 50 bitches with mammary tumors and 150 clinically healthy dogs.
Valencakova Alexandra   +4 more
doaj   +1 more source

Octupole strength in the neutron-rich calcium isotopes

open access: yes, 2016
Low-lying excited states of the neutron-rich calcium isotopes $^{48-52}$Ca have been studied via $\gamma$-ray spectroscopy following inverse-kinematics proton scattering on a liquid hydrogen target using the GRETINA $\gamma$-ray tracking array.
Agiorgousis, M. L.   +19 more
core   +1 more source

High-accuracy relativistic many-body calculations of van der Waals coefficients C_6 for alkaline-earth atoms [PDF]

open access: yes, 2001
Relativistic many-body calculations of van der Waals coefficients C_6 for dimers correlating to two ground state alkaline-earth atoms at large internuclear separations are reported.
A. Bizzarri   +32 more
core   +2 more sources

Performance Characteristics of Seven Automated CA 15-3 Assays [PDF]

open access: yesAmerican Journal of Clinical Pathology, 2006
Measurements of serum cancer antigen (CA) 15-3 are used to monitor tumor recurrence and treatment of advanced disease. We evaluated the performance characteristics, including limit of detection, linearity, method comparison, and reference intervals, of 7 automated methods for CA 15-3, including the Access 2 (Beckman Coulter, Brea, CA), ADVIA Centaur ...
Patricia R, Slev   +2 more
openaire   +2 more sources

Mucin-1 and its relation to grade, stage and survival in ovarian carcinoma patients

open access: yesBMC Cancer, 2012
Background Mucin-1 is known to be over-expressed by various human carcinomas and is shed into the circulation where it can be detected in patient’s serum by specific anti-Mucin-1 antibodies, such as the tumour marker assays CA 15–3 and CA 27.29.
Engelstaedter Verena   +11 more
doaj   +1 more source

Gene expression of Epithelial Membrane Protein 2 gene and β1-Integrin gene in patients with breast cancer

open access: yesBiochemistry and Biophysics Reports, 2020
Background: Breast cancer is the most common invasive cancer and the leading cause of cancer death in women. The function of over a thousand genes is reported as affected by genetic modifications in breast cancer. Objectives: To study the gene expression
Samah EL-Ghlban   +3 more
doaj   +1 more source

Investigation of a Stable Interaction of Levothyroxine with AFP Through Molecular Modelling

open access: yesCumhuriyet Science Journal
Thyroid dysfunctions are common all over the world, and accordingly, the use of thyroid drugs has increased. Incorrect measurement of tumor markers may lead to missed cases of cancer.
Emel Akbaba   +5 more
doaj   +1 more source

Reentrant metallic transition at a temperature above Tc at the breakdown of cooperative Jahn-Teller orbital order in perovskite manganites

open access: yes, 2004
We report an interesting reentrant metallic resistivity pattern beyond a characteristic temperature T* which is higher than other such characteristic transition temperatures like T(c)(Curie point), T(N) (Neel point), T(CO) (charge order onset point) or T(
A. Chakraborty   +12 more
core   +1 more source

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