What's the difference between protection and provection?

Protection

Definition:

(n.) The act of protecting, or the state of being protected; preservation from loss, injury, or annoyance; defense; shelter; as, the weak need protection.
(n.) That which protects or preserves from injury; a defense; a shield; a refuge.
(n.) A writing that protects or secures from molestation or arrest; a pass; a safe-conduct; a passport.
(n.) A theory, or a policy, of protecting the producers in a country from foreign competition in the home market by the imposition of such discriminating duties on goods of foreign production as will restrict or prevent their importation; -- opposed to free trade.

Example Sentences:

(1) Here we have asked whether protection from blood-borne antigens afforded by the blood-brain barrier is related to the lack of MHC expression.
(2) Unfortunately, due to confidentiality clauses that have been imposed on us by the Department of Immigration and Border Protection, we are unable to provide our full names and … titles … However, we believe the evidence that will be submitted will validate the statements that we are making in this submission.” The submission detailed specific allegations – including names and dates – of sexual abuse of child detainees, violence and bullying of children, suicide attempts by children and medical neglect.
(3) However, four of ten young adult outer arm (relatively sun-exposed) and one of ten young adult inner arm (relatively sun-protected) fibroblasts lines increased their saturation density in response to retinoic acid.
(4) The transported pIgA was functional, as evidenced by its ability to bind to virus in an ELISA assay and to protect nonimmune mice against intranasal infection with H1N1 but not H3N2 influenza virus.
(5) In the second approach, attachment sites of DTPA groups were directed away from the active region of the molecule by having fragment E1,2 bound in complex, with its active sites protected during the derivatization.
(6) At the fepB operator, a 31 base-pair Fur-protected region was identified, corresponding to positions -19 to +12 with respect to the transcriptional start site.
(7) In many cases, physicians seek to protect themselves from involvement with these difficult, highly anxious patients by making a referral to a psychiatrist.
(8) Adenosine diphosphate (ADP) afforded significant protection only at the very highest concentration (5.0 mM); inorganic pyrophosphate (PPi) did not protect against loss of latency at any concentration.
(9) I hope this movement will continue and spread for it has within itself the power to stand up to fascism, be victorious in the face of extremism and say no to oppressive political powers everywhere.” Appearing via videolink from Tehran, and joined by London mayor Sadiq Khan and Palme d’Or winner Mike Leigh, Farhadi said: “We are all citizens of the world and I will endeavour to protect and spread this unity.” The London screening of The Salesman on Sunday evening wasintended to be a show of unity and strength against Trump’s travel ban, which attempted to block arrivals in the US from seven predominantly Muslim countries: Iran, Iraq, Libya, Sudan, Somalia, Syria and Yemen.
(10) Comprehensive regulations are being developed to limit human exposure to contamination in drinking water by the United States Environmental Protection Agency (EPA) under the authority of the Safe Drinking Water Act (SDWA).
(11) They were protecting the sit-in because they believed that, if they left, the police would follow them."
(12) These results suggest that CD4+ protective T cells generated by immunization with vBCG are characterized by the ability to produce IFN-gamma after stimulation with specific Ag.
(13) After 45 days of the exposition, the protective action of these soaps were evaluated.
(14) The yeasts amounts used did not protect the test animals from the kidney infiltration with lipids and cholesterol; 12 g of yeasts per 100 g of the ration promoted elevation of sialic acid content in the blood plasma.
(15) The protective activity of the serum was correlated with high titres of anti-erythrocyte antibodies.
(16) These and other results suggest that the experimental agents do not provide protection against alloxan inhibition by preventing the entry of alloxan into the intracellular space of the islet.
(17) But no such protective effect is seen if the phenobarbitone is administered after treatment with these carcinogens.
(18) Benzyloxycarbonylarginine p-nitrophenyl ester and other activated esters of N-a-sustituted arginine salts may be useful reagents for introduction of trypsin-labile protecting groups into peptide fragments for purpose of polypeptide semi-synthesis.
(19) We propose that during the detergent solubilization the acidic phospholipids protect the transport systems against denaturation by preventing delipidation.
(20) A continuously protective, nontoxic, oral model of chronic treatment with primidone was developed in the rat.