ukol

/ukol/

Cases

SingularPluralWhen to use it
nominativeukolthe injectionukollathe injectionsthe plain dictionary form — the doer of the sentence
genitiveukolnuthe injection'sukollanıthe injections'the owner — whose it is
accusativeukolnuthe injection (as the object)ukollanıthe injections (as the object)a specific, known object — whom or what
dativeukolğato the injectionukollağato the injectionsdirection or recipient — to where, to whom
locativeukoldaat / in the injectionukolladaat / in the injectionswhere it is; also having — mende bar, "I have it"
ablativeukoldanfrom the injectionukolladanfrom the injectionswhere it comes from; also "than" when comparing
When to use each case
nominative
the plain dictionary form — the doer of the sentence
genitive
the owner — whose it is
accusative
a specific, known object — whom or what
dative
direction or recipient — to where, to whom
locative
where it is; also having — mende bar, "I have it"
ablative
where it comes from; also "than" when comparing

The endings are the same ones the pronouns wear — that page explains when each case is used.

With an owner

One ownedSeveral owned
myukolummy injectionukollarımmy injections
yourukolungyour injectionukollarıngyour injections
his / herukoluhis / her injectionukollarıhis / her injections
ourukolubuzour injectionukollarıbızour injections
you all'sukoluğuzyou all's injectionukollarığızyou all's injections
theirukollarıtheir injectionukollarıtheir injections

The overlap in the last rows is real, not a mistake: ukolları can mean "his / her injections", "their injection", or "their injections" — context decides.