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UrduA new study from Oregon State University found that infants born within 3 kilometers of oil and natural gas drilling facilities in Texas had slightly lower birthweights than those born before drilling began in their vicinity. The study, published today…
Tag: DEVELOPMENTAL/REPRODUCTIVE BIOLOGY
Toxicity testing on the placenta and embryo
Drugs must be safe not just for the patients; in the case of pregnant patients, drugs must also be safe for the unborn children still in the womb. Therefore, at an early stage in the development of new medicines, candidate…
Genome editing meets marsupials
Researchers at the RIKEN Center for Biosystems Dynamics Research (BDR) have succeeded in creating the first genetically engineered marsupial. This study, published in the scientific journal Current Biology , will contribute to deciphering the genetic background of unique characteristics observed…
Save Our Seas Foundation announces a record 61 grants for 2021
The Save our Seas Foundation is celebrating an overwhelming number of applications and awards. This heralds a hopeful new cohort of ocean conservationists, young scientists and local initiatives being supported to make a positive change for our planet.
Tropical fly study shows that a mother’s age and diet influences offspring health
The female tsetse fly, which gives birth to adult-sized live young, produce weaker offspring as they get older, and when they feed on poor quality blood. The study, carried out by researchers at the Universities of Bristol, Oxford and the…
Mechanisms to separately regulate synaptic vesicle release and recycling
Interactions of two voltage-gated calcium channels and a pump enable separate control of exocytosis and endocytosis at chemical synapses
Researcher’s work with flies could be birth control boon
New testing technique could quickly find new ways to suppress ovulation with few side effects.
Sleep twitches facilitate motor cortex development in rats
Sleep twitches enrich coding of sensory information, lay groundwork for later motor functions
How a butterfly tree becomes a web
Evolution is often portrayed as a tree, with new species branching off from existing lineages, never again to meet. The truth however is often much messier. In the case of adaptive radiation, in which species diversify rapidly to fill different…
Immune system May Need ‘Continuing Education’ to Protect Pregnancy
Newly Discovered Class of Immune Cells Implicated in Maternal-Fetal Tolerance
Biomolecular bonsai: Controlling the pruning and strengthening of neuron branches
Researchers identify molecular cues that make developing neurons remodel their connections
The cells combating a deadly lung disease
A subset of fibroblasts located in small foci of tissue on the edges of extensive scarring produce a protein that protects against cell aging.
Ovarian follicles derived from mouse pluripotent stem cells produce viable oocytes
Using mouse embryonic stem cells, researchers reconstituted ovarian follicle structures and used them to mature primordial germ cells into fully functional oocytes in vitro , which ultimately produced viable mouse offspring, according to a new report. The ability to generate…
When corals meet algae: First stages of symbiosis seen for the first time
First observations of coral cells and free-living algae physically interacting provide a deeper understanding of their symbiosis and improve conservation of reefs
New evidence of menopause in killer whales
Scientists have found new evidence of menopause in killer whales – raising fascinating questions about how and why it evolved. Most animals breed throughout their lives. Only humans and four whale species are known to experience menopause, and scientists have…
The unexpected journey of the egg and the embryo through the fallopian tube
The journey of the egg and the embryo through the fallopian tube or oviduct toward the uterus is not well understood, mainly because it is inaccessible for direct imaging. Looking to shed new light on the dynamics of the eggs…
India national school meal program linked to improved growth in children of beneficiaries
Benefits for next generation demonstrate long term positives of nutrition programs
BU researchers develop novel, woman controlled contraceptive product
Currently being tested in a Phase I Clinical Trial
A common ancestor for cells involved in hearing and touch
USC Stem Cell scientists point to developmental and evolutionary similarities between sensory cells in the inner ear and the skin
Match matters: The right combination of parents can turn a gene off indefinitely
UMD scientists discover that mating can cause epigenetic changes in nematode worms that last for 300 generations
New genetic driver of autism and other developmental disorders identified
A research group including Kobe University’s Professor TAKUMI Toru (also a Senior Visiting Scientist at RIKEN Center for Biosystems Dynamics Research) and Assistant Professor TAMADA Kota, both of the Physiology Division in the Graduate School of Medicine, has revealed a…
Researchers overcome winking, napping pigs to prove brain test works
URBANA, Ill. – If you’ve ever been to an eye doctor, there’s a good chance you’ve felt the sudden puff of air to the eye that constitutes a traditional test for glaucoma. It’s no one’s favorite experience, but the puff…
Wolbachia and the paradox of growth regulation
A genetic approach offers new clues to the regulation of Wolbachia proliferation and the effect of over-proliferation on the insect hosts.
Studies explore links between stress, choline deficiency, preterm births, and mental health
CU researchers say the data points to a health care disparity when it comes to caring for Black mothers and their children in the U.S.
