Results 41 to 50 of about 223,151 (314)

Pattern Guards and Transformational Patterns

open access: yesElectronic Notes in Theoretical Computer Science, 2001
AbstractWe propose three extensions to patterns and pattern matching in Haskell. The first, pattern guards, allows the guards of a guarded equation to match patterns and bind variables, as well as to test boolean condition. For this we introduce a natural generalisation of guard expressions to guard qualifiers.A frequently-occurring special case is ...
Martin Erwig, Simon L. Peyton Jones
openaire   +2 more sources

Specialization patterns [PDF]

open access: yesProceedings ASE 2000. Fifteenth IEEE International Conference on Automated Software Engineering, 2000
Design patterns offer numerous advantages for software development, but can introduce inefficiency into the finished program. Program specialization can eliminate such overheads, but is most effective when targeted by the user to specific bottlenecks.
Schultz, Ulrik Pagh   +2 more
openaire   +3 more sources

Coupling Planar Cell Polarity Signaling to Morphogenesis

open access: yesThe Scientific World Journal, 2002
Epithelial cells and other groups of cells acquire a polarity orthogonal to their apical–basal axes, referred to as Planar Cell Polarity (PCP). The process by which these cells become polarized requires a signaling pathway using Frizzled as a receptor ...
Jeffrey D. Axelrod, Helen McNeill
doaj   +1 more source

Physical limits of flow sensing in the left-right organizer

open access: yeseLife, 2017
Fluid flows generated by motile cilia are guiding the establishment of the left-right asymmetry of the body in the vertebrate left-right organizer. Competing hypotheses have been proposed: the direction of flow is sensed either through mechanosensation ...
Rita R Ferreira   +4 more
doaj   +1 more source

Developmental Genes and Malformations in the Hypothalamus

open access: yesFrontiers in Neuroanatomy, 2020
The hypothalamus is a heterogeneous rostral forebrain region that regulates physiological processes essential for survival, energy metabolism, and reproduction, mainly mediated by the pituitary gland.
Carmen Diaz, Luis Puelles
doaj   +1 more source

BMPs direct sensory interneuron identity in the developing spinal cord using signal-specific not morphogenic activities

open access: yeseLife, 2017
The Bone Morphogenetic Protein (BMP) family reiteratively signals to direct disparate cellular fates throughout embryogenesis. In the developing dorsal spinal cord, multiple BMPs are required to specify sensory interneurons (INs).
Madeline G Andrews   +5 more
doaj   +1 more source

Pax9’s Interaction With the Ectodysplasin Signaling Pathway During the Patterning of Dentition

open access: yesFrontiers in Physiology, 2020
In these studies, we explored for the first time the molecular relationship between the paired-domain-containing transcription factor, Pax9, and the ectodysplasin (Eda) signaling pathway during mouse incisor formation.
Shihai Jia   +9 more
doaj   +1 more source

Generation of the Human Pluripotent Stem-Cell-Derived Astrocyte Model with Forebrain Identity

open access: yesBrain Sciences, 2021
Astrocytes form functionally and morphologically distinct populations of cells with brain-region-specific properties. Human pluripotent stem cells (hPSCs) offer possibilities to generate astroglia for studies investigating mechanisms governing the ...
Ulla-Kaisa Peteri   +6 more
doaj   +1 more source

Early Body Mass Index z‐Score Change and Resolution of Severe Malnutrition in Children With Sickle Cell Anemia in a Low‐Income Setting: A Prospective Single‐Arm Extension Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with sickle cell anemia (SCA) in low‐income settings are at risk of severe malnutrition, but optimal nutritional management has not been established. We evaluated an intensified ready‐to‐use therapeutic food (RUTF) regimen in children with persistent severe malnutrition after initial treatment and assessed whether early ...
Safiya Gambo   +9 more
wiley   +1 more source

Magnetoresistance and ion bombardment induced magnetic patterning [PDF]

open access: yes, 2008
Höink V. Magnetoresistance and ion bombardment induced magnetic patterning. Bielefeld (Germany): Bielefeld University; 2008.In this thesis the combination of the magnetic patterning of the unidirectional anisotropy and the tunnel magnetoresistance effect
Höink, Volker
core  

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