Results 91 to 100 of about 551,971 (288)

Avaliação dopplervelocimétrica nas gestações de alto risco e os resultados perinatais em gestantes internadas no Hospital Universitário (HU - UFSC) no período de junho de 1997 a dezembro de 1998. [PDF]

open access: yes, 1999
Trabalho de Conclusão de Curso - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Departamento de Tocoginecologia, Curso de Medicina, Florianópolis ...
Sanson, Luciana Tironi
core  

Silk Fibroin for Cardiovascular Medical Devices: Review of Material Properties, Applications, and Clinical Potential

open access: yesAdvanced NanoBiomed Research, EarlyView.
Silk fibroin is an attractive natural biomaterial that can be engineered into diverse cardiovascular constructs, including vascular grafts, cardiac patches, heart valves, and stent coatings. Its tunable biological and mechanical properties have driven substantial preclinical progress; however, widespread clinical translation in cardiovascular ...
Mahsa Haghighattalab   +8 more
wiley   +1 more source

Alterations in maternal cardiovascular parameters and their impact on uterine and fetal circulation in hypertensive pregnancies and fetal growth restriction

open access: yesInternational Journal of Cardiology. Cardiovascular Risk and Prevention
Objective: To examine potential alterations in maternal cardiovascular parameters in hypertensive pregnancies with or without fetal growth restriction (FGR) in comparison to uncomplicated normotensive pregnancies, and to determine the correlation between
Tatjana Maseliene   +5 more
doaj   +1 more source

Experience with umbilical artery cutdowns in neonates

open access: yes, 1990
Arterial catheterization is an important adjunct to the management of critically ill neonates. We report our experience with umbilical artery cutdowns in 30 neonates in whom the umbilical artery was cannulated through a mini-laparotomy. In 29 of 30 cases
Singer, Raymond L, MD   +1 more
core   +1 more source

The Effect of mode of delivery on the umbilical artery pH

open access: yesCaspian Journal of Pediatrics, 2016
Background: Abnormal umbilical cord pH can be indicated a distress imposed of newborn and can also be useful in determining the prognosis of the newborn. There are different views about the effect of the neonatal delivery method on the blood gas analysis
Roya Rahimi   +3 more
doaj  

Vessel Perforation and False Tracking Resulting From Umbilical Artery Catheterization

open access: yes, 2017
We report an extremely low-birth-weight neonate who developed umbilical artery perforation and false tracking. There was no life-threatening event relating to the complication. Diagnosis was made at postmortem examination.
Karen Hussein   +6 more
core   +1 more source

Characterization of the extracellular matrix from human and dog umbilical cords

open access: yesThe Anatomical Record, EarlyView.
Abstract The extracellular matrix is important for maintaining tissue morphogenesis and homeostasis; it can also be used as a biomaterial for the production of biological scaffolds. Particularly, the umbilical cord has shown potential in the production of scaffolds for small‐diameter vessels.
Ana Carla Mendonça   +6 more
wiley   +1 more source

Plasmodium falciparum parasitaemia in the first half of pregnancy, uterine and umbilical artery blood flow, and foetal growth: a longitudinal Doppler ultrasound study

open access: yesMalaria Journal, 2012
Background During early pregnancy, the placenta develops to meet the metabolic demands of the foetus. The objective of this analysis was to examine the effect of malaria parasitaemia prior to 20 weeks’ gestation on subsequent changes in uterine and ...
Griffin Jennifer B   +7 more
doaj   +1 more source

Extracellular Vesicles‐Based Biological Macromolecule Delivery Systems: Biogenesis, Characterization, and Emerging Clinical Applications

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Extracellular vesicles (EVs) are nanoscale membrane‐bound structures that play a pivotal role in intercellular communication by transporting bioactive molecules, including proteins, lipids, nucleic acids, and organelles, between cells. Originating from the endosomal pathway, EVs reflect the physiological and pathological status of their parent
Emine İncilay Torunoğlu   +3 more
wiley   +1 more source

Neurovascular coupling in bone regeneration: Mechanisms, advanced biomaterials and challenges

open access: yesBMEMat, EarlyView.
This figure illustrates various material strategies for neurovascularized bone regeneration, including electroactive scaffolds, ion‐loaded materials, drug delivery systems, surface modifications, cells/cell products, growth factors, and peptides. These approaches aim to synergistically promote the regeneration of neural, vascular, and bone tissues ...
Yixin Ma   +8 more
wiley   +1 more source

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