The phrase "a sure lock" is correct and usable in written English.
It can be used to describe something that is guaranteed or certain, often in the context of security or reliability.
Example: "With the new security system in place, we have a sure lock on our data protection."
Alternatives: "a guaranteed solution" or "a foolproof method."
We added 0.5 mL 1.25% ammonia solution to the blood sample in a Sure-Lock microcentrifuge tube (Fisher Scientific, Loughborough, UK) and heated at 100°C for 20 min. After brief centrifugation, the tubes were opened and heated until half the initial volume had evaporated.
The protein concentration was measured with the BCA Protein Assay Kit Piercee, Bonn, Germany) 15 µg of protein obtained from each sample were used for SDS-PAGE in a X-Cell Sure Lock Mini-Cell apparatus (Invitrogen, Karlsruhe, Germany) and transferred to a nitrocellulose membrane with the Fastblot 33 system (Biometra, Göttingen, Germany).
A Novex® XCell Sure Lock™ Mini-Cell system (Life Technologies Inc ,Carlsbad, CA, USA) and an EPS-250 Series II Power Supply unit (CBS Scientific Company Inc, San Diego, CA, USA) were employed.
The molecular mass distribution of BMSS was investigated by sodium dodecyl sulphate-polyacrylamide gel electrophoresis (SDS-PAGE), using a Novex® XCell Sure Lock™ Mini-Cell system (Life Technologies Inc ,Carlsbad, CA, USA) and an EPS-250 Series II Power Supply unit (CBS Scientific Company Inc, San Diego, CA, USA).
The molar mass distribution of BMSS was investigated by sodium dodecyl sulphate-polyacrylamide gel electrophoresis (SDS-PAGE), using a Novex® XCell Sure Lock™ Mini-Cell system (Life Technologies Inc ,Carlsbad, CA, USA) and an EPS-250 Series II Power Supply unit (CBS Scientific Company Inc, San Diego, CA, USA).
Western blots were performed using X-Cell Sure Lock Mini Cell and NuPAGE MOPS SDS buffer kit (Invitrogen) according to manufacturer's instructions.
Aliquots containing 50,000 or 100,000 cells were loaded and separated on 4 12 % acrylamide Bis Tris gels (Invitrogen) using the Xcell Sure Lock™ Mini-Cell System (Invitrogen).
If front rowers can play with them, I'm sure locks can".
The issue is whether boards are using this silence to go too far in giving their chosen bidder a sure deal with lock-ups.
The surest lock The Revenant has is for its leading man.
Coming into the tournament, I'd thought Kansas was the best team in the nation and thus the surest lock for the Final Four.
