Results 61 to 70 of about 217,838 (342)

Contour Dice loss for structures with Fuzzy and Complex Boundaries in Fetal MRI [PDF]

open access: yesarXiv, 2022
Volumetric measurements of fetal structures in MRI are time consuming and error prone and therefore require automatic segmentation. Placenta segmentation and accurate fetal brain segmentation for gyrification assessment are particularly challenging because of the placenta fuzzy boundaries and the fetal brain cortex complex foldings.
arxiv  

Nuclear Translocation of S100A9 Triggers Senescence of Human Amnion Fibroblasts by De‐Repressing LINE1 Via Heterochromatin Erosion at Parturition

open access: yesAdvanced Science, EarlyView.
This study shows that the classical secretory protein S100 calcium‐binding protein A9 (S100A9) can translocate to the nucleus upon de‐phosphorylation at Thr 113 in human amnion fibroblasts at parturition, where S100A9 induces heterochromatin erosion through segregation of the heterochromatin maintenance protein, resulting inLong Interspersed Nuclear ...
Fan Zhang   +8 more
wiley   +1 more source

Chorioangioma of Placenta

open access: yesJournal of Nepal Medical Association, 2017
Chorioangioma of placenta is the commonest benign tumour of the placenta. It consists of a benign angioma arising from chorionic tissue. We report a case of placental chorioangioma which was diagnosed in the post partum period in a patient with polyhydramnios who went into preterm labor and delivered a premature baby. Keywords: chorioangioma ...
Gahana Gurung, Nilam Subedi, Rubby Das
openaire   +4 more sources

Rapid Blood Clot Removal via Remote Delamination and Magnetization of Clot Debris

open access: yesAdvanced Science, EarlyView.
A programmable colloidal microswarm is developed to quickly detach blood clots and enable rapid recanalization, with the detached debris functioning as a magnetic “debris‐robot” that can be efficiently propelled and retrieved via catheter suction, which could significantly save time compared to the critical “Golden 6 hours” window for ischemic stroke ...
Qinglong Wang   +11 more
wiley   +1 more source

Metabolic scaling law for fetus and placenta [PDF]

open access: yesarXiv, 2008
We present a version of Kleiber's scaling law for fetus and placenta.
arxiv  

Histopathology of Third Trimester Placenta from SARS-CoV-2-Positive Women [PDF]

open access: yesarXiv, 2020
Background: This study aims to investigate whether maternal SARS-CoV-2 status affect placental pathology. Methods: A retrospective case-control study was conducted by reviewing charts and slides of placentas between April 1 to July 24, 2020. Clinical history of COVID-19 were searched in Pathology Database (CoPath). Controls were matched with SARS-CoV-2-
arxiv  

The retained placenta

open access: yesBest Practice & Research Clinical Obstetrics & Gynaecology, 2008
The retained placenta is a significant cause of maternal mortality and morbidity throughout the developing world. It complicates 2% of all deliveries and has a case mortality rate of nearly 10% in rural areas. Ultrasound studies have provided fresh insights into the mechanism of the third stage of labour and the aetiology of the retained placenta ...
openaire   +5 more sources

Plac1+ Tumor Cell‐Treg Interplay Supports Tumorigenesis and Progression of Head and Neck Cancer

open access: yesAdvanced Science, EarlyView.
Meng et al. screen genes in the CTAs family and find Plac1 is specifically expressed in head and neck squamous cell carcinoma (HNSCC) cells. They reveal that Plac1 expression promotes HNSCC progression directly by activating PI3K/AKT signaling pathway.
Xiaoyan Meng   +8 more
wiley   +1 more source

Subsequent child protection contact for a cohort of children reported to child protection prenatally in one Australian jurisdiction

open access: yesChild Abuse Review, Volume 32, Issue 1, January/February 2023., 2023
Abstract Repeated reporting to child protection is common. One approach to early intervention is for jurisdictions to receive and respond to child protection concerns raised before children are born. Despite this, little research has comprehensively examined subsequent child protection contact for those first reported prenatally.
Olivia Octoman   +6 more
wiley   +1 more source

Impact of spontaneous abortion history and induced abortion history on perinatal outcomes of singleton pregnancies

open access: yesBMC Public Health, 2023
Background At present, there are several studies on abortion history and perinatal outcomes, but there is no unified conclusion whether the history of abortion and different types of abortion are related to perinatal complications of subsequent pregnancy.
Hanxiang Sun   +3 more
doaj   +1 more source

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