Results 11 to 20 of about 30,258 (296)

Umbilical cord vessels other than the umbilical arteries and vein: a histological study of midterm human fetuses. [PDF]

open access: yesAnat Cell Biol, 2022
At birth, the umbilical cord contains various types of thin vessels that are near and outside the umbilicus and separate from the umbilical arteries and vein.
Kim JH   +4 more
europepmc   +2 more sources

Herniation of the appendix into the umbilical cord complicating umbilical vessel cannulation

open access: yesJournal of Pediatric Surgery Case Reports, 2019
Umbilical catheters (UC) have become the most common way to access neonatal veins and arteries especially after the increasing the number of preterm newborns. Significant clinical complications have been reported with this increased usage of UC.
Mohammad Mahdi Khazravi   +6 more
doaj   +2 more sources

Umbilical venous catheter misplacement due to unexpected supernumerary patent umbilical artery

open access: yesMaternal Health, Neonatology and Perinatology
Background Umbilical vein catheterization is relatively straightforward procedure because the vein is easily recognized as a single, large, thin-walled vessel.
Paola Papoff   +5 more
doaj   +2 more sources

Antibody to Marinobufagenin Reverses Placenta-Induced Fibrosis of Umbilical Arteries in Preeclampsia. [PDF]

open access: yesInt J Mol Sci, 2018
Background: Previous studies implicated cardiotonic steroids, including Na/K-ATPase inhibitor marinobufagenin (MBG), in the pathogenesis of preeclampsia (PE). Immunoneutralization of heightened MBG by Digibind, a digoxin antibody, reduces blood pressure (
Fedorova OV   +11 more
europepmc   +2 more sources

State of vascular wall of umbilical arteries of fetus at cytomegalovirus infection

open access: yesActa Biomedica Scientifica, 2015
The paper describes the details of electron-microscopic study of the intima of blood vessels of the umbilical cord, produced during childbirth from women undergoing in the 111 trimester of gestation cytomegalovirus infection.
N. N. Dorofienko
doaj   +2 more sources

Vasodilation promoted by (E,E)-farnesol involving ion channels in human umbilical arteries. [PDF]

open access: yesHeliyon, 2023
Background: (E,E)-farnesol is a sesquiterpene alcohol derived from plants and animals that exhibits pharmacological properties in the cardiovascular system. However, its effects on human umbilical vessels remain unknown. Purpose: Thus, this study aims to
Batista PR   +9 more
europepmc   +2 more sources

The effects of aging and gestational month on uteroplacental vascular perfusion, and umbilical artery hemodynamics in pregnant jennies

open access: yesBMC Veterinary Research, 2022
This study aimed to correlate the pulsed wave spectral indices of the middle uterine artery at both sides with placental development in jenny within mid-late pregnancies, and establish umbilical Doppler values for different ages and different gestational
Elshymaa A. Abdelnaby   +3 more
doaj   +1 more source

Vitrified Human Umbilical Arteries as Potential Grafts for Vascular Tissue Engineering. [PDF]

open access: yesTissue Eng Regen Med, 2020
Background: The development of a biological based small diameter vascular graft (d < 6 mm), that can be properly stored over a long time period at − 196 °C, in order to directly be used to the patients, still remains a challenge.
Mallis P   +8 more
europepmc   +2 more sources

Umbilical artery thrombosis and maternal positive autoimmune antibodies: two case reports and a literature review

open access: yesFrontiers in Medicine, 2023
BackgroundPrevious studies have shown that abnormal increases in autoimmune antibodies in pregnant women may increase the risk of maternal thrombosis. However, at our hospital, two pregnant women presented with umbilical artery thrombosis and positive ...
Xin Li   +14 more
doaj   +1 more source

The effect of different dosages of progesterone suppositories on uterine-fetal vascular resistance in women at risk of premature delivery and its comparison with the control group [PDF]

open access: yesMajallah-i Zanān, Māmā̓ī va Nāzā̓ī-i Īrān, 2023
Introduction: Despite the widespread use of progesterone in pregnancy, there is limited information on its effect on uterine-placental blood circulation and especially on the fetal blood circulation system in the second half of pregnancy.
Mozhgan Rahmanian   +3 more
doaj   +1 more source

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