ed ▁Fil ament ous ▁B acter ia ▁were ▁found ▁to ▁expand ▁in ▁A ID - def ic ient ▁m ice , ▁which ▁lack ▁the ▁ability ▁to ▁mount ▁an ▁appropriate ▁hum oral ▁imm une ▁response ▁because ▁of ▁imp a ired ▁som atic ▁hyper mut ation ; ▁par abi otic ▁experiments ▁revealed ▁the ▁importance ▁of ▁Ig A ▁in ▁elimin ating ▁Seg ment ed ▁Fil ament ous ▁B acter ia . ▁This ▁goes ▁hand ▁in ▁hand ▁with ▁an ▁earlier ▁study ▁demonstr ating ▁the ▁ability ▁of ▁mon oc ol on ization ▁with ▁Seg ment ed ▁Fil ament ous ▁B acter ia ▁to ▁dram atically ▁increase ▁m uc os al ▁Ig A ▁levels . ▁Seg ment ed ▁Fil ament ous ▁B acter ia ▁are ▁species ▁specific , ▁and ▁may ▁be ▁important ▁to ▁imm une ▁development . ▁ ▁References ▁ ▁Gut ▁Im m une ▁M atur ation ▁Dep ends ▁on ▁Col on ization ▁with ▁a ▁Host - Spec ific ▁Micro bi ota ▁( Cell ▁Volume ▁ 1 4 9 , ▁Issue ▁ 7 ▁ 2 0 1 2 ▁ 1 5 7 8 ▁– ▁ 1 5 9 3 ) ▁ ▁Further ▁reading ▁At ▁least ▁ 5 0 ▁scholar ly ▁articles ▁on ▁the ▁subject ▁at ▁Google ▁scholar . ▁Two ▁review ▁articles ▁ ▁Category : B acter ia ▁Category : C andid atus ▁tax a <0x0A> </s> ▁The ▁Hob oken ▁C emetery ▁is ▁located ▁at ▁ 5 5 0 0 ▁T onn elle ▁Avenue ▁in ▁North ▁Ber gen , ▁New ▁Jersey . ▁in ▁the ▁New ▁Dur ham ▁section . ▁It