Results 41 to 50 of about 11,122,835 (315)

CDK inhibitors: positive and negative regulators of G1-phase progression.

open access: yesGenes & Development, 1999
Mitogen-dependent progression through the first gap phase (G1) and initiation of DNA synthesis (S phase) during the mammalian cell division cycle are cooperatively regulated by several classes of cyclin-dependent kinases (CDKs) whose activities are in ...
C. Sherr, J. M. Roberts
semanticscholar   +1 more source

Left Hemisphere Dominance for Negative Facial Expressions: The Influence of Task

open access: yesFrontiers in Human Neuroscience, 2021
Major theories of hemisphere asymmetries in facial expression processing predict right hemisphere dominance for negative facial expressions of disgust, fear, and sadness, however, some studies observe left hemisphere dominance for one or more of these ...
E. Darcy Burgund
doaj   +1 more source

*NEG NEG

open access: yesGlossa: a journal of general linguistics, 2018
I argue that there is a grammatical (non-semantic) constraint in English that prohibits double negation, dubbed *NEG NEG. I adduce a range of structures to illustrate this constraint, and show that apparent counter-examples are not double negation.
openaire   +2 more sources

The implications of breast cancer molecular phenotype for radiation oncology

open access: yesFrontiers in Oncology, 2011
The identification of distinct molecular subtypes of breast cancer has advanced the understanding and treatment of breast cancer by providing insight into prognosis, patterns of recurrence and effectiveness of therapy.
Shirin eSioshansi   +4 more
doaj   +1 more source

The aesthetics of the negative or; the negative dialectics of photography [PDF]

open access: yesJournal of Physics: Conference Series, 2010
This essay gives technical details on two photographic experiments, Positiveland (2009) and Negativeland (2009), intended to indicate physical constraints of photographic aesthetics, in terms of material, style and today’s condition. Namely, what is commonly seen as the aesthetics of the vintage photograph may be a nonoriginal, romanticised condition ...
openaire   +2 more sources

Resistance of Gram-Negative Bacteria to Current Antibacterial Agents and Approaches to Resolve It

open access: yesMolecules, 2020
Antimicrobial resistance represents an enormous global health crisis and one of the most serious threats humans face today. Some bacterial strains have acquired resistance to nearly all antibiotics.
Zeinab Breijyeh   +2 more
semanticscholar   +1 more source

Comparison of testing methods assessing the in vitro efficacy of the combination of aztreonam with avibactam on multidrug-resistant Gram-negative bacilli

open access: yesAnnals of Clinical Microbiology and Antimicrobials
Background Aztreonam-avibactam (ATM-AVI) combination shows promising effectiveness on most carbapenemase-producing Gram-negatives, yet standardized antibiotic susceptibility testing (AST) methods for evaluating the combination in clinical laboratories is
Corentin Deckers   +11 more
doaj   +1 more source

Recent advances in therapeutic strategies for triple-negative breast cancer

open access: yesJournal of Hematology & Oncology, 2022
Triple-negative breast cancer (TNBC) is the most malignant subtype of breast cancer (BC) with a poor prognosis. Current treatment options are limited to surgery, adjuvant chemotherapy and radiotherapy; however, a proportion of patients have missed the ...
Yun R Li   +6 more
semanticscholar   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Accurate Fault Location Algorithm for Untransposed Transmission Lines Based on Network Phasor Equations in Positive-, Negative-, and Zero-Sequences Domain During Fault

open access: yesIEEE Access
The tower structure and geometrical arrangement of transmission line conductors in the power system depend on various technical, economic, and geographical factors and the age of construction of the lines.
Mahyar Abasi
doaj   +1 more source

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