Magnetic resonance (MR) microscope has previously been used to observe chemically fixed specimens of human embryos during their early developmental stages. This tool has been instrumental in advanced studies of human embryology.
Sep 15, 2023
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Scientists have developed human embryo-like structures without using sperm, an egg or fertilization, offering hope for research on miscarriage and birth defects but also raising fresh ethical concerns.
Sep 7, 2023
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Bisphenol A (BPA) is widely used in a range of plastic products. In recent years, many studies have found that BPA has adverse effects on both ecosystems and human health, and has been banned by many countries for use in ...
Sep 6, 2023
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Stem cells are special kinds of cells in our body that can become any other type of cell. They have huge potential for medicine, and trials are currently under way using stem cells to replace damaged cells in diseases like ...
Aug 20, 2023
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Scientists have relied on animal models as an alternative to testing on human tissues and cells for decades. But not just any organism can adequately model how human cells behave. Researchers take into account how quickly ...
Aug 8, 2023
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A gene called Myc (pronounced "mick") that is among the most important drivers of cancer in both mice and humans also plays a newly discovered crucial role in aging, according to a new Cell Reports study by researchers at ...
Jul 24, 2023
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The time of year when eggs are collected from women's ovaries during fertility treatment makes a difference to live birth rates, according to new research published today in the journal Human Reproduction.
Jul 5, 2023
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Scientists hope to learn more about the earliest stages of human development using models of embryos created from stem cells.
Jul 3, 2023
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Nausea, neurologic pain and hair loss are some of the severe side effects of chemotherapy. But they are not a necessary hardship, says biochemist Liyan Zhang. Together with Leiden biologists and others, she achieved promising ...
Jun 29, 2023
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Scientists have discovered that the cells of early human embryos are often unable to repair damage to their DNA. The researchers say that this has important implications for the proposed use of gene editing techniques to ...
Jun 26, 2023
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