Results 111 to 120 of about 1,370,780 (335)

Stages of male sexual maturation (see Table 1). [PDF]

open access: yes, 2013
Stages of male sexual maturation (see Table 1).
Frederic H. Martini (481487)   +1 more
core   +1 more source

Access to Abundant Resources Mitigates the Effects of Nutritional Status on Life History Trade‐Offs: An Experimental Study on Burying Beetles

open access: yesEcology and Evolution
Individuals can adjust allocation strategies based on intrinsic and extrinsic factors. Variation in nutritional status during sexual maturation and resource acquisition during breeding may affect life history functions and trade‐offs.
Wenxia Wang   +4 more
doaj   +1 more source

Differences between male and female growth and sexual maturation in tilapia (oreochromis mossambicus)

open access: yes, 2013
In tilapia, growth during critical periods of the life cycle varies at different ages of development and is influenced by sexual maturation. The mechanisms controlling gametogenesis and how growth affects this process are poorly understood.
Sandip Bhatta   +5 more
semanticscholar   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Rate of skeletal maturation in relation to secondary sexual development during female adolescence [PDF]

open access: yes, 1995
The relationship between rate of skeletal maturation (interval from capping of hand epiphyses to fusion of radius) and rate of secondary sexual development was studied in a longitudinal sample of 76 normal Turkish girls.
Iseri, H, Onat, T
core   +1 more source

Circular RNA expression landscapes in myelodysplastic neoplasms: Associations with mutational signatures and disease progression

open access: yesMolecular Oncology, EarlyView.
In this explorative study, the abundance of circular RNA molecules in bone marrow stem cells was found to be elevated in patients with high‐risk myelodysplastic neoplasms, and to be associated with an increased risk of progression to acute myeloid leukemia.
Eileen Wedge   +17 more
wiley   +1 more source

COMPARATIVE STUDY ON THE HORMONAL STIMULATION STERLET (ACIPENSER RUTHENUS, LINNAEUS, 1758) USING CARP HYPOPHYSIS AND ARTIFICIAL HORMONE TYPE NERESTIN 5-5A

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
Starting from the particular sturgeon reproductive biology, propagation of technology through artificial comprises a number of phases required including: selection, parking broodstocks cell maturation and sexual stimulation in order fertilized their ...
R. C. DIMA   +4 more
doaj  

Allometric scaling of aerobic fitness outputs in school-aged pubertal girls

open access: yesBMC Pediatrics, 2019
Background This study aimed to determine the allometric exponents for concurrent size descriptors (stature, body mass and fat-free mass) and also to examine the contribution of chronological age and pubertal status combined with above mentioned size ...
André O. Werneck   +12 more
doaj   +1 more source

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