Results 41 to 50 of about 145,048 (308)

From bench to in silico and backwards: What have we done on genetics of recurrent pregnancy loss and implantation failure and where should we go next? [PDF]

open access: yesGenetics and Molecular Biology
Human reproduction goes through many challenges to its success and in many cases it fails. Cases of pregnancy loss are common outcomes for pregnancies, and implantation failures (IF) are common in assisted reproduction attempts.
Flavia Gobetti Gomes   +10 more
doaj   +1 more source

Embryology of the Ctenophora [PDF]

open access: yesAnnals and Magazine of Natural History, 1874
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

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

From Development To Evolution: The Re-Establishment Of The Alexander Kowalevsky Medal [PDF]

open access: yes, 2002
The Saint Petersburg Society of Naturalists has reinstated the Alexander O. Kowalevsky Medal. This article announces the winners of the first medals and briefly reviews the achievements of A.O.
Gilbert, Scott F., Mikhailov, A. T.
core   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

REASONS FOR DIFFICULT TOPICS IN ANATOMY AND THEIR SOLUTIONS AS PER UNDERGRADUATE MEDICAL STUDENTS

open access: yesKhyber Medical University Journal, 2021
OBJECTIVE: To identify the topics difficult to understand in learning Anatomy and to investigate the reasons of difficulty and their possible solutions.
Khadija Qamar   +4 more
doaj   +1 more source

Linking neurogenesis, oligodendrogenesis, and myelination defects to neurodevelopmental disruption in primary mitochondrial disorders

open access: yesFEBS Letters, EarlyView.
Mitochondrial remodeling shapes neural and glial lineage progression by matching metabolic supply with demand. Elevated OXPHOS supports differentiation and myelin formation, while myelin compaction lowers mitochondrial dependence, revealing mitochondria as key drivers of developmental energy adaptation.
Sahitya Ranjan Biswas   +3 more
wiley   +1 more source

Crossovers between epigenesis and epigenetics. A multicenter approach to the history of epigenetics (1901-1975) [PDF]

open access: yes, 2014
The origin of epigenetics has been traditionally traced back to Conrad Hal Waddington's foundational work in 1940s. The aim of the present paper is to reveal a hidden history of epigenetics, by means of a multicenter approach.
Costa, R., Frezza, G.
core  

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

Condensing embryology teaching for medical students: can it be taught in 2 hours?

open access: yesAdvances in Medical Education and Practice, 2017
Fawz Kazzazi, Jonathan Bartlett School of Clinical Medicine, University of Cambridge, Cambridge, UK Introduction: Embryology forms a valuable part of the medical school curriculum. However, medical students traditionally struggle with revising embryology
Kazzazi F, Bartlett J
doaj  

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