## Abstract The induced Cotton effect of some acid polysaccharideโthiazine dye complexes were studied at various temperatures. When the equivalent ratio of the anionic site of the polymer to the cationic dye was near unity, all the complexes examined showed remarkable Cotton effects corresponding t
The effect of temperature on acid condensation of DNA
โ Scribed by E. Dore; C. Frontali; E. Gratton
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1973
- Tongue
- English
- Weight
- 256 KB
- Volume
- 12
- Category
- Article
- ISSN
- 0006-3525
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โฆ Synopsis
Abstract
The temperature dependence of the condensation phenomenon observed for DNA at low pH is studied in 1__M__ NaCl. The similarity of the effects of an increase in temperature and of a decrease in pH gives some insight into the physical nature of the interactions hindering the unwinding of the DNA molecule in the condensed state.
๐ SIMILAR VOLUMES
## Abstract We have studied theoretically the unzipping of a doubleโstranded DNA from a condensed globule state by an external force. At constant force, we found that the doubleโstranded DNA unzips an at critical force __F__~c~ and the number of unzipped monomers __M__ goes as __M__ โผ (__F__~c~ โ _
## Abstract DNA from bacteriophage T7 was irradiated at long ultraviolet wavelengths in the presence of silver ions. Such treatment leads to selective production of thymine: thymine dimers in DNA. The DNA was melted and the renaturation rate was determined as a function of thymine dimer content and