The DNA double helix is composed of two DNA molecules whose sequences are complementary to each other. The stability of the duplex can be fine-tuned in the lab by controlling the amount and location of imperfect complementary ...
Biochemistry
Oct 17, 2023
0
356
For two decades, researchers have been using a growing volume of genetic data to debate whether ancestors of Native Americans emigrated to the New World in one wave or successive waves, or from one ancestral Asian population ...
Evolution
Apr 29, 2009
2
0
What if, by adding a couple of cell layers inside a corn kernel, the grain could become significantly richer in essential nutrients like iron, zinc, and protein? Such an improvement could benefit people who rely on corn for ...
Molecular & Computational biology
Apr 19, 2023
0
33
Whether there are endogenous adult heart progenitors that can replenish damaged muscle cells remained controversial. Now researchers at Karolinska Institute in Sweden show that the outermost layer of the heart, called epicardium, ...
Plants & Animals
May 16, 2022
0
134
A joint team from China recently provided a sensitive, multiplexing, quantitative detection method for the early diagnosis and targeted therapy of myeloproliferative neoplasms, a type of chronic hematological tumor that is ...
Bio & Medicine
Aug 20, 2021
0
206
Having friends may not only be good for the health of your social life, but also for your actual health—if you're a hyena, that is. Strong social connections and greater maternal care early in life can influence molecular ...
Plants & Animals
Jul 22, 2021
0
219
Ribonucleic acid (RNA) is key to various fundamental biological processes. It transfers genetic information, translates it into proteins or supports gene regulation. To achieve a more detailed understanding of the precise ...
Biotechnology
Feb 25, 2021
0
142
A fast, inexpensive yet sensitive technique to detect cancer markers is bringing researchers closer to a "liquid biopsy"—a test using a small sample of blood or serum to detect cancer, rather than the invasive tissue sampling ...
Biochemistry
Dec 18, 2019
0
627
An unexpected discovery about fertilization from the University of Virginia School of Medicine reveals new insights on how sperm and egg fuse and could have major implications for couples battling infertility—and may lead ...
Cell & Microbiology
Nov 14, 2019
0
485
Scientists are gaining a better understanding of Pierce's disease and how it affects grapevines. The disease, which annually costs California more than $100 million, comes from a bacterium called Xylella fastidiosa. While ...
Biotechnology
Jun 8, 2018
0
46
