Results 11 to 20 of about 73,807 (364)

Filling The Gaps With PCO's [PDF]

open access: yesarXiv, 2015
Superstring perturbation theory is traditionally carried out by using picture-changing operators (PCO's) to integrate over odd moduli. Naively the PCO's can be inserted anywhere on a string worldsheet, but actually a constraint must be placed on PCO insertions to avoid spurious singularities.
Sen, Ashoke, Witten, Edward
arxiv   +5 more sources

Clinical management of PCOS [PDF]

open access: bronzeActa Obstetricia et Gynecologica Scandinavica, 2001
The polycystic ovary syndrome (PCOS) is a heterogeneous condition with genetic predisposition. It is characterized by a myriad of symptoms including oligomenorrhea or amenorrhea, anovulation or infertility, hirsutism or acne. Insulin resistance appears to be an important factor in PCOS though the lack of an etiology has led to symptom oriented therapy ...
Wei Ching Tan   +2 more
openalex   +4 more sources

Inositols in PCOS [PDF]

open access: yesMolecules, 2020
(1) Background: Myoinositol (MI) and D-chiro-inositol (DCI) are involved in a number of biochemical pathways within oocytes having a role in oocyte maturation, fertilization, implantation, and post-implantation development. Both inositols have a role in insulin signaling and hormonal synthesis in the ovaries.
Zdravko Kamenov, Antoaneta Gateva
openaire   +4 more sources

The Place of In Vitro Maturation in PCO/PCOS [PDF]

open access: yesInternational Journal of Endocrinology, 2018
In vitro maturation (IVM) of human oocytes is an emerging treatment option for women with polycystic ovary/polycystic ovary syndrome (PCO/PCOS) in addition to the standard in vitro fertilization (IVF) treatment. There has been significant improvements in pregnancy rates with IVM over the last two decades. This article reviews the place of IVM for women
Shital Julania   +2 more
openaire   +3 more sources

Embryonic cranial cartilage defects in the Fgfr3Y367C/+ mouse model of achondroplasia

open access: yesThe Anatomical Record, EarlyView., 2023
Abstract Achondroplasia, the most common chondrodysplasia in humans, is caused by one of two gain of function mutations localized in the transmembrane domain of fibroblast growth factor receptor 3 (FGFR3) leading to constitutive activation of FGFR3 and subsequent growth plate cartilage and bone defects.
Susan M. Motch Perrine   +9 more
wiley   +1 more source

The links between active cooperation and eco‐innovation orientation of firms: A multi‐analysis study

open access: yesBusiness Strategy and the Environment, Volume 32, Issue 1, Page 430-443, January 2023., 2023
Abstract The environmental orientation of companies is key for firms to gain a competitive advantage against peers. However, the high level of novelty and uncertainty involved with eco‐innovations requires additional knowledge and capabilities that go beyond the firm and that can be achieved through cooperation.
Ines Diez‐Martinez   +2 more
wiley   +1 more source

Curtailing PCOS [PDF]

open access: yesPediatric Research, 2019
Polycystic ovary syndrome (PCOS), characterized by hormonal imbalance and ovarian dysfunction, often starts during adolescence. Inconsistent diagnostic criteria, variable provider knowledge, and lack of consensus pose specific challenges for the care of women with PCOS.
Selma Feldman, Witchel   +2 more
openaire   +2 more sources

Spexin in the European sea bass, Dicentrarchus labrax: Characterization, brain distribution, and interaction with Gnrh and Gnih neurons

open access: yesJournal of Comparative Neurology, Volume 531, Issue 2, Page 314-335, February 2023., 2023
The main objective of this work was to obtain detailed information on the distribution and localization of the spexin (Spx) system in the sea bass brain. To this purpose, we first identified and characterized the spx1 gene and analyzed its expression in the central nervous system (CNS) of the European sea bass by using quantitative Real‐Time Polymerase
José A. Paullada‐Salmerón   +2 more
wiley   +1 more source

PCOS and OCPs? [PDF]

open access: bronzeAmerican Journal of Obstetrics and Gynecology, 2001
Rob Sherwin, M.J. Quinn
openalex   +3 more sources

Supermoduli and PCOs at Genus Two [PDF]

open access: yes, 2022
We illustrate the relation between supermoduli integration and picture changing operators (PCOs) particularly concerning the role of vertical integration, in the context of superstring vacuum amplitudes, by an explicit comparison of different parameterizations of the supermoduli space of genus two super Riemann surfaces.
arxiv   +1 more source

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