This opening sentence of James Watson and Francis Crick's second major paper, published shortly after the announcement of their proposed structure for the genetic material, has proven to be an ...

Levene made his initial proposal in 1919, discrediting other suggestions that had been put forth about the structure of nucleic acids. In Levene's own words, "New facts and new evidence may cause ...

As early as 1943 Oswald Avery proved what had been suspected: that DNA, a nucleic acid ... yielded a shadow picture of the molecule's structure, by how the X-rays bounced off its component ...

Nucleic acids are complex biological molecules that store ... to form the iconic double helix structure. RNA is usually single-stranded but can form complex secondary structures through base pairing ...

A researcher in Purdue University's College of Science is developing a patent-pending platform technology that mimics the ...

View Full Profile. Learn about our Editorial Policies. To obtain high-quality, purified nucleic acids, scientists can use several different methods, including phenol-chloroform extraction, cesium ...

Purdue University-connected startup Molecular Intelligence supports research scientists in bioengineering, medical science ...

Uracil forms hydrogen bonds with adenine in RNA, contributing to the molecule's structure and function. (Image: Public Domain) Uracil was first discovered in 1900 by the Italian chemist Alberto Ascoli ...

WEST LAFAYETTE, Ind. — A researcher in Purdue University’s College of Science is developing a patent-pending platform technology that mimics the dual-layer structure of viruses to deliver nucleic acid ...