Re-insertion Pathway
Re-insertion Pathway - Related Videos
01:27
C4 Pathway and CAM
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2019
Most plants use the C3 pathway for carbon fixation. However, some plants, such as sugar cane, corn, and cacti that grow in hot conditions, use alternative pathways to fix carbon and conserve energy loss due to photorespiration. Photorespiration is the process that occurs when the oxygen concentration is high. Under such conditions, the rubisco enzyme in the Calvin cycle binds O2 instead of CO2, which halts photosynthesis and consumes energy. C4 Pathway The C4 pathway is used by plants such as...
11:39
Peripheral Intravenous Catheter Insertion
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2023
Source: Madeline Lassche, MSNEd, RN and Katie Baraki, MSN, RN, College of Nursing, University of Utah, UT The purpose of peripheral intravenous catheter (PIV) insertion is to infuse medications, perform intravenous (IV) fluid therapy, or inject radioactive tracers for special examination procedures. Placing a PIV is an invasive procedure and requires the use of an aseptic, no-touch technique. Common IV venipuncture sites are the arms and hands in adults and the feet in children. According to...
12:53
Electrophysiological Recordings from the Giant Fiber Pathway of D. melanogaster
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Cited by 17 •
2011
The Giant Fiber System is a simple neuronal circuit of adult Drosophila melanogaster containing the largest neurons in the fly. We describe the protocol for monitoring synaptic transmission through this pathway by recording post synaptic potentials in dorsal longitudinal (DLM) and tergotrochanteral (TTM) muscles following direct stimulation of the Giant Fiber interneurons.
10:32
Transvaginal Mesh Insertion in the Ovine Model
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Cited by 11 •
2017
This protocol describes mesh implantation in the ovine rectovaginal septum using a single vaginal incision technique, with and without the trocar-guided insertion of anchoring arms.
01:24
Other Glycolytic Pathways
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2025
The pentose phosphate pathway (PPP) operates in parallel with glycolysis, facilitating the metabolism of both pentoses and glucose. This pathway consists of two distinct phases: the oxidative and non-oxidative phases. While it does not directly generate ATP, the intermediates formed during the process can integrate into glycolysis, contributing to cellular energy metabolism when required.Oxidative Phase: NADPH ProductionThe oxidative phase of the pentose phosphate pathway is primarily...
FAQs
Recognition of the DNA ends provides the starting point for accurate processing and strand transfer. The pathway must distinguish the relevant sequence termini before excision-related processing or insertion can proceed. This step helps determine which DNA fragment participates in the reaction and supports the formation of junctions that host repair systems can subsequently resolve.
Target-site selection determines where the mobilized or engineered DNA sequence will be placed, whereas strand transfer creates the initial connection between that sequence and the recipient DNA. Treating them as distinct steps clarifies how insertion location and molecular joining contribute separately to genome rearrangement and to the eventual stability of the inserted fragment.
Strand transfer can leave DNA junctions that are not yet fully restored to a continuous genome. Host enzymes repair these junctions, completing the molecular connection and helping preserve genome integrity. The outcome therefore depends not only on the insertion reaction itself but also on how cellular repair processes resolve the structures produced during re-insertion.
A useful analysis follows the sequence of recognition, DNA processing or excision, target-site selection, strand transfer, and junction repair. Examining these stages separately helps identify where a sequence is mobilized, how its destination is chosen, and how the host restores DNA continuity. This framework also connects molecular events with observed genome rearrangements.
Transposon movement provides a basis for transposon mutagenesis, in which insertion-related genome changes can be used to study genetic effects. The pathway connects the transposon’s movement with its placement in a new genomic context and the repair of the resulting junctions. Studying these events helps relate DNA mobility to variation within biological systems.
Engineered DNA fragments can be examined through the same broad sequence of end recognition, target selection, strand transfer, and junction repair. This makes the pathway relevant to genome engineering because successful placement requires both molecular joining and host processing of the resulting DNA ends. Its study helps explain how designed sequence changes become integrated into genomes.