New Directions and Problems of Multivariate Total Positivity Motivated by Genetic Recombination Probabilities

Author(s):  
Samuel Karlin

2019 ◽  
Vol 42 ◽  
Author(s):  
Penny Van Bergen ◽  
John Sutton

Abstract Sociocultural developmental psychology can drive new directions in gadgetry science. We use autobiographical memory, a compound capacity incorporating episodic memory, as a case study. Autobiographical memory emerges late in development, supported by interactions with parents. Intervention research highlights the causal influence of these interactions, whereas cross-cultural research demonstrates culturally determined diversity. Different patterns of inheritance are discussed.



Author(s):  
E. H. Egelman ◽  
X. Yu

The RecA protein of E. coli has been shown to mediate genetic recombination, regulate its own synthesis, control the expression of other genes, act as a specific protease, form a helical polymer and have an ATPase activity, among other observed properties. The unusual filament formed by the RecA protein on DNA has not previously been shown to exist outside of bacteria. Within this filament, the 36 Å pitch of B-form DNA is extended to about 95 Å, the pitch of the RecA helix. We have now establishedthat similar nucleo-protein complexes are formed by bacteriophage and yeast proteins, and availableevidence suggests that this structure is universal across all of biology, including humans. Thus, understanding the function of the RecA protein will reveal basic mechanisms, in existence inall organisms, that are at the foundation of general genetic recombination and repair.Recombination at this moment is assuming an importance far greater than just pure biology. The association between chromosomal rearrangements and neoplasms has become stronger and stronger, and these rearrangements are most likely products of the recombinatory apparatus of the normal cell. Further, damage to DNA appears to be a major cause of cancer.



Addiction ◽  
1997 ◽  
Vol 92 (11) ◽  
pp. 1411-1422 ◽  
Author(s):  
Anthony P. Shakeshaft ◽  
Jenny A. Bowman ◽  
Rob W. Sanson-Fisher
Keyword(s):  


2009 ◽  
Vol 217 (3) ◽  
pp. 105-107 ◽  
Author(s):  
Christoph Stahl ◽  
Thorsten Meiser


2002 ◽  
Vol 47 (4) ◽  
pp. 435-437
Author(s):  
Rollande Deslandes




1974 ◽  
Vol 19 (10) ◽  
pp. 699-700
Author(s):  
PETER CARLTON
Keyword(s):  


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