نتایج جستجو برای: umbilical cord

تعداد نتایج: 97190  

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...

Journal: :Revista peruana de medicina experimental y salud publica 2013
Jorge Castro-Bedriñana Doris Chirinos-Peinado Elva Ríos-Ríos

OBJECTIVES To determine blood-lead (Pb) levels in pregnant women and neonates in a metallurgical city of Peru. MATERIALS AND METHODS A cross-sectional study was carried out, the population of which consisted of pregnant women who had lived for at least two years in the city of La Oroya, at the time when the lead, copper and zinc foundries operated normally. A blood sample was obtained from th...

2011
Katsuhiro Kita Jong O. Lee Celeste C. Finnerty David N. Herndon

Umbilical cord blood has served as an alternative to bone marrow for hematopoietic transplantation since the late 1980s. Numerous clinical studies have proven the efficacy of umbilical cord blood. Moreover, the possible immaturity of cells in umbilical cord blood gives more options to recipients with HLA mismatch and allows for the use of umbilical cord blood from unrelated donors. However, mor...

2015
Shunji Suzuki Masahiko Kato

BACKGROUND We examined the clinical significance of pregnancies complicated by velamentous cord insertion (VCI) associated with other umbilical cord/placental abnormalities. METHODS Data were collected from 168 deliveries complicated by VCI and from 16,797 unaffected controls. All placentae were screened identically by trained staff. In this study, we examined the presence of excessively long...

Journal: :Jornal de pediatria 2010
Cláudia Regina Hentges Renata Rostirola Guedes Rita C Silveira Renato S Procianoy

OBJECTIVE To determine the influence of presence of caffeine in umbilical cord blood on apnea occurrence. METHODS A prospective cohort study with preterm newborns with birth weight lower than 2,000 g was undertaken. Exclusion criteria were: mothers who received opioids; mechanical ventilation during the first 4 days of life; cerebral and major cardiac malformations; perinatal asphyxia; severe...

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 institu...

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