Results 81 to 90 of about 4,799,948 (306)

Polymer Concepts in Cellular Function

open access: yes
Advanced Science, EarlyView.
Miao Yu   +7 more
wiley   +1 more source

scGEN: Leveraging an Adaptive Weighting Strategy for Challenging Cell Clustering in Single‐Cell RNA‐seq

open access: yesAdvanced Science, EarlyView.
scGEN combines attribute–structure encoding, adaptive hard‐sample weighting, and regularized zero‐inflated negative binomial loss to resolve ambiguous single‐cell states. In the developing human pituitary, refined annotations reveal Pre.Gonado cells at 7 weeks and previously obscured developmental communication networks.
Fang Huang   +16 more
wiley   +1 more source

Fertility of internal migrants: comparison between Austria and Poland [PDF]

open access: yes
Previous research has proposed four competing views on an individual’s fertility following a move from one social context to another. Each view has received support but has also been challenged by literature.
Hill Kulu
core  

The Gendered Mediation Effects of Social Support on Fertility Intentions Among Childless Adults of Reproductive Age in China: National Cross-Sectional Study

open access: yesJMIR Public Health and Surveillance
BackgroundChina is currently facing a low fertility rate, making it crucial to explore the influence of psychosocial factors on fertility intentions to address demographic structural challenges.
Xinyu Xu   +4 more
doaj   +1 more source

Time of flowering and fertilisation of quince varieties

open access: yesInternational Journal of Horticultural Science, 1999
Literature dealing with flowering and fertilisation of quince is scarce. Most controversial and scanty are informations on observations of self- and cross-pollination.
T. Szabó   +4 more
doaj   +1 more source

Beyond Conventional: A Review of Phytochemical‐Hydrogel Systems Enhanced by AI and 3D Printing for Chronic Wound Management

open access: yesAdvanced Science, EarlyView.
This review systematically bridges chronic wound pathology with natural phytochemical hydrogel therapeutics. A pathology‐to‐phytochemical mechanistic mapping framework is established, linking specific wound hallmarks to targeted phytochemical interventions.
Yitao Zhou   +8 more
wiley   +1 more source

Constraint or choice? Disentangling fertility determinants by switching regressions [PDF]

open access: yes
In 1953, many poor countries had not yet approached the demographic transition. Accordingly, income generally had a positive impact on fertility in poor countries, while it has a negative impact today.
Christoph Sax
core  

Diet and female fertility: a population-based study re-evaluating the need for prescriptive dietary patterns

open access: yesFrontiers in Nutrition
IntroductionDiet may impact female fertility via inflammatory pathways, but the value of specific anti-inflammatory dietary indices compared with general healthy eating guidelines is unclear. We examined associations between different measures of dietary
Simon Alesi   +13 more
doaj   +1 more source

Selection caused by self-fertilization I. Four measures of self-fertilization and their effects on fitness

open access: yesTheoretical Population Biology, 1987
Abstract The standard models of selfing in seed plants consider only the ovules, which are assumed to have a constant selfing rate. It has recently become clear, however, that hermaphrodite or monoecious populations frequently show sexual asymmetry (nonconstant pollen:ovule fertilities among individuals).
Gregorius, H.-R., Ziehe, M., Ross, M. D.
openaire   +2 more sources

Integration of the D‐Genome Reshapes Gene Transcription, Chromatin Architecture, and Metabolome of Allohexaploid Wheat, Leading to Enhanced Environmental Adaptability

open access: yesAdvanced Science, EarlyView.
Integration of the D‐genome reshapes gene transcription, chromatin architecture, and the metabolome of hexaploid wheat, leading to enhanced adaptability to salt, UV‐B, and alkali stress. ABSTRACT The hybridization‐led integration of the D‐genome into domesticated tetraploid wheat gave rise to allohexaploid wheat, the most cultivated wheat globally ...
Yanyan Liu   +23 more
wiley   +1 more source

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