Results 91 to 100 of about 170,743 (345)

PAK1 activation drives divergent resistance mechanisms to aromatase inhibition and tamoxifen in a luminal: A breast cancer model

open access: yesMolecular Oncology, EarlyView.
Breast cancer remains a major cause of cancer death in women, frequently developing endocrine therapy resistance. This study demonstrates that upregulated p21‐activated kinase 1 (PAK1) activity drives resistance to tamoxifen and long‐term estrogen deprivation in ER+ breast cancer models.
Luisa Schwarzmüller   +10 more
wiley   +1 more source

2.03 - Penicillins

open access: yes, 2008
This chapter outlines selected recent developments, together with some reminders of traditional methods, in the chemistry of penams A (4-thia-1-azabicyclo[3.2.0]heptan-7-one) and penems B (4-thia-1-azabicyclo[3.2.0]hept-2-en-7-one).
Brulé, Cédric   +1 more
core  

FAST ATOM BOMBARDMENT MASS SPECTROMETRY OF 14 PENICILLINS [PDF]

open access: yes, 1991
Fast atom bombardment (FAB) mass spectra of 14 penicillins have been presented and their fragmentation pathways have been analyzed in both positive and negative modes.
Iwata, Masaya   +5 more
core  

Automated FRAP microscopy for high‐throughput analysis of protein dynamics in chromatin organization and transcription

open access: yesFEBS Open Bio, EarlyView.
RoboMic is an automated confocal microscopy pipeline for high‐throughput functional imaging in living cells. Demonstrated with fluorescence recovery after photobleaching (FRAP), it integrates AI‐driven nuclear segmentation, ROI selection, bleaching, and analysis.
Selçuk Yavuz   +6 more
wiley   +1 more source

Evaluation of different strategies to extract and preconcentrate penicillins present in milk prior determination by capillary electrophoresis.

open access: yesRevista Científica, 2014
 One of the main problems concerning the determination of residues of penicillins (PENs) in complex matrix, as milk samples of animal origin, is the sample treatment. The aim of this work was to evaluate the influence of different background electrolyte
María Ysabel Piñero   +4 more
doaj  

Penicillin Allergy: The Impact of a False Diagnosis

open access: yesActa Médica Portuguesa, 2019
N/a.
Bárbara Kong Cardoso   +5 more
doaj   +1 more source

PARP inhibitors induce a senescence phenotype in non‐small cell lung carcinoma cell lines

open access: yesFEBS Open Bio, EarlyView.
Talazoparib is the most potent inducer of senescence among different PARP1 inhibitors in human NSCLC cells. In the absence of PARP, no senescence phenotype was observed, demonstrating that PARP1 is necessary for the induction of senescence by this inhibitor.
Camille Huart   +7 more
wiley   +1 more source

Population-level transition of capsular polysaccharide types among sequence type 1 group B Streptococcus isolates with reduced penicillin susceptibility during a long-term hospital epidemic [PDF]

open access: green, 2018
Noriyuki Nagano   +9 more
openalex   +1 more source

Development of human monoclonal antibodies against TARM1 by yeast display

open access: yesFEBS Open Bio, EarlyView.
Human monoclonal antibodies against TARM1 are generated by yeast display‐guided selection. These antibodies bind to soluble and cell‐surface forms of TARM1. Also, these antibodies exhibit agonistic activity in the NFAT‐GFP reporter assay, indicating that TARM1 signaling can be functionally modulated by antibodies and suggesting TARM1 as a potential ...
Rikio Yabe   +5 more
wiley   +1 more source

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