Results 171 to 180 of about 577,986 (368)

A Novel Use of Pseudospectra in Mathematical Biology: Understanding HPA Axis Sensitivity [PDF]

open access: yesarXiv
The Hypothalamic-Pituitary-Adrenal (HPA) axis is a major neuroendocrine system, and its dysregulation is implicated in various diseases. This system also presents interesting mathematical challenges for modeling. We consider a nonlinear delay differential equation model and calculate pseudospectra of three different linearizations: a time-dependent ...
arxiv  

Dlk1 is a novel adrenocortical stem/progenitor cell marker that predicts malignancy in adrenocortical carcinoma

open access: yes
Cancer Communications, EarlyView.
Katia Mariniello   +37 more
wiley   +1 more source

A head start: The relationship of placental factors to craniofacial and brain development

open access: yesDevelopmental Dynamics, EarlyView.
Abstract In recent years, the importance of placental function for fetal neurodevelopment has become increasingly studied. This field, known as neuroplacentology, has greatly expanded possible etiologies of neurodevelopmental disorders by exploring the influence of placental function on brain development.
Annemarie Jenna Carver   +2 more
wiley   +1 more source

First‐Line Osimertinib in Patients with EGFR‐Mutant Advanced Non‐Small Cell Lung Cancer: Outcome and Safety in the Real World: FLOWER Study

open access: yesThe Oncologist, EarlyView., 2021
Abstract Lessons Learned Osimertinib has confirmed effectiveness in this real‐world population of patients with EGFR‐mutant advanced non‐small cell lung cancer. Thromboembolic events occur more frequently than previously reported, suggesting a thrombotic diathesis that requires further investigation. Patients with at least three metastatic sites, brain
Martina Lorenzi   +21 more
wiley   +1 more source

A CRH Theory of Autism Spectrum Disorder [PDF]

open access: yesarXiv
This paper presents a complete theory of autism spectrum disorder (ASD), explaining its etiology, symptoms, and pathology. The core cause of ASD is excessive stress-induced postnatal release of corticotropin-releasing hormone (CRH). CRH competes with urocortins for binding to the CRH2 receptor, impairing their essential function in the utilization of ...
arxiv  

Rodent monocyte‐derived macrophages do not express CD163: Comparative analysis using macrophages from living boreoeutherians

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background CD163 is a scavenger receptor predominantly expressed on the surfaces of macrophages in various mammalian species and is a marker of anti‐inflammatory (M2‐like) macrophages. High density of CD163‐positive tumor‐associated macrophages (TAMs) is associated with worse prognosis in various patient tumors.
Yoichi Saito   +9 more
wiley   +1 more source

ARFI (Acoustic Radiation Force Impulse) elastography and B-mode ultrasonography of the adrenal glands in healthy dogs of different ages

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia
Sixty adrenals of 30 dogs were evaluated, divided into three groups, according to age: Group 1 = healthy youngsters (10 animals) - from one to three years old; Group 2 = healthy adults (10 animals) - four to nine years old; and Group 3 = healthy senile ...
A.C.A. Alves   +9 more
doaj   +1 more source

Modeling cell differentiation in neuroblastoma: insights into development, malignancy, and treatment relapse [PDF]

open access: yesarXiv
Neuroblastoma is a paediatric extracranial solid cancer that arises from the developing sympathetic nervous system and is characterised by an abnormal distribution of cell types in tumours compared to healthy infant tissues. In this paper, we propose a new mathematical model of cell differentiation during sympathoadrenal development.
arxiv  

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