Results 101 to 110 of about 19,851 (213)

A Developmental Basis for Stochasticity in Floral Organ Numbers

open access: yesFrontiers in Plant Science, 2014
Stochasticity ubiquitously inevitably appears at all levels from molecular traits to multicellular, morphological traits. Intrinsic stochasticity in biochemical reactions underlies the typical intercellular distributions of chemical concentrations, e.g.,
Miho S Kitazawa, Koichi eFujimoto
doaj   +1 more source

A marker-based strategy for the assessment of epigenetic instability in oil palm [PDF]

open access: yes, 2007
Plant tissues from the mantled somaclonal variant of oil palm have been found to display both large-scale perturbations of genomic methylation levels and sequence-specific DNA methylation pattern changes when compared to their true-to-type counterparts ...
Beulé, Thierry   +4 more
core  

Kicking against the PRCs - A Domesticated Transposase Antagonises Silencing Mediated by Polycomb Group Proteins and Is an Accessory Component of Polycomb Repressive Complex 2.

open access: yesPLoS Genetics, 2015
The Polycomb group (PcG) and trithorax group (trxG) genes play crucial roles in development by regulating expression of homeotic and other genes controlling cell fate.
Shih Chieh Liang   +13 more
doaj   +1 more source

Diversification of Floral Homeotic Gene Function [PDF]

open access: yesHortScience, 2003
shown to also be required for specifying petal, stamen, and carpel identities, adding another layer of complexity to the ABC model (Pelaz, et al., 2000) (Fig. 1). These MADS-box gene products form ternary and quaternary complexes which could explain, at the molecular level, how these transcription factors coordinate their functions (Honma and Goto ...
openaire   +1 more source

HOXB4 Promotes Hemogenic Endothelium Formation without Perturbing Endothelial Cell Development

open access: yesStem Cell Reports, 2018
Summary: Generation of hematopoietic stem cells (HSCs) from pluripotent stem cells, in vitro, holds great promise for regenerative therapies. Primarily, this has been achieved in mouse cells by overexpression of the homeotic selector protein HOXB4.
Nadine Teichweyde   +7 more
doaj   +1 more source

The WIGGUM gene is required for proper regulation of floral meristem size in Arabidopsis [PDF]

open access: yes, 1998
The study of cell division control within developing tissues is central to understanding the processes of pattern formation. The floral meristem of angiosperms gives rise to floral organs in a particular number and pattern.
Fletcher, Jennifer C.   +2 more
core  

Abnormal flowers and pattern formation in floral [PDF]

open access: yes, 1989
“From our acquaintance with this abnormal enabled to unveil the secrets that normal us, and to see distinctly what, from the regular we can only infer.” - J. W.
Bowman, John L.   +2 more
core  

CLAVATA1, a regulator of meristem and flower development in Arabidopsis [PDF]

open access: yes, 1993
We have investigated the effects on plant development of mutations in the Arabidopsis thaliana CLAVATA1 gene. In clavata1 plants, vegetative, inflorescence and floral meristems are all enlarged relative to wild type.
Clark, Steven E.   +2 more
core  

Expression Pattern of a Homeotic Gene, HOXA5, in Normal Breast and in Breast Tumors

open access: yesCellular Oncology, 2006
Introduction: Homeotic (HOX) gene products are now known to be functionally associated with breast cancer biogenesis. Recent evidence has indicated that HOXA5 regulates both p53 and progesterone receptor expression levels in breast cancer cells.
Gregory S. Henderson   +4 more
doaj   +1 more source

Control of flower development in Arabidopsis thaliana by APETALA1 and interacting genes [PDF]

open access: yes, 1993
Mutations in the APETALA1 gene disturb two phases of flower development, flower meristem specification and floral organ specification. These effects become manifest as a partial conversion of flowers into inflorescence shoots and a disruption of sepal ...
Alvarez, John   +4 more
core  

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