Results 191 to 200 of about 283,665 (235)

Astrobiological implications of the stability and reactivity of peptide nucleic acid (PNA) in concentrated sulfuric acid. [PDF]

open access: yesSci Adv
Petkowski JJ   +9 more
europepmc   +1 more source

Complex population genetic structure of the bark beetle predator Thanasimus formicarius (L.) (Coleoptera: Cleridae) across its European range

open access: yesAgricultural and Forest Entomology, EarlyView.
Abstract Thanasimus formicarius (L.) (Coleoptera: Cleridae) is an important bark beetle predator and can reduce bark beetle population densities of some of the most severe forest pests in Europe. We analysed the population genetics and phylogeography of T.
Eva Papek   +19 more
wiley   +1 more source

Comprehensive αβ T‐Cell Receptor Repertoire Analysis Reveals a Unique CD8+ TCR Landscape in DOCK8‐Deficient Patients

open access: yesAllergy, EarlyView.
T cell receptor repertoire analysis by high‐throughput immune repertoire RNA‐sequencing in the patients with DOCK8 deficiency. Comprehensive comparisons revealed a restricted TCR repertoire diversity in the patients. Additional assessments showed potential auto‐reactive CD8+ T cell clones in the patients.Abbreviations: DOCK8, dedicator of cytokinesis ...
Ceren Bozkurt   +26 more
wiley   +1 more source

Childhood Asthma and Allergy Are Related to Accelerated Epigenetic Aging

open access: yesAllergy, EarlyView.
We used a pediatric epigenetic clock to assess epigenetic age in children from a German birth cohort. Accelerated epigenetic aging was found to be related to the presence of allergic diseases like asthma, rhinitis, or eczema, but not to non‐symptomatic aeroallergen sensitization. This was supported by an epigenetic age acceleration gradient in response
Miriam Leskien   +11 more
wiley   +1 more source

Agouti and BMP signaling drive a naturally occurring fate conversion of melanophores to leucophores in zebrafish. [PDF]

open access: yesProc Natl Acad Sci U S A
Huang D   +8 more
europepmc   +1 more source

Semen cryopreservation and storage in liquid nitrogen: Impact on chromatin compaction

open access: yesAndrology, EarlyView.
Abstract Background Sperm cryopreservation is a consolidate option for long‐term male fertility preservation. The freezing/thawing procedure causes detrimental effects to spermatozoa, including damage to viability, motility, membrane composition, and DNA, whereas the effect on sperm chromatin compaction is less studied.
Lara Tamburrino   +8 more
wiley   +1 more source

Effects of AZFc (b2/b4, b1/b3, b2/b3, and gr/gr) deletions and primary duplications on the outcomes of the first intracytoplasmic sperm injection treatment cycle: A single‐center retrospective cohort study

open access: yesAndrology, EarlyView.
Abstract Background Current advances in high‐throughput sequencing technology enable the precise identification of Y chromosome microdeletion and primary duplication in infertile couples, but the mechanism and clinical significance of these mutations in assisted reproductive techniques remain unclear.
Linlin Li   +4 more
wiley   +1 more source

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