Results 61 to 70 of about 1,569,399 (342)
Novel Repeat Elements Direct Rat Proenkephalin Transcription during Spermatogenesis [PDF]
The developmental program controlling sperm formation occurs in multiple stages that sequentially involve mitosis, meiosis, and spermiogenesis. The transcriptional mechanisms regulating these distinct phases are poorly understood. In particular, while a required role for the germ cell transcription factor cyclic AMP response element modulator-tau ...
F, Liu +4 more
openaire +2 more sources
ABSTRACT Background We describe clinical and biologic characteristics of neuroblastoma in older children, adolescents, and young adults (OCAYA); describe survival outcomes in the post‐immunotherapy era; and identify if there is an age cut‐off that best discriminates outcomes.
Rebecca J. Deyell +14 more
wiley +1 more source
Long internal direct repeat in Epstein-Barr virus DNA [PDF]
The nucleotide sequence of the long internal reiteration. IR1, of Epstein-Barr Virus DNA has been determined. The repeat unit is 3,071 base pairs which are 66.8% guanine plus cytosine. There is a CCAAT sequence 39 nucleotides 5' to a TATAA, which could indicate a promotor for transcription. The longest open reading frame is 1,124 base pairs.
A, Cheung, E, Kieff
openaire +2 more sources
ABSTRACT Background Despite their increased risk for functional impairment resulting from cancer and its treatments, few adolescents and young adults (AYAs) with a hematological malignancy receive the recommended or therapeutic dose of exercise per week during inpatient hospitalizations.
Jennifer A. Kelleher +8 more
wiley +1 more source
Testing public health intervention guidance on increasing the uptake of HIV testing among men who have sex with men. Final fieldwork report [PDF]
This guidance is for NHS and other commissioners, managers and practitioners who have a direct or indirect role in, and responsibility for, increasing the uptake of HIV testing among men who have sex with men.
Dodds, Catherine +2 more
core
ABSTRACT Bone tumours present significant challenges for affected patients, as multimodal therapy often leads to prolonged physical limitations. This is particularly critical during childhood and adolescence, as it can negatively impact physiological development and psychosocial resilience.
Jennifer Queisser +5 more
wiley +1 more source
Discrete Multitone Format for Repeater-Less Direct-Modulation Direct-Detection Over 150 km [PDF]
High-capacity and low-cost repeater-less transmission beyond 50 km is of interest for the next-generation inter-data center communications. Transmission over such relatively long distance generally requires transmission in the 1550-nm low-loss telecom band that is, however, impaired by chromatic dispersion.
Zhixin Liu +5 more
openaire +4 more sources
Mapping the evolution of mitochondrial complex I through structural variation
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin +2 more
wiley +1 more source
Physical Properties of Cervical Mucus of Repeat Breeder Aceh Cattle
This study aimed to investigate the changes in physical properties of cervical mucus of repeat breeder aceh cattle. Subjects were three normal (K1) and repeat breeder (RB) adult female aceh. K1 were post partus cattle >2 months had successful pregrncy by
Tongku Nizwan Siregar +7 more
doaj +1 more source
Air investigation of some alternative methods to agrobacterium and protoplast transformation for introducing exogenous genes into plants, based on the use of pollen as a vector [PDF]
Some of the problems involved in the search for alternative plant transformation vectors have been examined. In particular the use of pregerminated pollen as a direct transformation vector has been investigated.
Morris, S.R.
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