Around 500 million years ago, early vertebrates in the seas became fish, adopting an inner skeleton and a flexible spine based on a nanocomposite of fibers and mineral, known as bone material. This "invention" of evolution ...
Analytical Chemistry
Dec 21, 2022
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21
A defense mechanism that human cells possess against viruses such as monkeypox, herpes simplex and human papillomavirus—all double-stranded DNA viruses—relies on proteins that patrol the cell, acting as sensors of the ...
Biotechnology
Nov 29, 2022
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39
Fertilization of an egg by sperm is the beginning of new life. The maternal and paternal genetic information, that collectively store the body plan of the living being, are combined after fertilization.
Cell & Microbiology
Nov 25, 2022
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164
EPFL researchers have discovered that it is not just molecular density, but also pattern and structural rigidity, that control super-selective binding interactions between nanomaterials and protein surfaces. The breakthrough ...
Biochemistry
Nov 22, 2022
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37
In a study recently published in the journal Nature Biomedical Engineering, researchers from Kanazawa University use a method called "lasso-grafting" to design therapeutics with enhanced longevity and brain penetration.
Biotechnology
Nov 8, 2022
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32
Trapped in a microscopic cage made of strands of DNA, molecules of a life-saving drug course through the bloodstream of a cancer patient. Only when receptors on the strands sense they've arrived at the right location—cancer ...
Bio & Medicine
Oct 27, 2022
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25
The mTOR protein plays a central role in cell growth, proliferation and survival. Its activity varies according to the availability of nutrients and some growth factors, including hormones. This protein is implicated in several ...
Cell & Microbiology
Oct 26, 2022
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7
A "hub and spoke" system enables plant cells to efficiently coordinate cellular trafficking, particularly for cellular recycling, the so-called autophagy process. Specialized vesicles, the autophagosomes, engulf harmful molecules ...
Cell & Microbiology
Oct 19, 2022
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11
The surface of B cells is covered with antigen receptors with which they recognize invading pathogens such as bacteria and viruses. When a B cell receptor binds to an antigen, that is, to a foreign structure, the B cell is ...
Cell & Microbiology
Oct 19, 2022
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14
Cancer cells use an unusual mechanism to migrate into new tissue and form metastases there. The same process probably also keeps some immune cells on their toes. This is the result of a recent study led by the University ...
Cell & Microbiology
Oct 14, 2022
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