Results 41 to 50 of about 6,305,601 (337)

Rlim/Rnf12, Rex1, and X Chromosome Inactivation

open access: yesFrontiers in Cell and Developmental Biology, 2019
RLIM/Rnf12 is an E3 ubiquitin ligase that has originally been identified as a transcriptional cofactor associated with LIM domain transcription factors.
Feng Wang, Ingolf Bach
doaj   +1 more source

Elastic dosage compensation by X-chromosome upregulation

open access: yesNature Communications, 2022
The concerted dynamics of X-chromosome upregulation and X-chromosome inactivation, which collectively balance X-chromosome expression, are not well understood.
Antonio Lentini   +8 more
doaj   +1 more source

Exploring lipid diversity and minimalism to define membrane requirements for synthetic cells

open access: yesFEBS Letters, EarlyView.
Designing the lipid membrane of synthetic cells is a complex task, in which its various roles (among them solute transport, membrane protein support, and self‐replication) should all be integrated. In this review, we report the latest top‐down and bottom‐up advances and discuss compatibility and complexity issues of current engineering approaches ...
Sergiy Gan   +2 more
wiley   +1 more source

From lactation to malignancy: A comparison between healthy and cancerous breast gland at single‐cell resolution reveals new issues for tumorigenesis

open access: yesFEBS Letters, EarlyView.
Single‐cell RNA sequencing reveals an opposite role of SLPI in basal tumors based on metastatic spread, along with shared activation of specific regulons in cancer cells and mature luminal lactocytes, as well as downregulation of MALAT1 and NEAT1 in the latter.
Pietro Ancona   +4 more
wiley   +1 more source

Mosaicism for r(X) and der(X)del(X)(p11.23)dup(X)(p11.21p11.22) provides insight into the possible mechanism of rearrangement

open access: yesMolecular Cytogenetics, 2008
We report a patient with a unique and complex cytogenetic abnormality involving mosaicism for a small ring X and deleted Xp derivative chromosome with tandem duplication at the break point. The patient presented with failure to thrive, muscular hypotonia,
Fang Ping   +8 more
doaj   +1 more source

Why does the X chromosome lag behind autosomes in GWAS findings?

open access: yesPLoS Genetics, 2023
The X-chromosome is among the largest human chromosomes. It differs from autosomes by a number of important features including hemizygosity in males, an almost complete inactivation of one copy in females, and unique patterns of recombination.
Ivan P Gorlov, Christopher I Amos
doaj   +1 more source

An intracellular transporter mitigates the CO2‐induced decline in iron content in Arabidopsis shoots

open access: yesFEBS Letters, EarlyView.
This study identifies a gene encoding a transmembrane protein, MIC, which contributes to the reduction of shoot Fe content observed in plants under elevated CO2. MIC is a putative Fe transporter localized to the Golgi and endosomal compartments. Its post‐translational regulation in roots may represent a potential target for improving plant nutrition ...
Timothy Mozzanino   +7 more
wiley   +1 more source

X Chromosome of Female Cells Shows Dynamic Changes in Status during Human Somatic Cell Reprogramming

open access: yesStem Cell Reports, 2014
Induced pluripotent stem cells (iPSCs) acquire embryonic stem cell (ESC)-like epigenetic states, including the X chromosome. Previous studies reported that human iPSCs retain the inactive X chromosome of parental cells, or acquire two active X ...
Kun-Yong Kim   +7 more
doaj   +1 more source

Escape From X-Chromosome Inactivation: An Evolutionary Perspective

open access: yesFront. Cell Dev. Biol., 2019
Sex chromosomes originate as a pair of homologus autosomes that then follow a general pattern of divergence. This is evident in mammalian sex chromosomes, which have undergone stepwise recombination suppression events that left footprints of evolutionary
Bronwyn J. Posynick, Carolyn J. Brown
semanticscholar   +1 more source

An additional X chromosome

open access: yesSouth African Medical Journal, 2014
A 35-year-old man presented with symmetrical inflammatory polyarthritis of the small and large joints and associated early-morning stiffness. He was assessed as having features in keeping with Klinefelter’s syndrome. It is evident from the literature that there is a relationship between Klinefelter’s syndrome and developing rheumatic conditions.
openaire   +5 more sources

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