Results 161 to 170 of about 317,987 (279)

Bioactivation and Metabolism of Amino Acid MDMA Prodrugs in Zebrafish Embryos, Human Liver S9, Whole Blood, and Microdosed Human Urine

open access: yesDrug Testing and Analysis, EarlyView.
Bioactivation and metabolism of MDMA prodrugs: MDMA‐Trp, MDMA‐Lys, MDMA‐Gly showed unique urine screening targets only for MDMA‐Trp, while biomarkers for MDMA‐Lys and MDMA‐Gly consisted of MDMA and known MDMA metabolites. Conversion of amino acid prodrugs to MDMA in pHLS9, zebrafish embryos, and humans. ABSTRACT 3,4‐Methylenedioxymethamphetamine (MDMA)
Simon K. Wellenberg   +6 more
wiley   +1 more source

Differential sensitivity of midline development to mitosis during and after primitive streak extension

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Midline establishment is a fundamental process during early embryogenesis for Bilaterians. Midline morphogenesis in non‐amniotes can occur without mitosis, through Planar Cell Polarity (PCP) signaling. By contrast, amniotes utilize both cellular processes for developing the early midline landmark, the primitive streak (PS).
Zhiling Zhao, Rieko Asai, Takashi Mikawa
wiley   +1 more source

Whole tissue imaging of cellular boundaries at sub‐micron resolutions for deep learning cell segmentation: Applications in the analysis of epithelial bending of ectoderm

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background To understand cellular morphology, biologists have relied on traditional optical microscopy of tissues combined with tissue clearing protocols to image structures deep within tissues. Unfortunately, these protocols often struggle to retain cell boundary markers, especially at high enough resolutions necessary for precise cell ...
Sam C. P. Norris   +2 more
wiley   +1 more source

Streptozotocin induced hyperglycemia in the axolotl

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Diabetes is a group of diseases characterized by loss of β cell mass and/or function, resulting in hyperglycemia. With no established curative treatment, this has initiated research in β cell regeneration. Current animal models have either limited regenerative capacity (mice) or small size and evolutionary distance from humans ...
Pernille Lajer Sørensen   +2 more
wiley   +1 more source

Sphingosine-1-Phosphate-derived 2-Hexadecenal is a central mediator of ocular neovascularization by inhibiting Sphingosine-1-Phosphate receptor 5. [PDF]

open access: yesNat Commun
Qian X   +16 more
europepmc   +1 more source

Heterozygous Med13l mice recapitulate a developmental growth delay and craniofacial anomalies seen in MED13L syndrome

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Gene transcription is crucial for embryo and postnatal development and is regulated by the Mediator complex. Mediator is comprised of four submodules, including the kinase submodule (CKM). The CKM consists of MED13, MED12, CDK8, and CCNC.
Anna K. Leinheiser   +5 more
wiley   +1 more source

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