Results 91 to 100 of about 1,365,383 (280)

S-matrix singularities and CFT correlation functions

open access: yes, 2017
In this note, we explore the correspondence between four-dimensional flat space S-matrix and two-dimensional CFT proposed by Pasterski et al. We demonstrate that the factorization singularities of an n-point cubic diagram reproduces the AdS Witten ...
Cardona, Carlos, Huang, Yu-tin
core   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Hệ THốNG THÔNG TIN MộT CửA QUảN Lý CÔNG TáC TIếP SINH VIÊN TạI MộT KHOA ĐàO TạO TRONG MộT TRƯờNG ĐạI HọC

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2014
Trong bài viết này chúng tôi đề xuất xây dựng hệ thống thông tin quản lý công tác tiếp sinh viên tại một khoa đào tạo trong một trường đại học trên tinh thần ?một cửa?. Nội dung của nghiên cứu hướng đến việc giảm tải công việc cho cán bộ hành chánh ở các
Nguyễn Thị Thủy Chung   +3 more
doaj  

Investigating the performance of TiN and TiAIN coatings on milling cutter used for machining bimetal steel strip [PDF]

open access: yes, 2009
Surface engineering of cutting tools (single point or multipoint) through advanced coatings (e.g., TiN) has contributed towards considerable improvement of tool life, productivity and machining quality [1] by modifying the tool substrate.
Haider, Julfikar, Sarwar, Mohammed
core  

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Local Taxes and Parental Choice of Education: The Case of Pennsylvania [PDF]

open access: yes
In this paper, we empirically examine the link between local taxes and education choice. Due to the endogenous relationship, 2SLS estimation is applied to correct for simultaneous equations bias.
Tin-Chun Lin
core  

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

MỘT GIẢI PHÁP TRONG XÂY DỰNG HỆ THỐNG HỖ TRỢ GIỮ XE THÔNG MINH

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2014
Bài viết này giới thiệu một giải pháp trong xây dựng “Hệ thống hỗ trợ giữ xe thông minh - IPSS”. Nhằm tăng độ an toàn cho bãi xe, IPSS kết hợp các kỹ thuật nhận dạng gồm: Nhận dạng và rút trích biển số tự động (dùng giải thuật Boosting phân tầng cùng với
Nguyễn Thái Nghe   +2 more
doaj  

Friction and wear of tin and tin alloys from minus 100 C to 150 C [PDF]

open access: yes
Sliding friction experiments were conducted with an iron (110) single-crystal pin sliding on single and polycrystalline tin and tin alloys. Specimens were examined at various ambient temperatures from -100 to 150 C.
Buckley, D. H.
core   +1 more source

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

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