Results 31 to 40 of about 238,790 (206)

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Tandemly repeated DNA families in the mouse genome

open access: yesBMC Genomics, 2011
Background Functional and morphological studies of tandem DNA repeats, that combine high portion of most genomes, are mostly limited due to the incomplete characterization of these genome elements.
Gavrilova Ekaterina V   +4 more
doaj   +1 more source

Correlation between DNase I hypersensitive site distribution and gene expression in HeLa S3 cells. [PDF]

open access: yesPLoS ONE, 2012
Mapping DNase I hypersensitive sites (DHSs) within nuclear chromatin is a traditional and powerful method of identifying genetic regulatory elements. DHSs have been mapped by capturing the ends of long DNase I-cut fragments (>100,000 bp), or 100-1200 bp ...
Ya-Mei Wang   +5 more
doaj   +1 more source

Using Nanopore Sequencing to Obtain Complete Bacterial Genomes from Saliva Samples

open access: yesmSystems, 2022
Obtaining complete, high-quality reference genomes is essential to the study of any organism. Recent advances in nanopore sequencing, as well as genome assembly and analysis methods, have made it possible to obtain complete bacterial genomes from ...
Jonathon L. Baker
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Additional haplogroups of Toxoplasma gondii out of Africa: population structure and mouse-virulence of strains from Gabon. [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2010
BACKGROUND: Toxoplasma gondii is found worldwide, but distribution of its genotypes as well as clinical expression of human toxoplasmosis varies across the continents.
Aurélien Mercier   +8 more
doaj   +1 more source

Rab14 regulates the transport of human papillomavirus to the trans‐Golgi network for infectious cell entry

open access: yesFEBS Letters, EarlyView.
This study reveals that the small GTPase Rab14 is necessary for human papillomavirus (HPV) infection and plays an essential role in the transport of virions to the trans‐Golgi network (TGN). HPV in the early endosome (EE), which harbors GTP‐bound Rab14, is transported to the TGN through the switch of Rab14 from its GTP‐bound to GDP‐bound form.
Yoshiyuki Ishii, Iwao Kukimoto
wiley   +1 more source

Insertion/deletion polymorphisms are convenient and reliable markers to assess chromosomal instability in human tumors

open access: yesThe International Journal of Biological Markers, 2012
Chromosomal instability (CIN) is frequently associated with a poor outcome in human carcinomas. The genomes of the main human malignancies are well defined as hundreds of tumors have been characterized by arrays.
Agnès Marchio   +4 more
doaj   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

An insight into the phylogenetic history of HOX linked gene families in vertebrates

open access: yesBMC Evolutionary Biology, 2007
Background The human chromosomes 2q, 7, 12q and 17q show extensive intra-genomic homology, containing duplicate, triplicate and quadruplicate paralogous regions centered on the HOX gene clusters.
Grzeschik Karl-Heinz, Abbasi Amir
doaj   +1 more source

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