نتایج جستجو برای: umbilical cord tissue

تعداد نتایج: 999221  

Nikougoftar Zarif M,

Cord blood hematopoietic stem cells are widely used as an alternative source for hematopoietic stem cells transplant. Increasing rate of patients who need hematopoietic stem cells transplant and many advantages of cord blood in comparison to bone marrow hematopoietic stem cells, have promoted banking of cord blood units. Cord blood banking requires accurate steps in donor selection, cord blood ...

اسدی خیاوی, مسعود, روحانی, روجا, فلاح, رمضان, مرزبان, اصغر,

Background and Objective: Some changes in newborns growth indices are related to several risk factors; though, a distinct etiology is unknown. Due to the available evidence about highly concentrated levels of lead in our province particularly in comparison to non-contaminated regions, this study was designed to evaluate the relationship between lead levels of umbilical cord blood and newborns b...

Journal: :Haematologica 1998
I Prat C Hernández-Lamas M Muñoz F Sánchez Gordo M Ortiz A Galeote

The development of the human umbilical cord blood transplants with hematopoietic repopulating cells has enabled some problems associated with bone marrow transplants to be solved. Frozen umbilical cord blood banks should facilitate the finding of suitable stem cell donors. However, further experience is necessary to develop the optimal method for collection, separation, storage and cryopreserva...

ژورنال: Hormozgan Medical Journal 2013
Ahmadi, M. , Maasoum, Sh. , Naderi, S. , Rajaei, Sh. , Zare, S. ,

. Introduction: Jaundice is common in neonatal period and in severe type cause neurotoxicity (Kernicterus), so diagnosis and treatment of severe hyperbilirubinemia is very important. This study investigates the predictive value of umbilical cord serum bilirubin (UCSB) for subsequent jaundice in healthy term newborns. Methods: In this cross-sectional study, 341 normal term (gestational age>37 we...

Journal: :Journal of applied physiology 1996
K T Ball T R Gunn P D Gluckman G G Power

Nonshivering thermogenesis is not initiated when the fetal sheep is cooled in utero but appears to require the removal of an inhibitor of placental origin at birth. To test whether adenosine is such an inhibitor, we examined the effect of the adenosine antagonist theophylline on the initiation of nonshivering thermogenesis during sequential cooling, ventilation, and umbilical cord occlusion in ...

Journal: :Stem cell reviews 2006
Jordan H Perlow

successful cure of the hematological manifestations of Fanconi’s anemia (4), thousands of people worldwide have been beneficiaries of these therapeutic advantages, and to date, nearly 500 umbilical cord blood hematopoietic stem cell transplants occur annually in the United States (5). The vast majority of these hematopoietic transplants occur using publicly banked umbilical cord blood, some uti...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1993
A A Cardoso M L Li P Batard A Hatzfeld E L Brown J P Levesque H Sookdeo B Panterne P Sansilvestri S C Clark

Using optimal culture conditions in which the transforming growth factor beta 1 (TGF-beta 1) inhibitory loop has been interrupted by antisense TGF-beta 1 oligonucleotides or anti-TGF-beta serum, we have compared the proliferative capacities and the abilities of the CD34+ CD38- cell populations from bone marrow and umbilical cord blood to generate early progenitors in long-term cultures. The CD3...

2011
Sayat Gülbayzar Vefik Arica Sami Hatipoğlu Ayşem Kaya Seçil Arica Güner Karatekin

OBJECTIVE In this study, we aim to demonstrate that measurement of the malondialdehyde (MDA) level in the umbilical cord blood of newborn infants born via cesarean section (C/S) and normal vaginal delivery (NVD) is indicative of oxidative stress during the perinatal period. METHODS The study was conducted at Bakirkoy Training and Research Hospital between January 2006 and April 2006 on 15 new...

2017
Zhang-Yu Bu Li-Min Wu Xiao-Hong Yu Jian-Bo Zhong Ping Yang Jian Chen

The present investigation explored the in vitro culture, isolation and characterization of hair follicle cell differentiation from umbilical cord blood mesenchymal stem cells (MSCs). Flow cytometry was used to obtain MSCs from the isolation and purification of human umbilical cord blood MSCs. Culture suspension of hair follicle organ was centrifuged and the supernatant used in the culture mediu...

2015
Junichi Hasegawa Akihiko Sekizawa Tomoaki Ikeda Mitsuhiko Koresawa Isamu Ishiwata Masakiyo Kawabata Katsuyuki Kinoshita

Background: To clarify whether the use of balloons for cervical ripening is associated with the incidence of umbilical cord prolapse. Methods: A postal questionnaire survey was distributed in Japan. Cases of umbilical cord prolapse occurring during labor in association with the use of balloons for cervical ripening between 2007 and 2011 in Japan were analyzed. Results: Answers from 942 institut...

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