Results 141 to 150 of about 328,870 (293)

Mapping molluscan endocrinology: a systematic and critical appraisal

open access: yesBiological Reviews, EarlyView.
ABSTRACT Historically, a vertebrate‐centric paradigm has framed our interpretation of molluscan endocrinology, with considerable research focusing on vertebrate‐type steroid hormones (e.g. oestrogens, testosterone). However, contradictory evidence on the occurrence of vertebrate‐type steroid hormones in molluscan tissues, and a lack of the specific ...
Konstantinos Panagiotidis   +3 more
wiley   +1 more source

Endocrinologie de la gestation chez la vache : signaux embryonnaires, hormones et protéines placentaires [PDF]

open access: yes, 2006
peer reviewedThe development, the establishment and the embryonic survival at early stages of gestation are depending on an intimate dialogue between the embryo and his mother. For the embryo part, it is especially the trophoblast, or the future placenta,
Ayad, A.   +5 more
core  

Reading hominin life history in fossil bones and teeth: methods to test hypotheses regarding its evolution

open access: yesBiological Reviews, EarlyView.
ABSTRACT Human life history is derived compared to that of our closest living relatives, the great apes. It has been suggested that these derived traits are causally related to aspects of our ecology, social behaviour and cognitive abilities. However, resolving this requires that we know the evolutionary trajectory of our distinctive pattern of growth,
Paola Cerrito   +2 more
wiley   +1 more source

Comparison of vaginal versus intramuscular progesterone in programmed cycles for frozen-thawed blastocyst transfer in patients with endometriosis

open access: yesReproductive Biology and Endocrinology
Background Previous studies have shown that due to the presence of endometrium progesterone resistance in patients with endometriosis, it is considered that higher levels of progesterone may be required to achieve live birth during programmed frozen ...
Ziqi Jin   +7 more
doaj   +1 more source

Effect of a luteal phase rescue protocol on live birth rates in frozen embryo transfer cycles

open access: yesFrontiers in Reproductive Health
IntroductionFrozen embryo transfer (FET) is a standard procedure that improves live birth rates and reduces ovarian hyperstimulation risks. Optimizing luteal phase support with hormone replacement therapy (HRT), particularly by progesterone ...
Chadi Yazbeck   +7 more
doaj   +1 more source

eIF4E et étapes décisionnelles du développement embryonnaire : Quand la traduction module le développement [PDF]

open access: yes, 2006
La synthèse protéique représente une étape importante de l’expression des gènes. Au cours du développement embryonnaire, la traduction des ARNm n’est pas toujours systématique, et résulte d’un contrôle efficace permettant l’expression de la protéine au ...
Cormier, Patrick, Oulhen, Nathalie
core  

A Natural Resource‐Based View of Circular Economy Practices in the Pharmaceutical Industry

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Pharmaceutical industry is facing escalating environmental sustainability issues including gaseous emissions, waste generation, and excessive consumption of energy and non‐renewable materials. Nevertheless, the adoption of sustainable business models such as the circular economy (CE) is still in its infancy in this sector due to complex ...
Amna Farrukh, Muhammad Sohaib Sajjad
wiley   +1 more source

Breast cancer in Belgium: why are we the first in Europe? [PDF]

open access: yes, 2011
peer reviewedBreast cancer incidence in Belgium is on the top of European countries, with 9.697 new cases in 2008 and 106/100.000 women/year. The explanation of this high incidence in our country is probably the accumulation of risk factors (many of them
BLERET, Valerie   +6 more
core  

Cytologic and Histological Features Distinguishing Myxoid Meningioma From Chordoid Meningioma: A Case Report

open access: yesDiagnostic Cytopathology, EarlyView.
ABSTRACT Meningiomas are the most common primary brain tumors worldwide and are classified into 15 subtypes in the 5th edition of the WHO classification. Myxoid meningioma, characterized by the presence of a mucinous matrix within the tumor, is a rare metaplastic meningioma subtype classified as WHO grade 1.
Tatsuya Aso   +4 more
wiley   +1 more source

High‐Dose Hormone Replacement Therapy Improved Embryo Transfer Outcomes in a Woman With 21‐Hydroxylase Deficiency Who Had Persistently High Serum Progesterone Levels: A Case Report and Literature Review

open access: yesClinical Case Reports
Women with 21‐hydroxylase deficiency have reduced fertility because of excessive production of adrenal androgen and progesterone, which can inhibit folliculogenesis, disturb the normal gonadotropin secretion pattern and development of the endometrium ...
Yuri Mizusawa   +2 more
doaj   +1 more source

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