Results 51 to 60 of about 190,111 (180)

Modulating signaling networks by CRISPR/Cas9-mediated transposable element insertion [PDF]

open access: yes, 2018
In a recent past, transposable elements (TEs) were referred to as selfish genetic components only capable of copying themselves with the aim of increasing the odds of being inherited.
A Bolotin   +76 more
core   +1 more source

Infectious Disease Ontology [PDF]

open access: yes, 2009
Technological developments have resulted in tremendous increases in the volume and diversity of the data and information that must be processed in the course of biomedical and clinical research and practice.
A Bresell   +62 more
core   +3 more sources

Nuclear mutations affecting mitochondrial structure and function in Chlamydomonas [PDF]

open access: yes, 1977
Wild type cells of the green alga Chlamydomonas reinhardtii can grow in the in the dark by taking up and respiring exogenously supplied acetate. Obligate photoautotrophic (dark dier, dk) mutants of this alga have been selected which grow at near wild ...
Boynton, J. E.   +2 more
core   +1 more source

Lamarck and immunity: Somatic and germline evolution of antibody genes [PDF]

open access: yes, 2009
Current work on the mechanism of hypermutation of somatically rearranged antibody variable (V) genes shows that the most likely mechanism involves both direct DNA modification (deamination of cytosines to uracils by AID deaminase) and strand nicking plus
Steele, E.J.
core   +1 more source

A Type III protein-RNA toxin-antitoxin system from Bacillus thuringiensis promotes plasmid retention during spore development. [PDF]

open access: yes, 2015
Members of the Bacillus cereus sensu lato group of bacteria often contain multiple large plasmids, including those encoding virulence factors in B. anthracis. Bacillus species can develop into spores in response to stress.
Monson, Rita E   +2 more
core   +4 more sources

Typhoid fever imported from Mexico to Switzerland. Studies on R factor mediated chloramphenicol resistance [PDF]

open access: yes, 2017
A case of typhoid fever caused by Salmonella typhi occurred in Geneva. The patient was probably infected in Mexico City. The strain isolated from this patient corresponds with the description of the Mexican S.
Pitton, J. S., Waldvogel, F. A.
core  

What is Life? [PDF]

open access: yes, 2020
In searching for life in extraterrestrial space, it is essential to act based on an unequivocal definition of life. In the twentieth century, life was defined as cells that self-replicate, metabolize, and are open for mutations, without which genetic ...
Witzany, Guenther
core  

Asymmetric cell division and “differential inheritance of aging“ [PDF]

open access: yes, 2009
Asimetričnom staničnom diobom nastaju stanice kćeri koje su međusobno različite. Pri takvoj diobi dolazi do diferencijalnog nasljeđivanja centrosoma, molekula DNA, molekula RNA, proteina i proteinskih agregata.
Herceg, Viktorija
core   +2 more sources

Budding yeast as a model organism to study the effects of age [PDF]

open access: yes, 2017
Although a budding yeast culture can be propagated eternally, individual yeast cells age and eventually die. The detailed knowledge of this unicellular eukaryotic species as well as the powerful tools developed to study its physiology makes budding yeast
Barral, Yves   +2 more
core  

Uniparental Disomy and Genome Imprinting: an Overview [PDF]

open access: yes, 2017
The following paper is concerned with potential changes in the normal epigenetic process in a diploid individual, when a chromosome pair or segment is inherited from one parent only, instead of the expected biparental contribution.
Engel, E.
core  

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