Results 111 to 120 of about 2,908 (236)

Ileosigmoid knotting in pregnancy

open access: yes, 2012
Aim: Ileosigmoid knotting (ISK) is a rare event in pregnancy. This study reviewed the clinical outcomes of 3 pregnant patients with ISK and compared the characteristics of these pregnant women with 16 nonpregnant ...
Atamanalp, Sabri Selçuk
core   +1 more source

Cord knotting sampler (red and white)

open access: yes, 2018
Knotting sampler made with strong fine red and white string attached to a brass ...
Family of Eileen Ambrose   +1 more
core   +3 more sources

Ileosigmoid Knotting

open access: yesEurasian Journal of Medicine, 2019
Ileosigmoid knotting (ISK) is the wrapping of the ileum around the sigmoid colon and its mesentery or vice-versa. The incidence of ISK is not well known, but it generally occurs in areas with a high incidence of sigmoid volvulus, and it is common in ...
S. Selcuk Atamanalp
doaj  

DNA supercoiling inhibits DNA knotting

open access: yes, 2008
Despite the fact that in living cells DNA molecules are long and highly crowded, they are rarely knotted. DNA knotting interferes with the normal functioning of the DNA and, therefore, molecular mechanisms evolved that maintain the knotting and ...
Yannis Burnier   +2 more
core  

Early stages of tooth development in the harbor porpoise Phocoena phocoena

open access: yesThe Anatomical Record, EarlyView.
Abstract Here we describe the stages of tooth development in toothed whales on the basis of the harbor porpoise (Phocoena phocoena). The aim of the study was to find out whether these stages are identical to those of other mammals analyzed so far although toothed whales are homodont and monophyodont.
Lasse M. Mathes   +2 more
wiley   +1 more source

Knotted and Encrusted Double J Stent: A Rare Complication Managed With Advanced Endoscopic Techniques

open access: yesCase Reports in Medicine
Complications related to double J (DJ) stent placement are well documented, but DJ stent knotting remains an exceedingly rare event. We present a unique case of a knotted and encrusted DJ stent, alongside a review of the literature on this rare ...
Seyed Reza Hosseini   +4 more
doaj   +1 more source

Knot Probability of Random Magnetic Field Lines

open access: yesUniverse
In this paper, we apply several latest results from statistical physics on the probability and energy of knotting to study the knotted field lines in solar corona.
Anda Xiong, Shangbin Yang, Xin Liu
doaj   +1 more source

Developmental differences in cortical bone structure in chimpanzee and human femora reflect early locomotor independence in humans

open access: yesThe Anatomical Record, EarlyView.
Abstract The cortical bone structure of long bone diaphyses changes throughout growth via skeletal modeling and has important implications for bone strength and structural integrity. Ontogenetic trends in diaphyseal structure have been identified in both chimpanzees and humans but it is not yet clear how these trends compare given notable differences ...
Karen R. Swan   +3 more
wiley   +1 more source

Continuous Sewing Machine‐Like Suture Provides Higher Failure and Yield Load Compared to Traditional Techniques for Meniscal Root Repair in a Biomechanical Porcine Model

open access: yesArthroscopy, EarlyView.
Purpose To evaluate the biomechanical performance of the sewing machine‐like suture (SMS) technique against three established techniques (two cinch‐loop (TCL), modified Mason‐Allen (MMA), and double Mason‐Allen (DMA)) for transtibial pull‐out repair of posterior medial meniscal root tear (PMMRT) in a porcine model.
Yizhong Peng   +5 more
wiley   +1 more source

Suturing and knot-tying techniques in microsurgery: anastomosis time, learning curve and scanning electron microscopic assessment

open access: yesJournal of Plastic Surgery and Hand Surgery
Background: Various suturing and knotting techniques exist to enhance microsurgical efficiency, yet a comprehensive comparison is lacking. This study evaluates two suturing (interrupted vs. open-loop) and two knot-tying (conventional vs.
Çağhan Benli, Mustafa Akyürek
doaj   +1 more source

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