Results 11 to 20 of about 77,310 (302)

Imprinting Mechanisms [PDF]

open access: yesGenome Research, 1998
A number of recent studies have provided new insights into mechanisms that regulate genomic imprinting in the mammalian genome. Regions of allele-specific differential methylation (DMRs) are present in all imprinted genes examined. Differential methylation is erased in germ cells at an early stage of their development, and germ-line-specific ...
Constância, Miguel   +3 more
openaire   +4 more sources

Computational modelling and optimisation of the fabrication of nano-structures using focused ion beam and imprint forming technologies [PDF]

open access: yes, 2010
Focused Ion Beam (FIB) and Nano-Imprint Forming (NIF) have gained recently major interest because of their potential to enable the fabrication of precision engineering parts and to deliver high resolution, low-cost and high-throughput production of fine
Desmulliez, M.; id_orcid   +17 more
core   +1 more source

Molecular signature of the imprintosome complex at the mating-type locus in fission yeast

open access: yesMicrobial Cell, 2018
Genetic and molecular studies have indicated that an epigenetic imprint at mat1, the sexual locus of fission yeast, initiates mating type switching. The polar DNA replication of mat1 generates an imprint on the Watson strand.
Célia Raimondi   +5 more
doaj   +1 more source

Identification of a novel type of spacer element required for imprinting in fission yeast [PDF]

open access: yes, 2011
Asymmetrical segregation of differentiated sister chromatids is thought to be important for cellular differentiation in higher eukaryotes. Similarly, in fission yeast, cellular differentiation involves the asymmetrical segregation of a chromosomal ...
Suha Sayrac   +13 more
core   +1 more source

Evaluation of role of intraoperative cytology technique in diagnosis and management of cancer

open access: yesJournal of Cytology, 2020
Context: Intraoperative pathological assessment provides valuable information in a patient's diagnosis and management. Touch imprint/crush cytology is simple, rapid, and cost-effective. Also, imprint smears give excellent cytomorphology.
Yashika P Jaiswal, Rasika U Gadkari
doaj   +1 more source

Role of bone marrow imprint in cases of dry tap: A study in a tertiary care center in Eastern India

open access: yesNational Journal of Physiology, Pharmacy and Pharmacology, 2023
Background: Bone marrow examination that is aspirate, imprint, and biopsy is important and essential in work up of hematological and non-hematological disorders; however, in cases of dry tap, imprint is required for diagnosis and interpretation of biopsy
Manish Osta   +4 more
doaj   +1 more source

Immune Imprinting in the Influenza Ferret Model

open access: yesVaccines, 2020
The initial exposure to influenza virus usually occurs during childhood. This imprinting has long-lasting effects on the immune responses to subsequent infections and vaccinations.
Amanda L. Skarlupka, Ted M. Ross
doaj   +1 more source

Usefulness of imprint cytology for early diagnosis in vertebral lesions

open access: yesIndian Spine Journal, 2023
Background: Vertebral pathologies can be divided into degenerative, infective, or neoplastic. Infective and neoplastic lesions can progress rapidly and may lead to compression of the cord. Thus, rapid diagnosis for these lesions is important.
Manish Chadha   +4 more
doaj   +1 more source

Ocorrência de Leishmania spp. em felinos do município de Araçatuba, SP Occurrence de Leishmania spp. in domestic cats from Araçatuba, SP

open access: yesRevista Brasileira de Parasitologia Veterinária, 2010
Este trabalho teve como objetivo comparar a ocorrência de Leishmania spp. em gatos por dois métodos (citológico e sorológico), bem como associar a ocorrência deste protozoário com as variáveis sexo, idade e raça.
Katia Denise Saraiva Bresciani   +9 more
doaj   +1 more source

Comparison of three techniques in the preparation of samples for the crystallization of cervical flow in lactating dairy cattle [PDF]

open access: yesSPERMOVA, 2017
The objective was to compare three techniques of sample preparation for cervical flow crystallization (pressure imprint, touch imprint and smear), analyzing the tree forms (crystallization) as a characterization of the cervical flow of dairy cattle ...
Reátegui J   +5 more
doaj   +1 more source

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