Results 71 to 80 of about 51,303 (237)

MalariaCometChip for high-throughput quantification of DNA damage in Plasmodium falciparum

open access: yesSTAR Protocols, 2021
Summary: Comet assay is a standard approach for studying DNA damage in malaria, but high-throughput options are not available. The CometChip was previously developed using mammalian cells as a high-throughput version of the comet assay.
Aoli Xiong   +5 more
doaj  

Genotoxicity assessment of piperitenone oxide: an in vitro and in silico evaluation [PDF]

open access: yes, 2017
Piperitenone oxide, a natural flavouring agent also known as rotundifolone, has been studied for the genotoxicity assessment by an integrated in vitro and in silico experimental approach, including the bacterial reverse mutation assay, the micronucleus ...
Abete, Lorena   +9 more
core   +1 more source

Helmeted hornbill cranial kinesis: Balancing mobility and stability in a high‐impact joint

open access: yesThe Anatomical Record, EarlyView.
Abstract Prokinesis—in which a craniofacial joint allows the rostrum to move relative to the braincase—is thought to confer diverse advantages in birds, mostly for feeding. A craniofacial joint would, however, be a weak link if cranial stability is important. Paradoxically, we have identified a craniofacial joint in helmeted hornbills (Rhinoplax vigil),
Mike Schindler   +8 more
wiley   +1 more source

Quantifying engineered nanomaterial toxicity: comparison of common cytotoxicity and gene expression measurements [PDF]

open access: yes, 2017
BACKGROUND: When evaluating the toxicity of engineered nanomaterials (ENMS) it is important to use multiple bioassays based on different mechanisms of action.
Atha, Donald H.   +7 more
core   +2 more sources

The Slow‐Rotating Nucleus of Comet C/2013 R1 (Lovejoy)

open access: yesAstronomische Nachrichten, EarlyView.
ABSTRACT The close approach of comet C/2013 R1 (Lovejoy) allowed us to conduct an in‐depth study of the morphology of the inner coma. From the measurement of the dust emission structures expanding near the cometary nucleus in November–December 2013, we derived a slow rotation period of 47.8±1.2$$ 47.8\pm 1.2 $$ h.
Federico Manzini   +12 more
wiley   +1 more source

DNA Damage Analysis in Children with Non-syndromic Developmental Delay by Comet Assay [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2016
Introduction: Majority of the developmental delays in children are non-syndromic and they are believed to have an underlying DNA damage, though not well substantiated.
Surraj Susai   +4 more
doaj   +1 more source

Transcription-associated breaks in Xeroderma Pigmentosum group D cells from patients with combined features of Xeroderma Pigmentosum and Cockayne Syndrome [PDF]

open access: yes, 2005
Defects in the XPD gene can result in several clinical phenotypes, including xeroderma pigmentosum (XP), trichothiodystrophy, and, less frequently, the combined phenotype of XP and Cockayne syndrome (XP-D/CS).
Andressoo, Jaan-Olle   +12 more
core   +3 more sources

Approaches to repurposing reverse transcriptase antivirals in cancer

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
This review highlights the role of reverse transcriptase (RT) inhibition in cellular regulation associated with non‐terminal repeat retrotransposons and endogenous retroviruses. Based on their pleiotropic characteristics, RT inhibitors (RTIs) are discussed as potential anticancer agents.
Richard Head   +2 more
wiley   +1 more source

Herpes simplex virus-type1 (HSV-1) impairs DNA repair in cortical neurons [PDF]

open access: yes, 2016
Several findings suggest that Herpes simplex virus-1 (HSV-1) infection plays a role in the neurodegenerative processes that characterize Alzheimer's disease (AD), but the underlying mechanisms have yet to be fully elucidated.
Alessio Cardinale   +12 more
core   +2 more sources

N‐ to C‐Glycoside Rearrangement of Uridine 5′‐Phosphate in Two Enzymatic Steps for the Production of Pseudouridine 5′‐Phosphate

open access: yesBiotechnology and Bioengineering, EarlyView.
The authors present a streamlined cascade reaction for one‐pot N‐C rearrangement of uridine‐5′‐phosphate (UMP) to pseudouridine‐5′‐phosphate (ΨMP; a key mRNA vaccine building block), in two enzymatic steps catalyzed by UMP nucleosidase (EC 3.2.2.10) and ΨMP C‐glycosidase (EC 4.2.1.70).
Martin Pfeiffer   +2 more
wiley   +1 more source

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