Three Axis Translation Stage
Three Axis Translation Stage - Related Videos
10:24
Xenopus laevis as a Model to Identify Translation Impairment
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Cited by 2 •
2015
Protein synthesis control occurs mainly at the translation initiation step, deficiencies in which are linked to diverse disorders. To better understand their etiology, we described here a protocol using Xenopus laevis oocytes assessing the translation of mos transcript in the presence of a mutant of translation initiation factor eIF4G1.
02:33
Initiation of Translation
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2020
Initiating translation is complex because it involves multiple molecules. Initiator tRNA, ribosomal subunits, and eukaryotic initiation factors (eIFs) are all required to assemble on the initiation codon of mRNA. This process consists of several steps that are mediated by different eIFs. First, the initiator tRNA must be selected from the pool of elongator tRNAs by eukaryotic initiation factor 2 (eIF2). The initiator tRNA (Met-tRNAi) has conserved sequence elements including modified bases at...
01:44
Termination of Translation
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2020
The large ribosomal subunit has several important structures essential to translation. These include the peptidyl transferase center (PTC) - which is the site where the peptide bond is formed - and a large, internal, water-filled tube through which the nascent polypeptide moves. This latter structure is called the Peptide Exit Tunnel, and it begins at the PTC and spans the body of the large ribosomal subunit. During translation, as the nascent polypeptide chain is synthesized, it passes through...
01:37
Hypothalamic-Pituitary Axis
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2019
The response to stress—be it physical or psychological, acute or chronic—involves activation of the Hypothalamic-Pituitary-Adrenal (HPA) axis. The HPA axis is part of the neuroendocrine system because it involves both neuronal and hormonal communication. Its function is to regulate homeostatic systems—metabolic, cardiovascular, and immune—providing the necessary means to respond to a stressor. What Happens During Stress In response to stress, the neurons in the hypothalamus release...
02:07
Improving Translational Accuracy
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2020
Base complementarity between the three base pairs of mRNA codon and the tRNA anticodon is not a failsafe mechanism. Inaccuracies can range from a single mismatch to no correct base pairing at all. The free energy difference between the correct and nearly correct base pairs can be as small as 3 kcal/ mol. With complementarity being the only proofreading step, the estimated error frequency would be one wrong amino acid in every 100 amino acids incorporated. However, error frequencies observed in...
FAQs
Each axis contributes an independent component of position, so motion along X, Y, or Z can adjust one spatial direction without intentionally changing the others. This separation lets engineers position a sample or component horizontally, vertically, and in depth, while coordinated movement combines those adjustments for accurate spatial alignment and placement.
Actuators provide the motion that the stage converts into controlled linear displacement. Their action moves the platform or mounted component along the selected axis, allowing engineers to make deliberate positional adjustments rather than relying on manual repositioning. This conversion supports repeatable movement during alignment, measurement, assembly, testing, and manipulation tasks.
Stable positioning keeps the mounted component or sample from shifting unintentionally while an operation takes place. Repeatable movement allows engineers to return to comparable spatial locations across measurements, tests, or assembly steps. Together, these qualities improve confidence in optical alignment, calibration, microscopy, fabrication, and automated inspection results by making positional changes controlled and consistent.
A typical workflow begins by mounting the relevant component or sample on the platform, then selecting the axis associated with the needed horizontal, vertical, or depth adjustment. Engineers make controlled displacements, coordinate movements when several directions require adjustment, and use the resulting position for measurement, alignment, assembly, testing, or manipulation.
The stages are useful wherever accurate spatial control affects the task. Optical alignment uses positional adjustments to place components correctly, while microscopy supports controlled sample positioning. Calibration, fabrication, and automated inspection also benefit because engineers can move parts or samples through planned locations and obtain more repeatable conditions for evaluation or processing.
Coordinated motion enables a mounted component or sample to reach a specific spatial location through combined adjustments along multiple directions. This capability supports precise measurement, assembly, testing, and manipulation rather than isolated single-axis movement. In engineering workflows, the result is more controlled positioning and improved repeatability when components must be aligned or examined.