Results 21 to 30 of about 573,097 (333)

A Mass in the Anal Canal Found to be Poorly Differentiated Small-Cell Neuroendocrine Carcinoma

open access: yesWorld Journal of Colorectal Surgery, 2020
Neuroendocrine carcinomas (NECs) are malignancies most often found in the colon, lung, pancreas, or thyroid. We describe a rare case of an NEC found in the anal canal of a 68-year-old woman. We also explore a list of differential diagnoses that should be
Michael Gates, Nirali Shah, Imran Saeed
doaj   +1 more source

Method for Estimating Temporal Gait Parameters Concerning Bilateral Lower Limbs of Healthy Subjects Using a Single In-Shoe Motion Sensor through a Gait Event Detection Approach

open access: yesSensors, 2022
To expand the potential use of in-shoe motion sensors (IMSs) in daily healthcare or activity monitoring applications for healthy subjects, we propose a real-time temporal estimation method for gait parameters concerning bilateral lower limbs (GPBLLs ...
Chenhui Huang   +5 more
doaj   +1 more source

Transceiver Impairment Mitigation by 8×2 Widely Linear MIMO Equalizer With Independent Complex Filtering on IQ Signals

open access: yesIEEE Photonics Journal, 2022
High-order modulation formats with high symbol rates are promising candidates for meeting the growing traffic requirements of digital coherent transmission.
Masaki Sato   +5 more
doaj   +1 more source

Hydrogen Sulfide Donor GYY4137 Acts Through Endothelial Nitric Oxide to Protect Intestine in Murine Models of Necrotizing Enterocolitis and Intestinal Ischemia [PDF]

open access: yes, 2019
BACKGROUND: Necrotizing enterocolitis (NEC) in premature infants is often a devastating surgical condition with poor outcomes. GYY4137 is a long-acting donor of hydrogen sulfide, a gasotransmitter that is protective against intestinal injury in ...
Drucker, Natalie A.   +3 more
core   +1 more source

Heterotaxy: fluctuat nec mergitur [PDF]

open access: yesCardiology in the Young, 2021
AbstractThe International Pediatric and Congenital Cardiac Code (IPCCC) states thatvisceral heterotaxyis defined as “a congenital malformation in which the internal thoraco-abdominal organs demonstrate abnormal arrangement across the left-right axis of the body. By convention, in congenital cardiology, heterotaxy syndrome does not include patients with
Lucile Houyel   +2 more
openaire   +2 more sources

Experimental Modeling of Necrotizing Enterocolitis in Human Infant Intestinal Enteroids

open access: yesJournal of Investigative Surgery, 2022
Background: Experimental model systems are of paramount importance in advancing our understanding of human disease. Methods There are several limitations when using a single cell culture to recapitulate the findings in a complex organism and results ...
Christie Buonpane   +5 more
doaj   +1 more source

A Sparse Neural Network-Based Power Adaptive DPD Design and Its Hardware Implementation

open access: yesIEEE Access, 2022
In this paper, an efficient neural-network-based adaptive DPD design which performs well under power varying conditions is presented. The DPD design is derived on the basis of the envelop time-delay neural network (ETDNN).
Masaaki Tanio   +2 more
doaj   +1 more source

Cytokine gene polymorphisms in preterm infants with necrotising enterocolitis: genetic association study [PDF]

open access: yes, 2016
BACKGROUND The inflammatory cytokine cascade is implicated in the pathogenesis of necrotising enterocolitis (NEC). Genetic association studies of cytokine polymorphisms may help to detect molecular mechanisms that are causally related to the disease ...
Baier, R. J.   +5 more
core   +1 more source

Saturation of the Quantum Null Energy Condition in Far-From-Equilibrium Systems [PDF]

open access: yes, 2017
The Quantum Null Energy Condition (QNEC) is a new local energy condition that a general Quantum Field Theory (QFT) is believed to satisfy, relating the classical null energy condition (NEC) to the second functional derivative of the entanglement entropy ...
Ecker, Christian   +3 more
core   +4 more sources

Potential novel therapy targets in neuroendocrine carcinomas of the breast [PDF]

open access: yes, 2018
Neuroendocrine carcinoma (NEC) of the breast is a rare, special type of breast cancer, reportedly constituting 2% to 5% of all breast cancers. Although breast NEC does not have a specific targeted therapy, several new targeted therapies based on specific
Contreras, Elma   +7 more
core   +2 more sources

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