Results 181 to 190 of about 15,878,608 (386)

Inverse problems for coupled nonlocal nonlinear systems arising in mathematical biology [PDF]

open access: yesarXiv
In this paper, we propose and study several inverse problems of determining unknown parameters in nonlocal nonlinear coupled PDE systems, including the potentials, nonlinear interaction functions and time-fractional orders. In these coupled systems, we enforce non-negativity of the solutions, aligning with realistic scenarios in biology and ecology ...
arxiv  

PERBEDAAN PENGARUH PENGGUNAAN MODELPEMBELAJARAN KOOPERATIF TIPEJIGSAW DAN GROUP INVESTIGATION (GI) TERHADAP PRESTASI BELAJAR BIOLOGI DITINJAU DARI MOTIVASI BERPRESTASI SISWA Penelitian pada Siswa Kelas X di SMA Negeri Kabupaten Kudus Tahun Pelajaran2008/2009 [PDF]

open access: yes, 2009
The aimsof this research are to find out : (1) the effect difference between implementation of cooperative learning model’s Jigsaw type, Group Investigation(GI) type, and convensional model’s on thelearning achievement of Biology, (2) the effect ...
AFIFUDDIN, NUR
core  

Identification of novel small molecule inhibitors of ETS transcription factors

open access: yesFEBS Letters, EarlyView.
ETS transcription factors play an essential role in tumourigenesis and are indispensable for sprouting angiogenesis, a hallmark of cancer, which fuels tumour expansion and dissemination. Thus, targeting ETS transcription factor function could represent an effective, multifaceted strategy to block tumour growth. The evolutionarily conserved E‐Twenty‐Six
Shaima Abdalla   +9 more
wiley   +1 more source

Flow‐based immunomagnetic enrichment of circulating tumor cells from diagnostic leukapheresis product

open access: yesMolecular Oncology, EarlyView.
The number of circulating tumor cells obtained from prostate cancer patients was increased approximately 5‐fold compared to regular CellSearch when processing 2 mL diagnostic leukapheresis material aliquots and increased by 44‐fold when processing 20 mL DLA aliquots using the flow enrichment target capture Halbach‐array.
Michiel Stevens   +8 more
wiley   +1 more source

Cell type signatures in cell-free DNA fragmentation profiles reveal disease biology

open access: yesNature Communications
Circulating cell-free DNA (cfDNA) fragments have characteristics that are specific to the cell types that release them. Current methods for cfDNA deconvolution typically use disease tailored marker selection in a limited number of bulk tissues or cell ...
Kate E. Stanley   +17 more
doaj   +1 more source

Integrin Binding Dynamics Modulate Ligand-Specific Mechanosensing in Mammary Gland Fibroblasts

open access: yesiScience, 2020
Summary: The link between integrin activity regulation and cellular mechanosensing of tissue rigidity, especially on different extracellular matrix ligands, remains poorly understood.
Martina Lerche   +9 more
doaj  

Modular plant culture systems for life support functions [PDF]

open access: yes
The current state of knowledge with regard to culture of higher plants in the zero-G environment is assessed; and concepts for the empirical development of small plant growth chambers for the production of salad type vegetables on space shuttle or space ...

core   +1 more source

Plant Single Cell Type Systems Biology

open access: yes, 2016
The phenotype of a plant in response to a stress condition is the reflection of the molecular responses in different cell-types composing the plant. The multicellular complexity represents a challenge when accessing specific responses of each cell or cell type composing the plant.
Libault, Marc, Chen, Sixue
openaire   +3 more sources

Unlocking the potential of tumor‐derived DNA in urine for cancer detection: methodological challenges and opportunities

open access: yesMolecular Oncology, EarlyView.
Urine is a rich source of biomarkers for cancer detection. Tumor‐derived material is released into the bloodstream and transported to the urine. Urine can easily be collected from individuals, allowing non‐invasive cancer detection. This review discusses the rationale behind urine‐based cancer detection and its potential for cancer diagnostics ...
Birgit M. M. Wever   +1 more
wiley   +1 more source

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