Results 41 to 50 of about 631,057 (304)

Gene organization and sequence analyses of transfer RNA genes in Trypanosomatid parasites

open access: yesBMC Genomics, 2009
Background The protozoan pathogens Leishmania major, Trypanosoma brucei and Trypanosoma cruzi (the Tritryps) are parasites that produce devastating human diseases.
Myler Peter J   +6 more
doaj   +1 more source

Sequence composition and genome organization of maize [PDF]

open access: yesProceedings of the National Academy of Sciences, 2004
Zea mays L. ssp. mays , or corn, one of the most important crops and a model for plant genetics, has a genome ≈80% the size of the human genome. To gain global insight into the organization of its genome, we have sequenced the ends of large insert clones, yielding a cumulative length of one-eighth of the
Joachim, Messing   +10 more
openaire   +2 more sources

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Linguistic aspects in asymmetrical institutional interaction: Call center case [PDF]

open access: yesGlasnik Etnografskog Instituta SANU, 2011
In institutional communications, the roles of participants were determined by institutional frame, and distribution of interactional power was asymmetrical.
Koprivica-Lelićanin Marija   +1 more
doaj   +1 more source

DNA sequence organization in theThysanura Thermobia domestica [PDF]

open access: yes, 1980
Cot and chemical analysis show that the haploid genome size of Thermobia domestica is 3-4x10(9) nucleotide pairs. Of this DNA 33% is single copy sequences and 67% is repetitive sequences.
Manning, Jerry E, French, Cynthia K
core   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

On the organization of the nucleosomes associated with telomeric sequences

open access: yesBiochimica et Biophysica Acta (BBA) - Molecular Cell Research, 2010
The functions of telomeres and, probably, of interstitial telomeric sequences (ITSs) are influenced by their chromatin structure and organization. Telomeres in higher eukaryotes fold into nucleosomes that are about 20-40 bp shorter than the nucleosomes associated with bulk chromatin.
Gámez-Arjona, Francisco M.   +3 more
openaire   +2 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Complete sequence and organization of the mitochondrial genome of Cyclemys atripons (Testudines, Geoemydidae)

open access: yesGenetics and Molecular Biology, 2008
The Black Bridged Leaf Turtle, Cyclemys atripons (Testudines; Cryptodira; Geoemydidae), is a poorly known species within the genus Cyclemys. We determined the complete nucleotide sequence of the Cyclemys atripons mitochondrial genome (mtDNA) and found it
Li Zhang   +4 more
doaj   +1 more source

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