The reproductive advantages of large male fish
Bielefeld University researchers publish systematic review and meta-analysis on mosquitofish
Leonardo Da Vinci: New family tree spans 21 generations, 690 years, finds 14 living male descendants
Paper offers foundation to advance search for Leonardo’s DNA
Relationship between chromosomal instability and senescence revealed in the fly Drosophila
Chromosomal instability is a feature of solid tumours such as carcinoma. Likewise, cellular senescence is a process that is highly related to cellular ageing and its link to cancer is becoming increasingly clear. Scientists led by ICREA researcher Dr. Marco…
The evolution of vinegar flies is based on the variation of male sex pheromones
Max Planck researchers decipher the chemical language underlying mating in 99 species of the genus Drosophila
Missing bile ducts offer clues to mechanism of liver injury
PITTSBURGH, July 6, 2021 – Scientists from the University of Pittsburgh School of Medicine described a new phenomenon in which the deletion of a single gene involved in liver embryogenesis completely wipes out bile ducts of newborn mice. But despite…
How fish got their spines
Scientists from Konstanz unravel the genetic mechanisms controlling fin spine formation across fish lineages
Male dragonflies lose their ‘bling’ in hotter climates
Less pigmentation keeps them cool, but could make it difficult to find a mate
Uncovering the genetic mechanism behind Rett syndrome
Dysfunction in key gene causes neural stem cells to produce more astrocytes than neurons
Women’s use of preventive health services during COVID-19
What The Study Did: Changes in the use of women’s preventive health services during the COVID-19 pandemic, including screening for sexually transmitted infections, breast and cervical cancer, and obtaining contraceptives from pharmacies are described by researchers in this study. Authors:…
Scientists publish a how-to guide for creating mouse-human chimeric embryos
The research enables far more accurate models of human development and disease and could help solve the shortage of organs for transplant
Air pollution during pregnancy may affect growth of newborn babies
A study by the UPV/EHU-University of the Basque Country analyses the relationship between atmospheric pollution during pregnancy and the level of thyroxine in newborns
Striking a balance: Trade-offs shape flower diversity
An international research team led by a researcher from the University of Tsukuba proposes that catering to different visitors has influenced flower evolution
Introducing ‘sci-Space,’ a new method for embryo-scale, single-cell spatial transcriptomics
Researchers introduce “sci-Space,” a new approach to spatial transcriptomics that can retain single-cell resolution and spatial heterogeneity at scales much larger than previous methods. They used their approach to build single-cell atlases of whole sections of mouse embryos at 14…
How information beyond the genetic sequence is encoded in plant sperm
Hereditary information is passed from parent to offspring in the genetic code, DNA, and epigenetically through chemically induced modifications around the DNA. New research from the John Innes Centre has uncovered a mechanism which adjusts these modifications, altering the way…
Genetics plays important role in age at first sex and birth
Hundreds of genetic drivers affect sexual and reproductive behaviour Combined with social factors, these can affect longevity and health An Oxford-led team, working with Cambridge and international scholars, has discovered hundreds of genetic markers driving two of life’s most momentous…
Spatial patterns of gene transcripts captured across single cells of mouse embryo
Sci-space could help construct mammal embryonic development atlases that map gene expression over time and location at single-cell resolution
‘Genomics of Rare Diseases. Understanding Disease Genetics Using Genomic Approaches’
In 2018, Dr. Claudia Gonzaga-Jáuregui, who years before had completed her doctorate studies in Dr. James R. Lupski’s lab at Baylor College of Medicine, received an email from an editor at Elsevier’s Academic Press with a proposal that immediately caught…
Coral offspring physiology impacted by parental exposure to intense environmental stresses
Environmental disturbances, such as bleaching events, can have lasting consequences across generations of corals
How do developing spinal cords choose ‘heads’ or ‘tails’?
The progression from a round ball of cells to an embryo with a head and a tail is one of the most critical steps in an organism’s development.
Study identifies trigger for ‘head-to-tail’ axis development in human embryo
Scientists have identified key molecular events in the developing human embryo between days 7 and 14 – one of the most mysterious, yet critical, stages of our development. The second week of gestation represents a critical stage of embryo development,…
Beyond mere blueprints: Variable gene expression patterns and type 1 diabetes
A recently published review explores the role of epigenetic factors in the development and progression of type 1 diabetes
USDA Awards UToledo $500,000 for Fertility Research to Help Cattle Industry
The three-year grant targets agricultural productivity, but also can advance ongoing human fertility research.
Damage control: Plants juggle genome maintenance and growth by being organized
Researchers from Nara Institute of Science and Technology find that control of the plant hormones cytokinin and auxin help damaged plants to minimize cell death while maintaining their genomes and organ development
Summer Thyme is named a Pew Scholar in the biomedical sciences
Only 22 early-career researchers were selected as Pew Scholars this year, and Thyme is one of five whose research focus is the brain
Predicting the spread of invasive carp using river water flows
University of Missouri engineers are partnering with the US Geological Survey to better understand how to stop invasive carp from damaging both the economy and the environment
From symmetry to asymmetry: The two sides of life
Researchers at Osaka University use innovative imaging techniques to dynamically demonstrate that symmetric, collective alignment of cell nuclei influences left-right asymmetric development in the midgut of the fruit fly embryo