Results 71 to 80 of about 2,869,633 (331)

In vitro properties of patient serum predict clinical outcome after high dose rate brachytherapy of hepatocellular carcinoma

open access: yesMolecular Oncology, EarlyView.
Following high dose rate brachytherapy (HDR‐BT) for hepatocellular carcinoma (HCC), patients were classified as responders and nonresponders. Post‐therapy serum induced increased BrdU incorporation and Cyclin E expression of Huh7 and HepG2 cells in nonresponders, but decreased levels in responders.
Lukas Salvermoser   +14 more
wiley   +1 more source

Treatment of chronic apical periodontitis on the basis of the modern concept of endodontics (clinical case)

open access: yesЭндодонтия Today, 2020
Repeated endodontic treatment is often a contentious issue in the process of making a final decision in the preparation of a comprehensive plan for the treatment of a patient at the dental reception and causes great interest among dentists.

doaj  

Introduction of seed and capsule micromorphological features of the genus Scrophularia (Scrophulariaceae) in Iran

open access: yesیافته‌های نوین در علوم زیستی, 2021
In the present study, seed surface ornamentations in 31 species (34 populations) and the capsule surface sculpturing in five species of the genus Scrophularia L. distributed in Iran were examined using Scanning Electronic Microscopy.
Fatemeh Daemi   +3 more
doaj  

Scanning microSQUID Force Microscope

open access: yes, 2001
A novel scanning probe technique is presented: Scanning microSQUID Force microscopy (SSFM). The instrument features independent topographic and magnetic imaging. The SSFM operates in a dilution refrigerator in cryogenic vacuum.
Hasselbach, K., Mailly, D., Veauvy, C.
core   +1 more source

Quantitative imaging of dielectric permittivity and tunability with a near-field scanning microwave microscope

open access: yes, 2000
We describe the use of a near-field scanning microwave microscope to image the permittivity and tunability of bulk and thin film dielectric samples on a length scale of about 1 micron. The microscope is sensitive to the linear permittivity, as well as to
A. Stanishevsky   +8 more
core   +1 more source

Inhibition of CDK9 enhances AML cell death induced by combined venetoclax and azacitidine

open access: yesMolecular Oncology, EarlyView.
The CDK9 inhibitor AZD4573 downregulates c‐MYC and MCL‐1 to induce death of cytarabine (AraC)‐resistant AML cells. This enhances VEN + AZA‐induced cell death significantly more than any combination of two of the three drugs in AraC‐resistant AML cells.
Shuangshuang Wu   +18 more
wiley   +1 more source

Attachment converts microscope to point source autocollimator [PDF]

open access: yes, 1964
A low-power microscope or telescope provides a simple means of autocollimation. This is done by fitting the instrument with a light source to permit alignment from a reflecting surface normal to the optic axis of the ...
Shlichta, P. J.
core   +1 more source

Microscopic colitis

open access: yesWorld Journal of Gastroenterology, 2012
Microscopic colitis may be defined as a clinical syndrome, of unknown etiology, consisting of chronic watery diarrhea, with no alterations in the large bowel at the endoscopic and radiologic evaluation. Therefore, a definitive diagnosis is only possible by histological analysis.
Ianiro, Gianluca   +6 more
openaire   +2 more sources

Adaptaquin is selectively toxic to glioma stem cells through disruption of iron and cholesterol metabolism

open access: yesMolecular Oncology, EarlyView.
Adaptaquin selectively kills glioma stem cells while sparing differentiated brain cells. Transcriptomic and proteomic analyses show Adaptaquin disrupts iron and cholesterol homeostasis, with iron chelation amplifying cytotoxicity via cholesterol depletion, mitochondrial dysfunction, and elevated reactive oxygen species.
Adrien M. Vaquié   +16 more
wiley   +1 more source

„Ludzkie owady” i człowiek – o dalekiej bliskości życia w niedoli i wspaniałości

open access: yesZoophilologica, 2016
The author analyzes E.T.A. Hoffmann’s short story Master Flea, focusing mainly on the scene of the telescope duel between two biologists: Jan Swammerdam and Anton Leeuwenhoek. This scene triggers reflection on discovering the closeness between humans and
Ireneusz Gielata
doaj  

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