Results 71 to 80 of about 426,231 (268)

The Methylation of Nicotine with Methyl-lithium. [PDF]

open access: yesActa Chemica Scandinavica, 1967
F. Haglid   +8 more
openaire   +2 more sources

Dual native G‐quadruplex folding is associated with chromatin looping at the MYC locus

open access: yesFEBS Open Bio, EarlyView.
BG4‐detectable G‐quadruplex (G4) in HaCaT and NHEK keratinocytes identified folded and unfolded G4s enriched at promoters/TSSs and active enhancers, whereas unfolded G4s also overlapped weak/poised enhancers. At MYC–PVT1, 3C‐qPCR detected enhancer–promoter looping only when G4s were simultaneously folded at both regulatory elements under native ...
Dieila Giomo de Lima   +7 more
wiley   +1 more source

Aging Is a Key Driver for Adult Acute Myeloid Leukemia

open access: yesAging and Cancer, EarlyView.
Acute myeloid leukemia (AML) is a classical age‐related hematologic malignancy, and a key driver of AML is aging, which profoundly regulates intrinsic factors such as genomic instability, epigenetic reprogramming, and metabolic dysregulation, and alters bone marrow microenvironment.
Rong Yin, Haojian Zhang
wiley   +1 more source

New molecular aspects of the pathogenesis of osteoporosis – perspectives for early diagnosis and treatment

open access: yesСовременная ревматология
Osteoporosis (OP) is a common disease leading to low-trauma fractures and is a serious medical and social problem. Often a fracture is the first clinical manifestation of OP that has been asymptomatic for a long time, necessitating the development of ...
A. V. Tyurin   +4 more
doaj   +1 more source

Mutant NPM1 in Acute Myeloid Leukemia Initiation and Maintenance

open access: yesAging and Cancer, EarlyView.
NPM1 mutations drive acute myeloid leukemia by acting as neomorphic transcriptional regulators that cooperate with Menin–MLL and XPO1 to sustain HOX/MEIS1 expression and block differentiation. Targeting these mutant‐specific transcriptional dependencies provides a rational therapeutic strategy for NPM1‐mutated AML.
Yanan Jiang   +3 more
wiley   +1 more source

Promoter methylation and increased expression of PD-L1 in patients with active tuberculosis

open access: yesMicrobial Cell
The PD-1/PD-L1 pathway plays a pivotal role in T cell activity and is involved in the pathophysiology of Mycobacterium tuberculosis (MTB) infection. DNA methylation is a mechanism that modulates PD-L1 expression in cancer cells. However, its effect on PD-
Yen-Han Tseng   +9 more
doaj   +1 more source

Epigenetics of suicidal behavior

open access: yesВавиловский журнал генетики и селекции, 2019
Suicide is the second leading cause of death among young people and therefore being a serious global problem worldwide. The study of genetic and epigenetic factors in the development of suicidal behavior plays an important role in the development of ...
R. N. Mustafin   +6 more
doaj   +1 more source

Long‐Term Follow‐Up of Chemotherapy‐Associated Biological Aging in Women With Early Breast Cancer

open access: yesAging and Cancer, EarlyView.
Women threated with adjuvant chemotherapy for early breast cancer have sustained long‐term increase in p16INK4a,, a robust marker of cell senescence, suggesting a chemotherapy‐associated age acceleration. p16INK4a as well as other biomarkers may identify patients at greatest risk for senescence‐related diseases of aging.
Hyman B. Muss   +12 more
wiley   +1 more source

Implications of petrochemical exposure and epigenetic alterations on human health

open access: yesFrontiers in Toxicology
The petrochemical industry and automobiles contribute significantly to hazardous waste, which contains a broad array of organic and inorganic compounds posing serious health risks.
Selvaraj Jayaraman   +5 more
doaj   +1 more source

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